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Gene Therapy Successes – Learn Genetics

October 12th, 2015 4:51 am

Researchers have been working for decades to bring gene therapy to the clinic, yet very few patients have received any effective gene-therapy treatments. But that doesn't mean gene therapy is an impossible dream. Even though gene therapy has been slow to reach patients, its future is very encouraging. Decades of research have taught us a lot about designing safe and effective vectors, targeting different types of cells, and managing and minimizing immune responses in patients. We've also learned a lot about the disease genes themselves. Today, many clinical trials are underway, where researchers are carefully testing treatments to ensure that any gene therapy brought into the clinic is both safe and effective.

Below are some gene therapy success stories. Successes represent a variety of approachesdifferent vectors, different target cell populations, and both in vivo and ex vivo approachesto treating a variety of disorders.

Sebastian Misztal was a patient in a hemophilia gene therapy trial in 2011. Following the treatment, Misztal no longer had spontaneous bleeding episodes. Credit: UCLH/UCL NIHR Biomedical Research Centre

Several inherited immune deficiencies have been treated successfully with gene therapy. Most commonly, blood stem cells are removed from patients, and retroviruses are used to deliver working copies of the defective genes. After the genes have been delivered, the stem cells are returned to the patient. Because the cells are treated outside the patient's body, the virus will infect and transfer the gene to only the desired target cells.

Severe Combined Immune Deficiency (SCID) was one of the first genetic disorders to be treated successfully with gene therapy, proving that the approach could work. However, the first clinical trials ended when the viral vector triggered leukemia (a type of blood cancer) in some patients. Since then, researchers have begun trials with new, safer viral vectors that are much less likely to cause cancer.

Adenosine deaminase (ADA) deficiency is another inherited immune disorder that has been successfully treated with gene therapy. In multiple small trials, patients' blood stem cells were removed, treated with a retroviral vector to deliver a functional copy of the ADA gene, and then returned to the patients. For the majority of patients in these trials, immune function improved to the point that they no longer needed injections of ADA enzyme. Importantly, none of them developed leukemia.

Gene therapies are being developed to treat several different types of inherited blindnessespecially degenerative forms, where patients gradually lose the light-sensing cells in their eyes. Encouraging results from animal models (especially mouse, rat, and dog) show that gene therapy has the potential to slow or even reverse vision loss.

The eye turns out to be a convenient compartment for gene therapy. The retina, on the inside of the eye, is both easy to access and partially protected from the immune system. And viruses can't move from the eye to other places in the body. Most gene-therapy vectors used in the eye are based on AAV (adeno-associated virus).

In one small trial of patients with a form of degenerative blindness called LCA (Leber congenital amaurosis), gene therapy greatly improved vision for at least a few years. However, the treatment did not stop the retina from continuing to degenerate. In another trial, 6 out of 9 patients with the degenerative disease choroideremia had improved vision after a virus was used to deliver a functional REP1 gene.

Credit: Jean Bennett, MD, PhD, Perelman School of Medicine, University of Pennsylvania; Manzar Ashtari, Ph.D., of The Children's Hospital of Philadelphia, Science Translational Medicine.

People with hemophilia are missing proteins that help their blood form clots. Those with the most-severe forms of the disease can lose large amounts of blood through internal bleeding or even a minor cut.

In a small trial, researchers successfully used an adeno-associated viral vector to deliver a gene for Factor IX, the missing clotting protein, to liver cells. After treatment, most of the patients made at least some Factor IX, and they had fewer bleeding incidents.

Patients with beta-Thalassemia have a defect in the beta-globin gene, which codes for an oxygen-carrying protein in red blood cells. Because of the defective gene, patients don't have enough red blood cells to carry oxygen to all the body's tissues. Many who have this disorder depend on blood transfusions for survival.

In 2007, a patient received gene therapy for severe beta-Thalassemia. Blood stem cells were taken from his bone marrow and treated with a retrovirus to transfer a working copy of the beta-globin gene. The modified stem cells were returned to his body, where they gave rise to healthy red blood cells. Seven years after the procedure, he was still doing well without blood transfusions.

A similar approach could be used to treat patients with sickle cell disease.

In 2012, Glybera became the first viral gene-therapy treatment to be approved in Europe. The treatment uses an adeno-associated virus to deliver a working copy of the LPL (lipoprotein lipase) gene to muscle cells. The LPL gene codes for a protein that helps break down fats in the blood, preventing fat concentrations from rising to toxic levels.

Several promising gene-therapy treatments are under development for cancer. One, a modified version of the herpes simplex 1 virus (which normally causes cold sores) has been shown to be effective against melanoma (a skin cancer) that has spread throughout the body. The treatment, called T-VEC, uses a virus that has been modified so that it will (1) not cause cold sores; (2) kill only cancer cells, not healthy ones; and (3) make signals that attract the patient's own immune cells, helping them learn to recognize and fight cancer cells throughout the body. The virus is injected directly into the patient's tumors. It replicates (makes more of itself) inside the cancer cells until they burst, releasing more viruses that can infect additional cancer cells.

A completely different approach was used in a trial to treat 59 patients with leukemia, a type of blood cancer. The patients' own immune cells were removed and treated with a virus that genetically altered them to recognize a protein that sits on the surface of the cancer cells. After the immune cells were returned to the patients, 26 experienced complete remission.

Patients with Parkinson's disease gradually lose cells in the brain that produce the signaling molecule dopamine. As the disease advances, patients lose the ability to control their movements.

A small group of patients with advanced Parkinson's disease were treated with a retroviral vector to introduce three genes into cells in a small area of the brain. These genes gave cells that don't normally make dopamine the ability to do so. After treatment, all of the patients in the trial had improved muscle control.

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Hepatitis B reactivation in HBsAg-negative/HBcAb-positive …

October 11th, 2015 2:49 pm

HBsAg-negative/HBcAb-positive haematopoietic stem cell transplant (HSCT) recipients are at high risk of hepatitis B virus (HBV) reactivation. Allogeneic HSCT recipients from years 2000 to 2010 were evaluated in order to study the impact of being HBsAg-negative/HBcAb-positive in this population. Overall, 137 of 764 patients (18%) were HBsAg-negative/HBcAb-positive before HSCT. Overall survival, non-relapse mortality (NRM), acute and chronic graft-vs.-host disease were similar in HBcAb-positive and HBcAb-negative patients. Reactivation occurred in 14 patients (10%) within a median of 19 months after HSCT (range 9-77). Cause-specific hazard for reactivation was decreased in the case of an HBV-immune/exposed donor (HRadjusted = 0.12; 95% CI, 0.02-0.96; p 0.045) and increased in patients who received rituximab treatment (HRadjusted = 2.91; 95%CI, 0.77-10.97; p 0.11). Competing risk analyses documented a protective role of an HBV-immune/exposed donor (p 0.041) and an increased probability associated with the length of treatment with cyclosporine (p <0.001) and treatment with rituximab (but not with low-dose rituximab prophylaxis, p <0.001 at each landmark point). No differences in overall survival and NRM were found between patients with and without HBV reactivation. The donor's immunity was independently and consistently associated with a decreased risk of HBV reactivation, while rituximab and cyclosporine treatments increased the probability.

2014 The Authors Clinical Microbiology and Infection 2014 European Society of Clinical Microbiology and Infectious Diseases.

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What is Biotechnology? | North Carolina Biotech Center

October 11th, 2015 2:46 pm

Simply put, biotechnology is a toolbox that solves problems.

Biotechnology leverages our understanding of the natural sciences to create novel solutions for many of our world problems. We use biotechnology to grow our food to feed our families. We use biotechnology to make medicines and vaccines to fight diseases. And we are now turning to biotechnology to find alternatives to fossil-based fuels for a cleaner, healthier planet.

We often think of biotechnology as a new area for exploration, but its rich history actually dates back to 8000 B.C when the domestication of crops and livestock made it possible for civilizations to prosper. The 17th century discovery of cells and later discoveries of proteins and genes had a tremendous impact on the evolution of biotechnology.

Biotechnology is grounded in the pure biological sciences of genetics, microbiology, animal cell cultures, molecular biology, embryology and cell biology. The discoveries of biotechnology are intimately entwined in the industry sectors for development in agricultural biotechnology, biofuels, biomanufacturing, human health, nanobiotechnology, regenerative medicine and vaccines.

The foundation of biotechnology is based in our understanding of cells, proteins and genes.

Biologists study the structure and functions of cellswhat cells do and how they do it. Biomedical researchers use their understanding of genes, cells and proteins to pinpoint the differences between diseased and healthy dells. Once they discover how diseased cells are altered, they can more easily develop new medical diagnostics, devices and therapies to treat diseases and chronic conditions.*

*Paraphrased from How Biology Drives Biotechnology; Amgen Scholarsthe Scientist.

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Biotechnology – News – Times Topics – The New York Times

October 11th, 2015 2:46 pm

Biotechnology companies are saving on taxes by transferring patents on their lucrative and expensive drugs to foreign subsidiaries; tactic is not as advantageous as an inversion, but provides substantial tax benefit. MORE

Bioengineers for the first time create functional three-dimensional brain-like tissue, discovery that could eventually be used to study brain disease, injury and treatment; research is published in the journal PNAS, and is the latest example of biomedical engineering being used to make realistic models of organs such as the heart, lungs and liver. MORE

Michael Behar article examines growing field of bioelectronics, in which implants are thought to be able to communicate directly with the nervous system in order to try to fight wide variety of diseases; notes that GlaxoSmithKline runs newly formed Bioelectronics R & D Unit, which has partnerships with 26 independent research groups in six countries. MORE

Scientists at Scripps Research Institute create first living organism with artificial DNA, taking significant step toward altering the fundamental alphabet of life; accomplishment could lead to new antibiotics, vaccines and other products, though a lot more work needs to be done before this is practical; research, published online in journal Nature, is bound to raise safety concerns and questions about whether humans are playing God. MORE

Jeff Sommer Strategies column argues that while recent surge in Internet and biotech stock values may recall notorious bubble of 2000, overall Standard & Poor's 500-stock index remains far more tethered to reality than it was in that period. MORE

Harlem Biospace, new business incubator focused on biotechnology, will provide start-up lab space in renovated former confectionery research lab on West 127th Street in Harlem, near City College and Columbia University; incubator represents new investment in a neighborhood that has for decades struggled to restore its former economic and social vitality. MORE

