Where does HIV hide? Antiretroviral drugs can usually control the virus, but can't completely eliminate it. So any strategy to eradicate HIV from the body has to take into account not only the main group of immune cells the ...
Oct 31, 2014
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Influenza viruses mutate annually, making it difficult to produce vaccines that induce antibodies capable of recognizing the changing proteins on the surface of the flu virus and conferring long-term immunity.
Oct 10, 2014
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The main function of the immune system is to protect against diseases and infections. For unknown reasons our immune system attacks healthy cells, tissues and organs in a process called autoimmunity, which can result in diseases ...
Oct 7, 2014
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In some HIV sufferers, the immune system does not fight off the immune deficiency virus. Instead, the body tolerates the pathogen. A research team headed by ETH Zurich has now determined how strongly patients differ in their ...
Sep 18, 2014
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A laboratory study led by scientists from the National Institute of Allergy and Infectious Diseases, part of the National Institutes of Health (NIH), lends further weight to the potential effectiveness of passive immunotherapy ...
Aug 26, 2014
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Even the most careful chosen meal can contain surprises. To defend against infectious microbes, viruses or other potential hazards that find their way to the intestines, a dedicated contingent of immune cells keeps watch ...
Aug 21, 2014
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A 15-year study found that HIV-positive individuals had a 40 percent increased risk of ischemic stroke, however stroke rates were nearly the same for HIV-positive individuals with high CD4 cell counts as for HIV-negative ...
Jun 24, 2014
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Your first response to an infectious agent or antigen ordinarily takes about a week, and is relatively weak. However, if your immune system encounters that antigen a second time, the so-called memory response is rapid, powerful, ...
Jun 9, 2014
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It's by now well established that obesity is a major risk factor for diabetes. But what exactly is it about extra body fat that leads to insulin resistance and blood glucose elevation, the hallmarks of diabetes?
Mar 6, 2014
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A team of researchers has reported a novel method for tracking CD4+ T cells in people infected with HIV. CD4+ T cells are critical for immune defense against an array of pathogens and are a primary target of HIV. In the study, ...
Feb 3, 2014
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