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In Today's Vidyya Coming soon to a plate near you--genetically engineered fish. |
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NIH Scientists Highlight Role Of Macrophages In HIV Infection Researchers have known for years that HIV can infect specialized immune system cells called macrophages, but new research suggests these cells may play a larger role in HIV infection than previously believed. In the current online early edition of Proceedings of the National Academy of Sciences, scientists from the National Institute of Allergy and Infectious Diseases (NIAID) report that macrophages contain and continue to produce large amounts of an HIV-like virus in monkeys even after the virus depletes CD4+ T cells, the primary HIV target in infected individuals. This discovery provides new insight on how the virus might survive in the midst of antiretroviral drugs and suggests new strategies for eliminating the virus from the body. More... |
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Environmental Health Institute Scientists Begin To Unravel Cause Of Blocked Memory In Alzheimer's Researchers at the National Institute of Environmental Health Sciences have found that a protein found in patients with Alzheimer's disease can disrupt brain signals and therefore may contribute to the memory losses of Alzheimer's disease, the scientists reported today in the Journal of Neuroscience, 2001, Vol. 21, RC 120, pp. 1-5. More... |
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Steroid Medication No Help To CFS Patients Who Get That Faint Feeling
Besides suffering severe tiredness and a host of other symptoms, some patients with chronic fatigue syndrome (CFS) find standing for long periods makes them lightheaded or even faint; eventually their blood pressure drops so low they can't remain upright, a condition known as neurally mediated hypotension (NMH). But according to a new study in the Journal of the American Medical Association, a steroid hormone drug, fludrocortisone, often used to treat low blood pressure, by itself does not alleviate these symptoms in CFS patients any better than a placebo. More... |
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A New Kind Of Fish Story: The Coming Of Biotech Animals Potatoes with built-in insecticide. Rice with extra vitamin A. Decaf coffee beans fresh off the tree. Just when Americans have begun to digest the idea of custom-built crops, along comes another major advance in biotechnology that could make an even bigger splash onto the dinner plate: genetically engineered fish. More... |
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Alternative Medicine Watch: Kava Safe When Used Appropriately In response to an Associated Press story by Jean Christensen released yesterday, the nonprofit American Botanical Council (ABC) clarified the safety surrounding the traditional South Pacific herb kava (Piper methysticum). It is generally safe when used responsibly according to label directions, said the research and education organization. More... |
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Editor: Susan K. Boyer, RN
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