Dr Shoukhrat Mitalipov has shaken field of genetics with development of process in which nucleus can be removed from one human egg and placed into another; procedure, intended to help women conceive children without passing on genetic defects in their cellular mitochondria, has drawn ire of bioethicists and scrutiny of federal regulators. MORE

Food and Drug Administration's new proposal to purge artery-clogging trans fats from foods could ease marketing of genetically modified soybean, which has been manipulated to be free of trans fat; new beans, developed by Monsanto and DuPont Pioneer, could help image of biotechnology industry because they are among the first genetically modified crops with a trait that benefits consumers, as opposed to farmers. MORE

California Gov Jerry Brown vetoes bill that would have allowed biosimilar versions of biologic drugs to be substituted by pharmacists if Food and Drug Administration deemed them 'interchangeable' with the brand-name reference product. MORE

Hawaii has become hub for development of genetically engineered corn and other crops that are sold to farmers worldwide, and seeds are state's leading agricultural commodity; activists opposed to biotech crops have joined with residents who say corn farms expose them to dust and pesticides, and they are trying to drive companies away, or at least rein them in. MORE

Some farmers are noticing soil degradation after using glyphosate, while others argue that the herbicide, along with biotech crops, produces yields too profitable to give up; some critics warn that glyphosate may be producing herbicide-resistant 'superweeds'; issue is part of larger debate over long-term effects of biotech crops, which account for 90 percent of corn, soybeans and sugar beets grown in the United States. MORE

David Blech, who was once considered biotechnologys top gunslinger and was worth about $300 million, is about to begin a four-year prison term, having pleaded guilty to stock manipulation; Blech's downfall reflects maturation of biotechnology from get-rich-quick days to sophisticated, multibillion dollar industry. MORE

Researchers at laboratories around world are experimenting with bioprinting, process of using 3-D printing technology to assemble living tissue; while research has made great progress, there are still many formidable obstacles to overcome. MORE

Researchers at University of Illinois have used 3-D printer to make small hybrid 'biobots'--part part gel, part muscle cell--that can move on their own; research may someday lead to development of tiny devices that could travel within body, sensing toxins and delivering medication. MORE

Developers of biotechnology crops, facing increasing pressure to label genetically modified foods, begin campaign to gain support for products by promising openness; centerpiece of effort is Web site to answer questions posed by consumers about genetically engineered crops and will include safety data similar to that submitted to regulatory agencies. MORE

The rise of personalized medicine has spurred giant pharmaceutical companies to home in on small biotechnology firms. MORE

Physician and tissue engineer Mark Post is attempting to grow so-called in vitro meat, or cultured meat, in Netherlands laboratory through use of stem cells and techniques adapted from medical research for growing tissues and organs; arguments in favor of such technology include both animal welfare and environmental issues, but questions of cost, safety and taste remain. MORE

Group of hobbyists and entrepreneurs begin project to develop plants that glow, potentially leading way for trees that can replace electric streetlamps and potted flowers to read by; project, which will use sophisticated form of genetic engineering called synthetic biology, is unique in that it is not sponsored by corporate or academic interests, and may give rise to similar do-it-yourself ventures. MORE

Interview with Nick Goldman, British molecular biologist who led study that successfully stored digital information in synthetic DNA molecules and then recreated it without error; study, suggesting the possibility of a storage medium of immense scale and longevity, was published in journal Nature. MORE

Craig Venter, controversial scientist and the head of Synthetic Genomics Inc, is convinced that synthetic biology holds the key to solving many of the world's problems, and his company has been actively trying to find and use new microbes for wildly varied purposes. MORE

Obama administration will announce a broad plan to foster development of the nation's bioeconomy, including the use of renewable resources and biological manufacturing methods to replace harsher industrial methods. MORE

Firms are racing to cut the cost of sequencing the human genome, as hope rises for faster development of medical advances; promise is that low-cost gene sequencing will lead to a new era of personalized medicine, yielding new approaches for treating cancers and other serious diseases. MORE

Central New Jersey, with its concentration of pharmaceutical giants and academic powerhouses has long had the potential to be a major center for life sciences business, but has never lived up to that potential; now, signs of a small revival are apparent; the number of biotechnology companies has grown to 335 from 10 in 1998; a 64,000-square-foot specialized office building leased to Elementis PLC is being built on spec in a new Woodmont Properties development called SciPark. MORE

Essay by Stanford University bioengineer Drew Endy discusses the outlook for biological computers that could operate at the cellular and even genetic level. MORE

Geron, the company conducting the world's first clinical trial of a therapy using human embryonic stem cells, says it is halting that trial and leaving the stem cell business entirely; company says its move does not reflect a lack of promise for the controversial field, but a refocusing of its limited resources. MORE

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Bachelor’s Degree in Biotechnology | UMUC

October 11th, 2015 2:45 pm

Professionals in biotechnology come up with answers to a host of humanity's problemsfrom Ebola to failing crops. With a bachelor's degree in biotechnology from University of Maryland University College, you can become a part of the solution.

For this program, you are required to have already gained technical and scientific knowledge of biotechnology through transferred credit and direct experience in the field.

The major combines laboratory skills and applied coursework with a biotechnology internship experience and upper-level study and helps prepare you to enter the pharmaceutical, agricultural, or biomedical research industries and organizations as a laboratory technician, quality control technician, assay analyst, chemical technician, or bioinformatician.

In your courses, you'll study biological and chemical sciences, biotechniques, bioinstrumentation, bioinformatics, microbiology, molecular biology, and cell biology.

Through your coursework, you will learn how to

In past projects, students have had the opportunity to

Our curriculum is designed with input from employers, industry experts, and scholars. You'll learn theories combined with real-world applications and practical skills you can apply on the job right away.

Arts and Humanities Classes | 6 Credits

Classes must be from different disciplines.

Technological Transformations (3 Credits, HIST 125)

A 3-credit class in ARTH or HIST

Introduction to Humanities (3 Credits, HUMN 100)

A 3-credit class in ARTH, ARTT, ASTD, ENGL, GRCO, HIST, HUMN, MUSC, PHIL, THET, dance, literature, or foreign language

Behavioral and Social Science Classes | 6 Credits

Classes must be from different disciplines.

Economics in the Information Age (3 Credits, ECON 103)

Technology in Contemporary Society (3 Credits, BEHS 103)

Biological and Physical Sciences Classes | 7 Credits

Introduction to Biology (4 Credits, BIOL 103)

Introduction to Physical Science (3 Credits, NSCI 100)

Computing Classes | 6 Credits

Overall Bachelor's Degree Requirements

In addition to the general education requirements and the major, minor, and elective requirements, the overall requirements listed below apply to all bachelor's degrees.

Double majors: You can earn a dual major upon completion of all requirements for both majors, including the required minimum number of credits for each major and all related requirements for both majors. The same class cannot be used to fulfill requirements for more than one major. Certain restrictions (including use of credit and acceptable combinations of majors) apply for double majors. You cannot major in two programs with excessive overlap of required coursework. Contact an admissions counselor before selecting a double major.

Second bachelor's degree: To earn a second bachelor's degree, you must complete at least 30 credits through UMUC after completing the first degree. The combined credit in both degrees must add up to at least 150 credits. You must complete all requirements for the major. All prerequisites apply. If any of these requirements were satisfied in the previous degree, the remainder necessary to complete the minimum 30 credits of new classes should be satisfied with classes related to your major. Contact an admissions counselor before pursuing a second bachelor's degree.

Electives: Electives can be taken in any academic discipline. No more than 21 credits can consist of vocational or technical credit. Pass/fail credit, up to a maximum of 18 credits, can be applied toward electives only.

Lower-level coursework must be taken as part of an appropriate degree program at an approved community college or other institution. Coursework does not have to be completed prior to admission, but it must be completed prior to graduation. Transfer coursework must include 4 credits in general microbiology with a lab, 4 credits in general genetics with a lab, and 7 credits in biotechnology applications and techniques with a lab. Additional required related science coursework (17 credits) may be applied anywhere in the bachelor's degree.

The BTPS is only available to students who have completed the required lower-level coursework for the major either within an Associate of Applied Science degree at a community college with which UMUC has an articulation agreement or within another appropriate transfer program. Students should consult an admissions counselor before selecting the BTPS.

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Biotechnology – American Chemical Society

October 11th, 2015 2:45 pm

Chemists in biotechnology generally work in a laboratory setting in an industrial or academic environment. A single laboratory may be involved in 510 projects, and the scientists will have varying degrees of responsibility for each project. Teamwork is vital, and it is unusual to work alone on tasks. Most chemists in biotech positions say they work more than 40 hours a week, although they add that this is largely an individual choice and not necessarily required.

Most biotechnologists today began their careers working for small, innovative biotech companies that were founded by scientists. However, as the field has developed, many major drug companies added or acquired biotech divisions. Chemical companies with large agricultural chemical businesses also have substantial biotech labs. Biotech companies are generally located near universities. The industry began in a few major areas such as San Francisco and Boston (the traditional homes of biotech firms), Chicago, Denver/Boulder, San Diego, Seattle, and Research Triangle Park, NC, but there are now biotech companies all across the country.

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Biotechnology Jobs, Employment | Indeed.com

October 11th, 2015 2:45 pm

Sortby: relevance - date TISSUE RECOVERY TECHNICIAN (ON-CALL / PER DIEM) Community Blood Center/Community Tissue Services 36 reviews - Medford, OR CTS is accredited by the American Association of Tissue Banks (AATB), and strives to be on the forefront of new graft development and biotechnology to better... Sponsored by Community Blood Center/Community Tissue Services Regulatory Affairs Scientist Clinical Research Management 6 reviews - Frederick, MD Knowledge of biotechnology. Regulatory Affairs (RA) Representative on Product Teams:.... Sponsored by Clinical Research Management Tissue Manufacturing Technician - 2nd Shift Community Blood Center/Community Tissue Services 36 reviews - Kettering, OH We are accredited by the American Association of Tissue Banks (AATB), and strive to be on the forefront of new graft development and biotechnology to better... Sponsored by Community Blood Center/Community Tissue Services Trevena Inc - King of Prussia, PA Inova Personalized Medicine - Falls Church, VA Celmatix Inc. - New York, NY Advantar Labs - San Diego, CA 92121 Kite Pharma, Inc. - Santa Monica, CA 90404 Detekt Biomedical LLC - Austin, TX Adheren Inc. - Emeryville, CA Foundation for Advanced Education in the Sciences... - Bethesda, MD Biochemist This position is within the Protein Optimization Team of Biotechnology Discovery Research, which is responsible for generating, characterizing, and optimizing... Sponsored by Eli Lilly Protein Biochemist Eli Lilly & Companys Biotechnology Discovery Research organization is responsible for discovering and optimizing novel biotherapeutic (proteins, peptides,... Sponsored by Eli Lilly

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Biotechnology – Science Tracer Bullet

October 11th, 2015 2:45 pm

Biotechnology is that "branch of technology concerned with modern forms of industrial production utilizing living organisms, especially micro-organisms, and their biological processes," according to the Oxford English Dictionary. The actual term applies to a wide variety of uses of such biological technology, including the development of new breeds of plants and animals, the creation of therapeutic drugs and preventive vaccines, the growing of more nutritious and naturally pest-resistant crops as a food source, and the production of biofuels as an alternative energy source.

The basic idea of biotechnology has existed since prehistoric times. When early humans learned that they could plant their own crops and breed their own animals, and realized that they could selectively breed plants and livestock, they were practicing biotechnology. It was in 1919 that the actual term, "Biotechnologie" or "biotechnology," was coined by Karl Ereky, a Hungarian engineer. Since the end of World War II, biotechnology has also been used for large-scale waste management, chemotherapy drug production, ore leaching, and other commercial operations.

The discovery of the structure of DNA in 1953 pushed the field of biotechnology to the DNA level. Since the 1970s, using the techniques of gene splicing and recombinant DNA, scientists have been able to combine the genetic elements of two or more living organisms. Completion of the Human Genome Project in 2003, as well as the availability of the entire genome sequences of various organisms and of advanced molecular techniques and tools (bioinformatics, comparative genomics, cloning, gene splicing, recombinant DNA), has paved the way for further biotechnological developments in agriculture, medicine, and other areas. Yet, as more novel uses of biotechnology are explored, ethical issues and controversies arise.

While the term "biotechnology" covers a very broad area, this guide focuses on the most recent uses of biotechnology in its four major fields: 1. medicine (vaccine development, chemotherapy drugs, stem cell therapy, gene therapy, and pharmacogenomics); 2. agriculture (genetically modified organisms and cloning); 3. energy and environment (biofuel and waste management); and 4. the bioethical and legal implications of biotechnology. This guide updates and replaces TB 84-7, and furnishes a review of the literature in the collections of the Library of Congress on the topic. Not intended as a comprehensive bibliography, this compilation is designed--as the name of the series implies--to put the reader "on target."

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Hoyle, Brian. Biotechnology. In Gale encyclopedia of science. K. Lee Lerner and Brenda Wilmoth Lerner, editors. 4th ed. v. 1. Detroit, Thomson Gale, c2008. p. 579-581. Q121.G37 2008

Shmaefsky, Brian. The definition of biotechnology. In his Biotechnology 101. Westport, CT, Greenwood Press, 2006. p. 1-17. TP248.215.S56 2006

Smith, J. E. Public perception of biotechnology. In Basic biotechnology. Edited by Colin Ratledge and Bjrn Kristiansen. 3rd ed. Cambridge, New York, Cambridge University Press, 2006. p. 3-33. TP248.2.B367 2006

Zaitlin, Milton. Biotechnology. In McGraw-Hill encyclopedia of science & technology. 10th ed. v. 3. New York, McGraw-Hill, 2007. p. 127-130. Q121.M3 2007

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Subject headings used by the Library of Congress, under which books on biotechnology can be found include the following:

HIGHLY RELEVANT

RELEVANT

RELATED

MORE GENERAL

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Basic biotechnology. Edited by Colin Ratledge and Bjrn Kristiansen. 3rd ed. Cambridge, New York, Cambridge University Press, 2006. 666 p. TP248.2.B367 2006

Batiza, Ann. Bioinformatics, genomics, and proteomics: getting the big picture. Philadelphia, Chelsea House Publishers, c2006. 196 p. Bibliography: p. 181-188. QH324.2.B38 2006

Gazit, Ehud. Plenty of room for biology at the bottom: an introduction to bionanotechnology. London, Imperial College Press; Hackensack, NJ, World Scientific Pub., c2007. 183 p. Bibliography: p. 171-179. QP514.2.G39 2007

An Introduction to molecular biotechnology: molecular fundamentals, methods and applications in modern biotechnology. Edited by Michael Wink, translated by Renate Fitzroy. Weinheim, Wiley-VCH, c2006. 768 p. Includes bibliographical references. TP248.2.I6813 2006

Nicholl, Desmond S. T. An introduction to genetic engineering. 3rd ed. Cambridge, New York, Cambridge University Press, 2008. 336 p. Includes bibliographical references. QH442.N53 2008

Renneberg, Reinhard. Biotechnology for beginners. Edited by Arnold L. Demain. Berlin, Boston, Springer-Verlag, c2008. 360 p. Includes bibliographical references. TP248.2.R45 2008

Shmaefsky, Brian. Biotechnology 101. Westport, CT, Greenwood Press, 2006. 251 p. Bibliography: p. 235-245. TP248.215.S56 2006

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Biotechnology: changing life through science. K. Lee Lerner and Brenda Wilmoth Lerner, editors. Detroit, Thomson Gale, c2007. 3 v. Includes bibliographical references. TP248.218.B56 2007

Brown, T. A. Gene cloning and DNA analysis: an introduction. 5th ed. Oxford, Malden, MA, Blackwell Pub., 2006. 386 p. Includes bibliographical references. QH442.2.B76 2006

Daugherty, Ellyn. Biotechnology: science for the new millennium. St. Paul, MN, Paradigm Publishers, c2007. 420 p. + 1 CD-ROM. TP248.2.D38 2007 FT MEADE

McGloughlin, Martina, and Edward Re. The evolution of biotechnology: from Natufians to nanotechnology. Dordrecht, Springer, c2006. 262 p. Includes bibliographical references. TP248.2.M434 2006

Pimentel, David, and Marcia H. Pimentel. Food, energy, and society. 3rd ed. Boca Raton, CRC Press, c2008. 380 p. Includes bibliographical references. HD9000.6.P55 2008

Shmaefsky, Brian. Biotechnology on the farm and in the factory: agricultural and industrial applications. Philadelphia, Chelsea House Publishers, c2006. 158 p. Bibliography: p. 145-149. S494.5.B563S53 2006

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Agriculture, Genetically Modified Organisms, and Food Biotechnology

Andre, Peter. Genetically modified diplomacy: the global politics of agricultural biotechnology and the environment. Vancouver, UBC Press, c2007. 324 p. Includes bibliographical references. S494.5.B563A53 2007

Biotechnology of fruit and nut crops. Edited by Richard E. Litz. Wallingford, Oxfordshire, Eng., Cambridge, MA, CABI Pub., c2005. 723 p. (Biotechnology in agriculture series, no. 29) Includes bibliographical references. SB359.3.B549 2005

Food biotechnology. Edited by Kalidas Shetty and others. 2nd ed. New York, CRC Press, Taylor & Francis, 2006. 1982 p. Includes bibliographical references. TP248.65.F66F6482 2006

Food biochemistry and food processing. Editor, Y. H. Hui; Associate editors, Wai-Kit Nip and others. Ames, IA, Blackwell Pub. Professional, 2006. 769 p. Includes bibliographical references. TP370.8.F66 2006

The Gene revolution: GM crops and unequal development. Edited by Sakiko Fukuda-Parr. London, Sterling, VA, Earthscan, 2007. 248 p. Includes bibliographical references. TP248.65.F66G44 2007

Herren, Ray V. Introduction to biotechnology: an agricultural revolution. Clifton Park, NY, Delmar Learning, c2005. 413 p. S494.5.B563H47 2005

Labeling genetically modified food: the philosophical and legal debate. Edited by Paul Weirich. Oxford, New York, Oxford University Press, 2007. 249 p. Includes bibliographical references. TP248.65.F66L33 2007

Murphy, Denis J. Plant breeding and biotechnology: societal context and the future of agriculture. Cambridge, New York, Cambridge University Press, 2007. 423 p. Includes bibliographical references. SB123.M77 2007

Safety of genetically engineered foods: approaches to assessing unintended health effects. Committee on Identifying and Assessing Unintended Effects of Genetically Engineered Foods on Human Health, Board on Life Sciences, Food and Nutrition Board, Board on Agriculture and Natural Resources, Institute of Medicine. Washington, National Academies Press, 2004. 235 p. Includes bibliographical references. TP248.65.F66S245 2004

Sanderson, Colin J. Understanding genes and GMOs. Singapore, Hackensack, NJ, World Scientific, c2007. 345 p. Includes bibliographical references. QH442.6.S26 2007

Thompson, Paul B. Food biotechnology in ethical perspective. 2nd ed. Dordrecht, Springer, c2007. 340 p. (The International library of environmental, agricultural and food ethics, 10) Bibliography: p. 309-334. TP248.65.F66T47 2007

Biotechnology Ethics and Law

Bailey, Ronald. Liberation biology: the scientific and moral case for the biotech revolution. Amherst, NY, Prometheus Books, 2005. 332 p. Bibliography: p. 247-310. TP248.23.B35 2005

Biotechnology and the law. Hugh B. Wellons and others. Chicago, American Bar Association, c2006. l957 p. Includes bibliographical references. KF3133.B56B56 2006

Bohrer, Robert A. A guide to biotechnology law and business. Durham, NC, Carolina Academic Press, c2007. 341 p. Includes bibliographical references. KF3133.B56 B64 2007

Cohen, Cynthia B. Renewing the stuff of life: stem cells, ethics, and public policy. Oxford, New York, Oxford University Press, 2007. 311 p. Bibliography: p. 244-295. QH588.S83C46 2007

Fundamentals of the stem cell debate: the scientific, religious, ethical, and political issues. Edited by Kristen Renwick Monroe, Ronald B. Miller, and Jerome S. Tobis. Berkeley, University of California Press, c2008. 218 p. Includes bibliographical references. QH588.S83F86 2008

Morris, Jonathan. The ethics of biotechnology. Philadelphia, Chelsea House Publishers, c2006. 158 p. Bibliography: p. 142-144. TP248.23.M67 2006

Energy and Environment: Biofuels and Waste Management

Biofuels for transport: global potential and implications for sustainable energy and agriculture. Worldwatch Institute. London, Sterling, VA, Earthscan, 2007. 452 p. Bibliography: p. 407-443. TP339.B5435 2007

Biofuels refining and performance. Ahindra Nag, editor. New York, McGraw-Hill, c2008. 312 p. Includes bibliographical references. TP339.B5437 2008

Biomass: energy from plants and animals. Amanda de la Garza, book editor. Detroit, Greenhaven Press, c2007. 120 p. Bibliography: p. 109-113. TP339.B5646 2007

Bitton, Gabriel. Wastewater microbiology. 3rd ed. Hoboken, NJ, Wiley-Liss, John Wiley & Sons, c2005. 746 p. Includes bibliographical references. QR48.B53 2005

Logan, Bruce E. Microbial fuel cells. Hoboken, NJ, Wiley-Interscience, c2008. 200 p. Bibliography: p. 189-198. TP339.L64 2008

Materials, chemicals, and energy from forest biomass. Dimitris S. Argyropoulos, editor. Washington, American Chemical Society; Distributed by Oxford University Press, c2007. 591 p. (ACS symposium series, 954) Includes bibliographical references. TP339.M367 2007

Progress in biomass and bioenergy research. Steven F. Warnmer, editor. New York, Nova Science Publishers, c2007. 217 p. Includes bibliographical references. TP360.P768 2007

Medical and Pharmaceutical Biotechnology

Autologous and cancer stem cell gene therapy. Editors, Roger Bertolotti, Keiya Ozawa. Hackensack, NJ, World Scientific, c2008. 446 p. (Progress in gene therapy, v. 3) Includes bibliographical references. QH588.S83A98 2008

Biotechnology in personal care. Edited by Raj Lad. New York, Taylor & Francis, 2006. 454 p. (Cosmetic science and technology series, v. 29) Includes bibliographical references. TP983.B565 2006

Cancer biotherapy: an introductory guide. Edited by Annie Young, Lewis Rowett, David Kerr. Oxford, New York, Oxford University Press, c2006. 323 p. Includes bibliographical references. RC271.I45C33 2006

Kelly, Evelyn B. Stem cells. Westport, CT, Greenwood Press, 2007. 203 p. Bibliography: p. 193-198. QH588.S83K45 2007

The National Academies guidelines for human embryonic stem cell research. Human Embryonic Stem Cell Research Advisory Committee, Board on Life Sciences, Division on Earth and Life Studies, Board on Health Sciences Policy, Institute of Medicine, National Research Council and Institute of Medicine of the National Academies. Washington, National Academies Press, c2007. 36 p. Includes bibliographical references. "2007 amendments." QH442.2.N38 2007

Newton, David E. Stem cell research. New York, Facts On File, c2007. 284 p. Includes bibliographical references. QH588.S83N49 2007

Panno, Joseph. Stem cell research: medical applications and ethical controversy. New York, Facts On File, c2005. 178 p. Bibliography: p. 157-161. QH588.S83P36 2005

Pharmaceutical biotechnology. Edited by Michael J. Groves. 2nd ed. Boca Raton, Taylor & Francis, 2006. 411 p. Includes bibliographical references. RS380.P475 2005

Pharmaceutical biotechnology: fundamentals and applications. Edited by Daan J. A. Crommelin, Robert D. Sindelar, Bernd Meibohm. 3rd ed. New York, Informa Healthcare, c2008. 466 p. Includes bibliographical references. RS380.P484 2008

Sasson, Albert. Medical biotechnology: achievements, prospects and perceptions. Tokyo, New York, United Nations University Press, c2005. 154 p. Bibliography: p. 143-148. TP248.2.S273 2005

Schacter, Bernice. Biotechnology and your health: pharmaceutical applications. Philadelphia, Chelsea House Publishers, c2006. 178 p. Bibliography: p. 163-167. RS380.S33 2006

Stem cells and cancer. Devon W. Parsons, editor. New York, Nova Biomedical Books, c2007. 284 p. Includes bibliographical references. RC269.7.S74 2007

Stem cells: from bench to bedside. Editors, Ariff Bongso and Eng Hin Lee. Singapore, Hackensack, NJ, World Scientific, c2005. 565 p. Includes bibliographical references. QH588.S83B66 2005

Stephenson, Frank Harold. DNA: how the biotech revolution is changing the way we fight disease. Amherst, NY, Prometheus Books, 2007. 333 p. Bibliography: p. 303-312. TP248.215.S74 2007

Walsh, Gary. Pharmaceutical biotechnology: concepts and applications. Chichester, Eng., Hoboken, NJ, John Wiley & Sons, c2007. 480 p. Includes bibliographical references. RS380.W35 2007

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Glazer, Alexander N., and Hiroshi Nikaido. Microbial biotechnology: fundamentals of applied microbiology. 2nd ed. Cambridge, New York, Cambridge University Press, 2007. 554 p. Includes bibliographical references. TP248.27.M53G57 2007

Globalization, biosecurity, and the future of the life sciences. Committee on Advances in Technology and the Prevention of Their Application to Next Generation Biowarfare Threats, Development, Security, and Cooperation Policy and Global Affairs Division, Board on Global Health, Institute of Medicine, Institute of Medicine and National Research Council of the National Academies. Washington, National Academies Press, c2006. 299 p. Includes bibliographical references. HV6433.3.G56 2006

Landecker, Hannah. Culturing life: how cells became technologies. Cambridge, MA, Harvard University Press, 2007. 276 p. Bibliography: p. 239-271. QH585.2.L36 2007

Okafor, Nduka. Modern industrial microbiology and biotechnology. Enfield, NH, Science Publishers, c2007. 530 p. Includes bibliographical references. QR53.O355 2007

Principles of tissue engineering. Edited by Robert P. Lanza, Robert Langer, Joseph Vacanti. 3rd ed. Amsterdam, Boston, Elsevier/Academic Press, c2007. 1307 p. Includes bibliographical references. TP248.27.A53P75 2007

Sunder Rajan, Kaushik. Biocapital: the constitution of postgenomic life. Durham, NC, Duke University Press, 2006. 343 p. Bibliography: p. 315-326. HD9999.B442S86 2006

Ullmanns biotechnology and biochemical engineering. Weinheim, Wiley-VCH, c2007. 2 v. (855 p.) Includes bibliographical references. TP248.2.U44 2007

Zimmer, Marc. Glowing genes: a revolution in biotechnology. Amherst, NY, Prometheus Books, 2005. 221 p. Includes bibliographical references. QP552.G73Z56 2005

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Bains, William. Biotechnology from A to Z. 3rd ed. Oxford, New York, Oxford University Press, 2004. 413 p. Bibliography: p. 387. TP248.16.B33 2004

Encyclopedia of genetics. Editor, revised edition, Bryan D. Ness; editor, first edition, Jeffrey A. Knight. Rev. ed. Pasadena, CA, Salem Press, c2004. 2 v. Includes bibliographical references. QH427.E53 2004

Kahl, Gnter. The dictionary of gene technology: genomics, transcriptomics, proteomics. 3rd ed. Weinheim, Wiley-VCH, c2004. 2 v. (1290 p.) QH442.K333 2004

Kent and Riegel's handbook of industrial chemistry and biotechnology. Edited by James A. Kent. 11th ed. New York, Springer, c2007. 1 v. Includes bibliographical references. Rev. ed. of Riegels handbook of industrial chemistry. 2003. TP145.R53 2007

Nill, Kimball R. Glossary of biotechnology and nanobiotechnology terms. 4th ed. Boca Raton, Taylor & Francis, 2006. 402 p. TP248.16.F54 2006

Plunkett's biotech & genetics industry almanac. Houston, TX, Plunkett Research, c2001- . Annual. HD9999.B44P57

Steinberg, Mark, and Sharon D. Cosloy. The Facts on File dictionary of biotechnology and genetic engineering. 3rd ed. New York, Facts on File, 2006. 275 p. Not yet in LC

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Challenges and risks of genetically engineered organisms. Paris, Organisation for Economic Co-operation and Development, c2004. 223 p. Includes bibliographical references. Proceedings of a workshop on "Challenges and Risks of GMOs-What Risk Analysis is Appropriate?" held in Maastricht, Netherlands, 16-18 July 2003. QH450.C45 2004

European Society of Animal Cell Technology. General Meeting (19th, 2005, Harrogate, England). Cell technology for cell products: proceedings of the 19th ESACT Meeting, Harrogate, UK, June 5-8, 2005. Edited by Rodney Smith. Dordrecht, Springer, c2007. 821 p. Includes bibliographical references. TP248.27.A53E93 2005

European Symposium on Environmental Biotechnology (2004, Oostende, Belgium). European Symposium on Environmental Biotechnology--ESEB 2004: proceedings of the European Symposium on Environmental Biotechnology, ESEB 2004, 25-28 April 2004, Oostende, Belgium. Edited by W. Verstraete. Leiden, Balkema, 2004. 909 p. Includes bibliographical references. TD192.5.E965 2004

Food Innovation: Emerging Science, Technologies and Applications (FIESTA) conference. Edited by Peter Roupas. In Innovative food science & emerging technologies, v. 9, Apr. 2008: 139-254. TP248.65.F66I55

Frontiers in Biomedical Devices Conference (2nd, 2007, Irvine, Calif.). Proceedings of the 2nd Frontiers in Biomedical Devices Conference--2007: presented at the Frontiers in Biomedical Devices Conference, June 7-8, 2007, Irvine, California, USA. New York, American Society of Mechanical Engineers, c2007. 160 p. Includes bibliographical references. R857.M3F76 2007

International Conference on Experimental Mechanics (2006, Jeju, Korea). Experimental mechanics in nano and biotechnology. Edited by Soon-Bok Lee, Yun-Jae Kim. etikon Zrich, Switzerland; Enfield, NH, Trans Tech Publications, Ltd., 2006. 2 v. (Key engineering materials, v. 326-328) Includes bibliographical references. Proceedings of the International Conference on Experimental Mechanics (ICEM 2006) and the 5th Asian Conference on Experimental Mechanics (ACEM5), September 26-29, 2006, Jeju, Korea; organized by Korea Advanced Institute of Science and Technology (KAIST) and Asian Committee for Experimental Mechanics (ACEM). TA349.I478 2006

Symposium of the Tohoku University 21st Century Center of Excellence Program (2007, Tohoku University, Japan). Future medical engineering based on bionanotechnology: proceedings of the final symposium of the Tohoku University 21st Century Center of Excellence Program, Sendai International Center, Japan 7-9 January 2007. Editors, Esashi Masayoshi and others. London, Imperial College Press, 2006. 1115 p. Includes bibliographical references. R857.N34S94 2007

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Biotechnology – Harvard University

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Biotechnology, or the genetic modification of living materials, has ignited heated debates over trade policy. Innovations in the manipulation of microbes, plants, and animals raises serious ethical questions related to the commoditization and exchange of living organisms. In the arena of trade policy, these ethical questions pose a unique economic dilemma: to what extent should trade policy reflect moral and ethical judgments about the fruits of biotechnology?

Debate on Genetically Modified Foods

The principal cause of the debate surrounding products of biotechnology is the uncertainty of the long-term health and environmental effects of genetically modified living materials. Though many scientists believe GM foods to be safe, a small but influential group of researchers maintain that uncertainty about their effects on human health justifies extreme precaution, including the possible use of trade restrictions. Some supporters of GM foods agree that rigorous testing and research should continue but that in the meantime the benefits of heartier or enriched crops are too great to ignore and are essential in eliminating world hunger and malnutrition. Advocates of sustainable development are also wary of the long-term effects that GM crops could exert on the environment.

Agricultural concerns center on issues of 'genetic pollution' or the genetic flow from GM crops to unmodified plants in the wild. Transfer of genes from GM to wild plants could create health problems in humans, anti-biotic resistance in plants and associated insects, long-term damage to ecosystems, loss of biodiversity, and lack of consumer choice.

Defenders of biotechnology often argue that genetic manipulation holds the key to eliminating hunger and suffering across the world. One commonly cited example is 'Golden rice' which scientists have engineered to produce extra Vitamin A. The rice has been hailed as a godsend for malnourished people in the developing world because Vitamin A helps prevent blindness. Critics take two different stances on these wonder-foods. Some refer to recent studies and statements by doctors that Golden rice is not a sufficient source of vitamin A. Specifically, people with diarrheal diseases are incapable of absorbing vitamin A from the rice, thus people in developing countries who commonly suffer from diarrheal disease and vitamin A deficiency remain afflicted by both. Other critics reply that 'Franken foods' are the wrong answer to the problems of hunger and malnutrition, which they claim are the outcomes of distributional problems. Instead of posing a viable long-term solution, GM foods distract from and exacerbate the real issues involved.

Patenting Life

Biotechnology issues related to intellectual property rights are concerned with the moral and ethical implication of patenting living organisms. These concerns are linked to fears that biotechnology will transfer resources from the public sphere to private ownership via the enforcement of intellectual property rights. Firms that have invested in the development of genetically modified varieties want to protect their proprietary knowledge, but many farmer groups have protested that enforcing intellectual property rights will disrupt their access to seed. Farmers accustomed to harvesting and replanting their seeds are not willing to pay for GM seeds year after year. These debates draw attention to the controversial TRIPs Article 27.3(b), which exempts certain life forms from patentability but requires countries to establish some form of protection for plant varieties.

GM Food and Hunger

Producers of GM crops argue that biotechnology could be the world's cure for hunger. They cite the technology's ability to produce high yields, resist natural disasters such as drought and certain viruses, and be enriched with vital nutrients that starving people are likely to lack.

However, aid agencies and anti-GM countries argue that in regards to eliminating world hunger, alternatives to GM crop production have not been sufficiently researched. In fact, they note that many countries where hunger is a major problem do produce adequate amounts of food to feed their population. Hunger, they argue, is not only a function of agricultural yield; it is also a function of mismanaged government and a series of other factors, which technology cannot resolve.

At present there is no international law dealing with aid shipments of GM crops to needy countries. However, debates over a country's right to refuse GM food aid during a famine are bringing this issue to the forefront of biotechnology concerns.

Multiple Forums for Debate

There are a number of forums attempting to guide the international debate on biodiversity. At the WTO level, the March 8, 2004 TRIPS Council meeting saw the nations of Brazil, Bolivia, Cuba, Ecuador, India, Pakistan, Peru, Thailand and Venezuela called for greater urgency in resolving possible conflicts between the TRIPS agreement and the Convention on Biological Diversity (CBD). [1] The Convention was established with the three main goals of conservation of biological diversity, sustainable use of its components and the fair and equitable sharing of the benefits from the use of genetic resources. [2] The CBD is concerned with preservation while the TRIPS agreement examines the intersection of business and biodiversity and so there would naturally be conflicts between the different missions of the two arenas. The U.S. and Japan have called for discussions to take place in the World Intellectual Property Organization (WIPO) forum instead which is mandated to increase intellectual property protection. Meanwhile, free trade agreements continue to change the intersection of trade law and biotechnology. For instance the U.S.-Central American Free Trade Agreement encourages plant patentability, a step beyond that of the TRIPS agreement, reflecting the U.S. desire for intellectual property protection to encourage innovation. It also and forbids reversion to weaker patent laws once stronger laws have been enacted. [3]

Current Events

Since 1998, the EU has placed a moratorium on the import of genetically modified living materials, citing insufficient proof that these organisms do not cause long-term negative effects to public health. The ban has frustrated the US, the largest producer of genetically modified crops, and it has long been threatening to file a formal complaint with the WTO over the EU ban, citing the ban as unjustified and discriminatory. In July 2003, however, the EU lifted the five-year ban on the condition that all products containing at least 0.9% genetically altered ingredients be explicitly labeled as such. Despite this move, which would finally allow US farmers of genetically altered crops access to European markets, the US, Canada, Argentina, Brazil and numerous other countries filed a formal complaint with the WTO in May 2003. They argued that the EU's moratorium on the approval of new GM foods violated WTO rules, and cost their farmers hundreds of millions of dollars in lost revenues each year. [4] These countries have also expressed dissatisfaction with the EU's new stipulation that all GM foods be labeled, but the EU has called the complaint unnecessary in light of their new policy toward GM foods. In March 2004 a WTO panel was appointed to rule on the US-Argentina-Canada complaint against the EU de facto moratorium on the approval of new GMOs. [5] (See also the GTN SPS/TBT page.)

The issue of biotechnology's ability to battle hunger has also manifested itself in the complicated cases of 6 African nations, who have banned GMO food aid. [6] Zambia rejected GM food aid while it was hard hit by a famine in 2003 for health and environmental reasons. [7] Zambia voiced concern that GM seed might contaminate their local crop, thus jeopardizing their ability to continue shipping organically grown crops to the EU. The fear that millions in Zambia might starve proved false and the nation ended up producing a 120,000 ton surplus. [8] US food aid which most likely contain GM crops had to be rerouted by the UN World Food Program which distributes the aid. The US has said that it is impossible in practice to keep separate GM foods from non-GM foods. [9]

Conclusion

Biotechnology and its products have created some amazing possibility as well as raised fears among many of their potential negative consequences. There is also the moral dimension of playing with living beings. Nevertheless, the technology and its products are here to stay. GM foods highlight both the potential and the problems with this technology. Foods like "golden rice" may one day ensure that malnutrition is never a concern. However, the fears and uncertainty of its impact on health and the environment have raised important ethical issues as in the case of Zambia turning down GM food aid while in the midst of a famine.

Last updated April 2004.

[1] BRIDGES Monthly Review. Year 8, Number 3, March 2004. [2] http://www.biodiv.org/doc/publications/guide.asp [3] http://www.biodiv.org/doc/publications/guide.asp [4] http://www.usda.gov/news/releases/2003/05/0157.htm [5] http://www.ictsd.org/weekly/04-03-10/wtoinbrief.htm#2 [6] http://www.guardian.co.uk/gmdebate/Story/0,2763,1182378,00.html [7] Southern Africa; Controversy rages over 'GM' food aid. AllAfrica Africa News. February 12, 2003. [8] http://www.guardian.co.uk/gmdebate/Story/0,2763,1182378,00.html [9] http://www.news24.com/News24/Africa/News/0,6119,2-11-1447_1509711,00.html

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October 11th, 2015 2:45 pm

The hidden evolutionary relationship between pigs and primates revealed by genome-wide study of transposable elements

(Phys.org)In the past, geneticists focused primarily on the evolution of genes in order to trace the relationships between species. More recently, genetic elements called SINEs (short interspersed elements) have emerged ...

Invisible to the naked eye, plant-parasitic nematodes are a huge threat to agriculture, causing billions in crop losses every year. Plant scientists at the University of Missouri and the University of Bonn in Germany have ...

A team including the scientist who first harnessed the revolutionary CRISPR-Cas9 system for mammalian genome editing has now identified a different CRISPR system with the potential for even simpler and more precise genome ...

A team of scientists at the University of Washington and the biotechnology company Illumina have created an innovative tool to directly detect the delicate, single-molecule interactions between DNA and enzymatic proteins. ...

To feed the world's burgeoning population, producers must grow crops in more challenging terrain where plant roots must cope with barriers. To that end, Cornell University physicists and Boyce Thompson Institute plant ...

(Phys.org)'Brains, Genes, and Primates' is the title of a curious perspective article recently published in the journal Neuron. In it, a who's who of dignitaries and luminaries from the field of neuroscience toss out a ...

Along the northern edge of the Gulf of Mexico is a 6,000-square mile dead zone of oxygen-depleted water filled with dead plants, dead fish and a damaged ecosystem.

The world population, which stood at 2.5 billion in 1950, is predicted to increase to 10.5 billion by 2050. It's a stunning number since it means the planet's population has doubled within the lifetimes of many people alive ...

Forget the Vulcan mind-meld of the Star Trek generationas far as mind control techniques go, bacteria is the next frontier.

(Phys.org)In sub-Saharan Africa, few agricultural parasites are as devastating to a wide variety of crops as Striga hermonthica, commonly known as witchweed. It chokes out such staple crops as sorghum, millet and rice, ...

(Phys.org)Coral reefs are the most diverse marine ecosystems, biodiversity hotspots now under anthropogenic threat from climate change, ocean acidification and pollution. Efforts are underway to protect and expand shrinking ...

For thousands of years, people have used yeast to ferment wine, brew beer and leaven bread.

A team of scientists from the University of California, Riverside and the International Rice Research Institute (IRRI), the Philippines, recently published a study unlocking the secret to just how rice seeds might be able ...

(Phys.org)What have viruses ever done for humans? The question is debatable, but given the prevalence of highly contagious, and sometimes life-threatening illnesses caused by viruses, it's fair to say that most people ...

Stanford researchers have ripped the guts out of a virus and totally redesigned its core to repurpose its infectious capabilities into a safe vehicle for delivering vaccines and therapies directly where they are needed.

(Phys.org)Rice is one of the most important staple crops grown by humansvery possibly the most important in history. With 4.3 billion inhabitants, Asia is home to 60 percent of the world's population, so it's unsurprising ...

Researchers are able to clone domestic animals using various techniques, including embryo splitting and nuclear transfer, but the expense and inherent inefficiencies of most cloning processes have limited procedures to research ...

Overcoming limitations of super-resolution microscopy to optimize imaging of RNA in living cells is a key motivation for physics graduate student Takuma Inoue, who works in the lab of MIT assistant professor of physics Ibrahim ...

A gene that helps plants to remain healthy during times of stress has been identified by researchers at Oxford University. Its presence helps plants to tolerate environmental pressures like droughtand it could help create ...

China's struggle - mirrored across the globeto balance public concern over the safety of genetically modified (GM) crops with a swelling demand for affordable food crops has left a disconnect: In China's case, shrinking ...

(Phys.org)Human genomic diversity studies provide a window to population movements across regions and societies throughout history. Generally, South America has been underrepresented in such studies, but recognizing that ...

A gene that triggers remodeling of neural circuits in C. elegans during development has been identified by Michael Francis, PhD, associate professor of neurobiology. The study, details of which were published in Current Biology, ...

Research teams from the University of Valencia and the University of Tours have discovered that genes originating from parasitic wasps are present in the genomes of many butterflies. These genes were acquired through a wasp-associated ...

If you go back far enough, all people share a common ancestry. But some populations are more closely related than others based on events in the past that brought them together. Now, researchers reporting in the Cell Press ...

The burgeoning field of optogenetics has seen another breakthrough with the creation of a new plant-human hybrid protein molecule called OptoSTIM1. In South Korea, a research team led by Won Do Heo, associate professor at ...

A new study from researchers at Uppsala University shows that variation in genome size may be much more important than previously believed. It is clear that, at least sometimes, a large genome is a good genome.

Fans of homebrewed beer and backyard distilleries already know how to employ yeast to convert sugar into alcohol. But a research team led by bioengineers at the University of California, Berkeley, has gone much further by ...

(Phys.org)In the complex, somewhat rarified world of interactions between various flavors of RNA, one elusive goal is to understand the precise regulatory relationships between competing endogenous RNA (ceRNA), microRNA ...

The face of a chimpanzee is decidedly different from that of a human, despite the fact that the apes are our nearest relative in the primate tree. Now researchers at the Stanford University School of Medicine have begun to ...

What has spoiled tens upon tens of thousands of fledgling oil palm plants at elite corporate plantations in Malaysia and elsewhere in Southeast Asia over the last three decades? The answer to this problem, which has cost ...

University of Adelaide research has shown for the first time that, despite not having a nervous system, plants use signals normally associated with animals when they encounter stress.

The CRISPR-Cas9 system has been in the limelight mainly as a revolutionary genome engineering tool used to modify specific gene sequences within the vast sea of an organism's DNA. Cas9, a naturally occurring protein in the ...

A study on a sorghum population at Kansas State University has helped researchers better understand why a crop hybrid often performs better than either of its parent lines, known as heterosis.

Genes that express in precisely timed patterns, known as oscillatory genes, play an essential role in development functions like cell division, circadian rhythms and limb formation. But without a time-lapse view of genetic ...

Hand-written letters and printed photos seem quaint in today's digital age. But there's one thing that traditional media have over hard drives: longevity. To address this modern shortcoming, scientists are turning to DNA ...

Barley, a widely grown cereal grain commonly used to make beer and other alcoholic beverages, possesses a large and highly repetitive genome that is difficult to fully sequence. Now a team led by scientists at the University ...

Researchers in Canada and the U.K. have for the first time sequenced and assembled de novo the full genome of a living organism, the bacteria Escherichia Coli, using Oxford Nanopore's MinION device, a genome sequencer that ...

Researchers at the University of Georgia have used a gene editing tool known as CRISPR/Cas to modify the genome of a tree species for the first time. Their research, published recently in the early online edition of the journal ...

Ten thousand years ago, a golden grain got naked, brought people together and grew to become one of the top agricultural commodities on the planet.

One of the enduring mysteries of the human experience is how and why humans moved from hunting and gathering to farming.

Researchers from North Carolina State University and the University of North Carolina at Chapel Hill have for the first time created and used a nanoscale vehicle made of DNA to deliver a CRISPR-Cas9 gene-editing tool into ...

Nitrogen and phosphate nutrients are among the biggest costs in cultivating algae for biofuels. Sandia molecular biologists Todd Lane and Ryan Davis have shown they can recycle about two-thirds of those critical nutrients, ...

Mosquitoes are a key contributor to the spread of potentially deadly diseases such as dengue and malaria, as they harbor parasites and viruses that are spread when mosquitoes bite humans and animals. Now, researchers at the ...

Natural selection is a race to reproduce, a competition between individuals with varying traits that helps direct the evolution of a species. As scientists begin to explore the complex networks of genes that shape the form ...

(Phys.org)A team of researchers at British company Oxitec has developed a genetic approach to controlling diamondback moth caterpillars and report that trials in greenhouse conditions has gone so well that they are ready ...

A new technology that will dramatically enhance investigations of epigenomes, the machinery that turns on and off genes and a very prominent field of study in diseases such as stem cell differentiation, inflammation and cancer, ...

Researchers evaluated the potential capabilities of six white rot fungi to break down oil in contaminated canal waters.

Genetic differences between hemp and marijuana determine whether Cannabis plants have the potential for psychoactivity, a new study by University of Minnesota scientists shows.

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Teaching in Northeasterns Biotechnology master's program is an opportunity to transfer my knowledge in industry to bright young scientists. I hire some in co-op positions and watch them grow as professionals. There is nothing more rewarding than seeing your pupils become successful in what they were taught. - Greg Zarbis-Papastoitsis, VP Process & Manufacturing, Eleven Biotherapeutics

"The biotechnology master's degree program played a significant role in my development as a science professional. By the end of my co-op at EMD Serono, Inc., I was not only recognized as a valuable technical expert but also as a responsible professional the company needed." Shruti Pratapa, Research Associate, EMD Serono, Inc.

The Northeastern University MS in Biotechnology is a certified Professional Science Master's Degree program -- a unique and cutting-edge degree that combines advanced science education with opportunities to interact with leading practitioners in the biomedical and pharmaceutical community here in Boston and around the world.

360 Huntington Ave., Boston, Massachusetts 02115 617.373.2000 TTY 617.373.3768 2015 Northeastern University

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Biotechnology – Center for Science in the Public Interest

October 11th, 2015 2:45 pm

The Agricultural Biotechnology Project addresses scientific concerns, government policies, and corporate practices pertaining to genetically engineered (GE) plants and animals that are released into the environment or that end up in our foods.

Download the CSPI Biotechnology Project brochure.

What is Genetic Engineering? Genetic engineering allows specific genes isolated from any organism (such as a bacterium) to be added to the genetic material of the same or a different organism (such as a corn plant). This technology differs from traditional plant and animal breeding in which the genes of only closely related organisms (such as a corn plant and its wild relatives) can be exchanged. As a result, GE foods can carry traits that were never previously in our foods. However, GE is just one of many different methods that scientists use to create improved varieties of plants and animals. Other laboratory methods to create genetic variety include chemical mutagenesis, x-ray mutagenesis, cell fusion, and artificial insemination.

The Projects goals are to:

Biotechnology Project Positions:

1.) Foods and ingredients made from currently grown GE crops are safe to eat. That is the conclusion of the U.S. Food and Drug Administration, the National Academy of Sciences, the European Food Safety Authority, and numerous other international regulatory agencies and scientific bodies.

2.) GE crops grown in the U.S. and around the world provide tremendous benefits to farmers and the environment. Corn and cotton engineered with their own built-in pesticide have greatly reduced the amount of chemical insecticides sprayed by farmers in the United States, India, and China. Herbicide-tolerant soybeans have allowed farmers to use an environmentally safer herbicide (glyphosate), practice conservation-till agriculture, and save time. Corn engineered with a biological insecticide has reduced insect populations so that all corn farmers (biotech, non-GE conventional farmers, and organic farmers) benefit by using less chemical insecticide and having corn with less pest damage. Virus-resistant GE papayas saved the Hawaiian papaya industry from a deadly virus.

3.) The U.S. regulatory system for GE crops and animals needs improvement. Congress should establish at FDA a mandatory pre-market approval process for GE crops and provide explicit authority to regulate any environmental risks associated with GE animals. USDA needs to update its oversight of GE crops to include its noxious weed authority and to ensure that all GE crops are regulated.

4.) Sustainable practices are essential to achieving long-term benefits from GE crops. Resistant weeds and pests have developed because of misuse and overuse of GE crops by technology developers and farmers. Herbicide-tolerant crops must be grown in conjunction with integrated weed management techniques, with emphasis on rotation of crops and herbicides with different modes of action. Farmers growing Bt corn must use integrated pest management and crop rotation, and comply with refuge requirements to prevent development of pesticide-resistant pests.

5.) GE crops can play a positive role in the agriculture of developing countries. While GE crops are not a panacea for solving food insecurity or world hunger, they are an extremely powerful and beneficial tool scientists can use to create crop varieties helpful to farmers in developing countries. If GE crops are safe for humans and the environment, farmers in developing countries should be given the opportunity to decide for themselves whether to adopt such varieties.

Click here to download a brochure about the CSPI Biotechnology Project.

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Biotechnology - Center for Science in the Public Interest

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Biotechnology – Biomedical – Industrial Enzymes

October 11th, 2015 2:45 pm

What is Biotechnology

Biotechnology is most briefly defined as the art of utilizing living organisms and their products for the production of food, drink, medicine or for other benefits to the human race, or other animal species.

Technically speaking, humans have been making use of biotechnology since they discovered farming, with the planting of seeds to control plant growth and crop production.

Animal breeding is also a form of biotechnology. More recently, cross-pollination of plants and cross-breeding of animals were macro-biological techniques in biotechnology, used to enhance product quality and/or meet specific requirements or standards.

The discovery of microorganisms and the subsequent burst of knowledge related to the causes of infectious diseases, antibiotics and immunizations could probably be counted among mans most significant, life-altering discoveries.

However, the most modern techniques in biotechnology owe their existence to the discovery of DNA and the protein products of genes, most importantly, enzymes. The discovery of the techniques essential for gene cloning allowed scientists to manipulate enzyme structure and function for specific purposes. Current scientific methods are more specific than historical techniques, as scientists now directly alter genetic material with atomic precision, using techniques otherwise known as recombinant DNA technology.

As technology advances, the many roles biotech plays in our lives increases. Since George Washington Carver, scientists have been learning how to use biochemicals isolated from plants, to produce chemical products for everyday use around the house, the first "green biotech products".

Since then, biotechnological advances can be found in nearly all sectors of industry. There are, of course, the obvious medical, pharmaceutical and food industries. Biotechnology is being used to determine cause and effect of various diseases and are used in the production of drugs.

The production of foods is enhanced by biotechnological advances that improve crop yields, introduce in-situ insect resistance and provide new ways of food preservation.

Other advances include packaging consisting of biomass plastics, or bioplastics, and built-in bioindicators for detecting contamination.

In the environmental sector, biotech has played a role in remediation of contaminated land, water and air, pest control, treatment of industrial effluents and emissions, and acid mine drainage. Bioremediation and phytoremediation are used to restore brownfields for redevelopment.

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Biotechnology - Biomedical - Industrial Enzymes

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Salt Lake Community College – Biotechnology

October 11th, 2015 2:45 pm

What is Biotechnology?

Biotechnology is a group of related technologies that use biological agents in a broad spectrum of applications to provide goods and services. In only a few years, biotechnology has revolutionized many disciplines including:

The Biotechnology Technician Program provides students of diverse backgrounds with the knowledge and skills needed to perform competently in a life sciences laboratory environment. The industry is a large and growing contributor to regional and national economic output. As such, Biotechnology is an important emerging industry that is expected to contribute dramatically to the 21st century economy and is thus an excellent career choice for students.

Program personnel seek to foster a sense of excitement for scientific discovery, teamwork, critical thinking, effective communication, and a positive attitude in students. In addition, partnerships with local industries provide students with the most current and cutting edge knowledge and techniques in the field. The program provides hands-on experience with over 100 hours spent in the laboratory, beginning in the first semester.

DNA manipulation and analysis

Expression and purification of proteins

Cell culture techniques

Enzyme and antibody assays

Lab safety

Critical thinking and problem solving

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Salt Lake Community College - Biotechnology

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TrimCare | Real Doctors. Real People. Real Weight Loss …

October 11th, 2015 11:44 am

LATISSEis thefirst andonlyFDA-approved product indicated to treat hypotrichosis of the eyelashes by increasing their growth, including length, thickness, and darkness.Hear from real LATISSEpatientsWatch

Question: How is LATISSEsolution different from other eyelash growth products?

Answer:Only LATISSEhas been approved by the FDA as a prescription treatment to grow eyelashes in people with inadequate or not enough eyelashes.

Question: How does it work?

Answer:LATISSEis believed to prolong the anagen (active growth) phase 1The exact way it works is unknown.

Question: How do patients apply the product?

Answer:Patients should be informed that LATISSEshould be applied every night using only the accompanying sterile applicators. They should start by ensuring their face is clean, all makeup is removed, and their contact lenses removed (if applicable). Then carefully place one drop of LATISSEsolution on the disposable sterile applicator and brush cautiously along the skin of the upper eyelid margin at the base of the eyelashes. If any LATISSEsolution gets into the eye proper, it will not cause harm. The eye should not be rinsed. Patients should be informed not to apply to the lower eyelash line. Any excess solution outside the upper eyelid margin should be blotted with a tissue or other absorbent material.

Question: How should patients handle the bottle and applicators?

Answer:Patients should be instructed that the LATISSEbottle must be maintained intact and to avoid allowing the tip of the bottle or applicator to contact surrounding structures, fingers, or any other unintended surface in order to avoid contamination of the bottle or applicator by common bacteria known to cause ocular infections. Patients should also be instructed to only use the applicator supplied with the product once and then discard since reuse could result in using a contaminated applicator. Serious infections may result from using contaminated solutions or applicators.

Question: What is hypotrichosis of the eyelashes?

Answer:Hypotrichosis is another name for having inadequate or not enough eyelashes.

Question: Who should not use LATISSEsolution?

Answer:Patients should not use LATISSEsolution if they are allergic to one of its ingredients.

Question: Whom should patients tell if theyre using LATISSE?

Answer:Patients should tell their physician they are using LATISSEespecially if they have a history of eye pressure problems. They should also tell anyone conducting an eye pressure screening that they are using LATISSEsolution.

Question: Are there any special warnings associated with LATISSEuse?

Answer:LATISSEsolution is intended foruse on the skin of the upper eyelid margins at the base of the eyelashes. DO NOT APPLYto the lower lid. If patients are using LUMIGANor other products in the same class for elevated intraocular pressure (IOP), or if they have a history of abnormal IOP, they should only use LATISSEunder the close supervision of their physician.

LATISSEuse may cause darkening of the eyelid skin, which may be reversible. LATISSEuse may also cause increased brown pigmentation of the colored part of the eye, which is likely to permanent.

It is possible for hair growth to occur in other areas of the skin that LATISSEfrequently touches. Any excess solution outside the upper eyelid margin should be blotted with a tissue or other absorbent material to reduce the chance of this from happening. It is also possible for a difference in eyelash length, thickness, fullness, pigmentation, number of eyelash hairs, and/or direction of eyelash growth to occur between eyes. These differences, should they occur, will usually go away if the patient stops using LATISSEsolution.

Question. What are the most common side effects of LATISSE?

Answer:The most frequently reported adverse events were eye pruritus, conjunctival hyperemia, skin hyperpigmentation, ocular irritation, dry eye symptoms, and erythema of the eyelid. These events occurred in less than 4% of patients.

Question: Is there potential for iris darkening?

Answer:Increased iris pigmentation has occurred when bimatoprost solution was administered. Patients should be advised about the potential for increased brown iris pigmentation, which is likely to be permanent.

Question: What if patients stop using LATISSE?

Answer:Patients lashes are expected to return to their previous appearance over several weeks to months.

Question: Where is LATISSEavailable?

Answer:LATISSEsolution is available by prescription only and is distributed by Allergan to healthcare professionals offices and retail pharmacies.

Question: Why do contact lenses need to be removed before applying?

Answer:Its recommended that patients remove their contact lenses because LATISSEcontains benzalkonium chloride (BAK), and this may be absorbed by soft contact lenses. Contacts may be reinserted 15 minutes following LATISSEadministration.

Question: Can patients continue to use mascara while using LATISSE?

Answer:Yes, patients can use mascara in addition to LATISSEsolution.

Question: How soon can patients expect results?

Answer:Its important for patients to remember that LATISSEsolution works gradually. While they may start seeing longer lashes after 4 weeks, to reach maximum fullness and darkness, they must use LATISSEevery day for 16 weeks. They should not reduce or stop daily application of LATISSEwhen they first notice results, as they have yet to achieve full, dramatic effects. After 16 weeks, they should talk to their doctor about ongoing use. Individual results may vary.

Question: Can patients use cotton swabs or other cosmetic brushes to apply LATISSE?

Answer:No, LATISSEshould only be used with its FDA-approved sterile applicators, designed to help patients properly apply the product.

Question: What if LATISSEgets in a patients eye?

Answer:It is not expected to cause harm. Patients dont need to rinse their eye. Reinforce the proper application instructions.

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Kidney Disease: A Silent Problem | National Institute on Aging

October 10th, 2015 1:42 pm

Henry has been having a hard time managing his health. He knows hes got high blood pressure and diabetes, but he just cant resist extra helpings of his wifes fry bread. During a checkup, Dr. Begay tested Henrys blood. The results showed Henry had developed chronic kidney disease. Henry wondered if the test results could be wrong because he didnt feel sick. Dr. Begay explained that people with kidney disease often do not know it. Thats why it is called a silent disease.

You have two kidneys, each the size of a fist. Your kidneys have an important job. They filter waste out of your blood and remove extra water from your blood to make urine. Your kidneys also control your blood pressure and make hormones that your body needs to stay healthy.

Kidney disease can sometimes develop very quickly, and when this happens, it is called acute kidney injury. Depending on the cause and severity of the problem, this form of kidney disease can sometimes get better. The more common form of kidney disease happens slowly, over a long period of time. This is called chronic kidney disease. You might hear it called CKD. Chronic kidney disease is a lifetime illness; it will not go away.

Chronic kidney disease is a widespread problem, especially in older people. In an early stage of the disease, the kidneys dont do a good job of removing extra water and waste out of the blood.

Over time, the problem gets worse, and the kidneys may completely stop working. This is called end-stage renal disease or ESRD. Renal is another word for kidney. When kidney disease gets very bad, it can cause other problems like heart disease, bone disease, arthritis, and nerve damage.

Older people often take lots of medicines. Kidneys help to filter out parts of the medicines that the body does not use. Kidney disease makes it hard for the kidneys to do this job.If you have kidney disease, your doctor may need to change the dose of some of your medicines. Sometimes this can make the kidney problem get better. Your doctor may also tell you not to take some over-the-counter medicines, like those for arthritis.

Diabetes and high blood pressure are two major causes of kidney disease. People who have heart disease also have an increased risk for kidney disease.

Family history may also play a role in your risk for kidney disease. This means that if someone in your family, like your mother, father, sister, or brother, has kidney disease, you are more likely to have it too.

In addition, people of certain races and ethnicities, such as African Americans, Hispanics, and Native Americans, seem to have a greater chance of developing kidney disease.

Age is another factor. As you get older, your kidneys may not work as well as when you were younger. Ask your doctor to help you keep track of how well your kidneys are working.

Kidney disease often does not have any symptoms. In fact, you might feel fine right up to the point when your kidneys nearly stop working. Only your doctor can tell if you have kidney disease.

There are two kinds of tests your doctor can do to see if you have kidney disease: a blood test and a urine test.

The blood test, called GFR, measures how much blood your kidneys filter each minute. Your doctor uses this information to see how well your kidneys are working. A GFR of over 60 means your kidneys are working fine. A GFR of 60 or lower may mean you have kidney disease. You cannot raise your GFR, but there are things you can do to keep it from getting lower (see the section Prevent Your Kidneys From Getting Worse).

The urine test shows if you have a kind of protein, called albumin, in your urine. Protein in your urine can be a sign of kidney damage. It is more common in people who have diabetes. Your doctor may need to do additional tests to confirm whether or not you have kidney disease.

Because most people who have kidney disease also have diabetes, high blood pressure, or both, your doctor might also check to see if you have these problems.

The earlier kidney disease is found, the sooner you can start a treatment to keep your kidneys healthier longer.

There is no cure for kidney disease. There are things you can do to help keep your kidneys from getting worse.

If your kidney disease is in an early stage, meaning your kidneys are still working, your doctor may prescribe blood pressure medicine and a diuretic (water pill) to lower your blood pressure and protect kidney function. You may also have to make some lifestyle changes, like eating a special low-salt diet and exercising regularly to keep a healthy weight.

You can keep track of your results using Your Kidney Test Results, a fact sheet, available from the National Kidney Disease Education Program.

If your kidneys have stopped working, meaning you are in end-stage renal disease, there are treatments that can replace your kidney function. Two main options are dialysis and a transplant.

Dialysis is a special process that removes waste and water from your blood. Dialysis is done at a special center about three times a week or at home while you sleep. Your doctor will decide which is right for you.

A transplant is when you get a healthy kidney from a donor. Because people have two kidneys, a living person, usually a family member, can give you one of his or her kidneys.

Talk with your doctor about whether dialysis or a transplant might work for you.

Medicare may help pay for some kidney disease education and treatment. Contact Medicare to learn more about what is covered. Look for the publications Medicare Coverage of Kidney Dialysis and Kidney Transplant Services, Medicare and Kidney Disease Education, and Your Medicare Benefits on the Medicare website.

Here are some helpful resources:

American Association of Kidney Patients 3505 East Frontage Road Suite 315 Tampa, FL 33607 1-800-749-2257 (toll-free) http://www.aakp.org

American Kidney Fund 6110 Executive Boulevard, Suite 1010 Rockville, MD 20852 1-866-300-2900 (toll-free) http://www.kidneyfund.org

Centers for Medicare & Medicaid Services 7500 Security Boulevard Baltimore, MD 21244-1850 1-800-633-4227 (1-800-MEDICARE/toll-free) 1-877-486-2048 (TTY/toll-free) http://www.medicare.gov

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) Clearinghouse 3 Information Way Bethesda, MD 20892-3580 1-800-891-5390 (toll-free) 1-866-569-1162 (TTY/toll-free) http://www.kidney.niddk.nih.gov

For NIDDKs National Kidney Disease Education Program 1-866-454-3639 (1-866-4-KIDNEY, toll-free) http://www.nkdep.nih.gov

National Kidney Foundation 30 East 33rd Street New York, NY 10016 1-800-622-9010 (toll-free) 1-212-889-2210 http://www.kidney.org

National Library of Medicine MedlinePlus http://www.medlineplus.gov

For more information on health and aging, contact:

National Institute on Aging Information Center P.O. Box 8057 Gaithersburg, MD 20898-8057 1-800-222-2225 (toll-free) 1-800-222-4225 (TTY/toll-free) http://www.nia.nih.gov http://www.nia.nih.gov/espanol

Sign up for regular email alerts about new publications and find other information from the NIA.

Visit http://www.nihseniorhealth.gov, a senior-friendly website from the National Institute on Aging and the National Library of Medicine. This website has health and wellness information for older adults. Special features make it simple to use. For example, you can click on a button to have the text read out loud or to make the type larger.

National Institute on Aging National Institutes of Health U.S. Department of Health & Human Services

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What To Eat After Exercise – Sports Medicine

October 10th, 2015 3:42 am

Cultura/Danielle Wood/Riser/Getty Images

Most athletes know of the importance of eating before exercise, however, what and when you eat after exercise can be just as important. While the pre-exercise meal can ensure that adequate glycogen stores are available for optimal performance (glycogen is the the source of energy most often used for exercise), the post-exercise meal is critical to recovery and improves your ability to train consistently.

Keep these four important points in mind when you're refueling after a tough workout.

1.Hydration After Exercise

The first nutritional priority after exercise is to replace any fluid lost during exercise. In general the best way to determine how much to drink (either water of a sports drink) is to:

2. Eating After Exercise It is also important to consume carbohydrate, such as fruit or juice) within 15 minutes post-exercise to help restore glycogen.

Research has shown that eating 0.3-0.6 grams of carbohydrate for each pound of body weight within two hours of endurance exercise is essential to building adequate glycogen stores for continued training. Waiting longer than two hours to eat results in 50 percent less glycogen stored in the muscle. The reason for this is that carbohydrate consumption stimulates insulin production, which aids the production of muscle glycogen. However, the effect of carbohydrate on glycogen storage reaches a plateau.

3. Carbohydrate Plus Protein Speeds Recovery Research also shows that combining protein with carbohydrate within thirty minutes of exercise nearly doubles the insulin response, which results in more stored glycogen. The optimal carbohydrate to protein ratio for this effect is 4:1 (four grams of carbohydrate for every one gram of protein).

Eating more protein than that, however, has a negative impact because it slows rehydration and glycogen replenishment.

One study found that athletes who refueled with carbohydrate and protein had 100 percent greater muscle glycogen stores than those who only ate carbohydrate. Insulin was also highest in those who consumed a carbohydrate and protein drink.

4.Protein Needs After Exercise Consuming protein has other important uses after exercise. Protein provides the amino acids necessary to rebuild muscle tissue that is damaged during intense, prolonged exercise. It can also increase the absorption of water from the intestines and improve muscle hydration. The amino acids in protein can also stimulate the immune system, making you more resistant to colds and other infections.

Bottom Line If you are looking for the best way to refuel your body after long, strenuous endurance exercise, a 4:1 combo of carbohydrate and protein seems to be your best choice. While solid foods can work just as well as a sports drink, a drink may be easier to digest make it easier to get the right ratio and meet the 30 minute window.

Source

Betts JA, et al. Effects of recovery beverages on glycogen restoration and endurance exercise performance Williams MB, et al. Effects of recovery beverages on glycogen restoration and endurance exercise performance. J Strength Cond Res. 2003 Feb;17(1):12-9.

Ivy JL, Goforth HW Jr, Damon BM, McCauley TR, Parsons EC, Price TB. Early postexercise muscle glycogen recovery is enhanced with a carbohydrate-protein supplement. J Appl Physiol. 2002 Oct;93(4):1337-44.

Zawadzki KM, Yaspelkis BB 3rd, Ivy JL. Carbohydrate-protein complex increases the rate of muscle glycogen storage after exercise. J Appl Physiol. 1992 May;72(5):1854-9.

Res, P., Ding, Z., Witzman, M.O., Sprague, R.C. and J. L. Ivy. The effect of carbohydrate-protein supplementation on endurance performance during exercise of varying intensity. International Journal of Sports Nutrition and Exercise Metabolism.

Levenhagen DK, Carr C, Carlson MG, Maron DJ, Borel MJ, Flakoll PJ. Post exercise protein intake enhances whole-body and leg protein accretion in human. Medicine and Science in Sports & Exercise. 2002 May; 34(5): 828-37.

Miller SL, Tipton KD, Chinkes DL, Wolf SE, Wolfe RR.Independent and combined effects of amino acids and glucose after resistance exercise. Medicine & Science in Sports & Exercise. 2003 March; 35(3):449-55.

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What To Eat After Exercise - Sports Medicine

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Regenerative Medicine – Biolife Solutions, Inc.

October 9th, 2015 6:46 am

Regenerative Medicine is the process of engineering living, functional cell and tissue-based therapies and administering these to patients to repair or replace tissue or organ function lost due to age, disease, damage, or congenital defects. Target diseases include cancers, diabetes, heart disease, ALS and target disorders include spinal/movement, hearing loss, vision loss, and neurological (i.e., stroke).

Nearly all currently available and development stage regenerative medicine products and therapies utilize biopreservation processes and products in the acquisition of source material, isolation and manipulation of specific cells, and storage and shipment of a final product dose to a patient location. System optimization is critical and biopreservation economics greatly impact product commercialization potential through shelf life impact on distribution, and clinical dose efficacy following preservation.

This market is comprised of nearly 700 commercial companies and numerous other hospital-based transplant centers developing and delivering cellular therapies such as stem cells isolated from bone marrow, peripheral and umbilical cord blood as well as engineered tissue-based products. MedMarket Diligence, LLC, estimates that the current worldwide market for regenerative medicine products and services is growing at 20 percent annually. We expect pre-formulated biopreservation media products such as our HypoThermosol and CryoStor to continue to displace home-brew cocktails, creating demand for clinical grade preservation reagents that will grow at greater than the overall end market rate.

We have shipped our proprietary biopreservation media products to over 200 regenerative medicine customers. We estimate that our products are now incorporated into 30 to 40 regenerative medicine cell- or tissue-based products in pre-clinical and clinical trial stages of development. While this market is still in an early stage, we have secured a valuable position as a supplier of critical reagents to numerous regenerative medicine companies and university based centers.

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Regenerative Medicine - Biolife Solutions, Inc.

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Personalized medicine – ScienceDaily

October 9th, 2015 6:46 am

Currently, much of medical practice is based on "standards of care" that are determined by averaging responses across large cohorts.

The theory has been that everyone should get the same care based on clinical trials.

Personalized Medicine is the concept that managing a patient's health should be based on the individual patient's specific characteristics, including age, gender, height/weight, diet, environment, etc.

Potential applications of personalized medicine Personalized medicine aims to identify individuals at risk for common diseases such as cancer, heart disease, and diabetes.

The simple family history has long been used by physicians to identify individuals at increased risk and to advise preventive measures such as lifestyle modifications (changes in diet, cessation of toxic habits, increased exercise) earlier screening, or even prophylactic medications or surgery.

Scientific advancements offer the potential to define an individual's risk based on their genetic make-up.

Fields of Translational Research termed "-omics" (genomics, proteomics, and metabolomics) study the contribution of genes, proteins, and metabolic pathways to human physiology and variations of these pathways that can lead to disease susceptibility.

It is hoped that these fields will enable new approaches to diagnosis, drug development, and individualized therapy.

Pharmacogenetics Pharmacogenetics (also termed pharmacogenomics) is the field of study that examines the impact of genetic variation on the response to medications.

This approach is aimed at tailoring drug therapy at a dosage that is most appropriate for an individual patient, with the potential benefits of increasing the efficacy and safety of medications.

Gene-centered research may also speed the development of novel therapeutics.

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