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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Nearly half of HIV-infected teenagers and young adults forego timely treatment, delaying care until their disease has advanced, which puts them at risk for dangerous infections and long-term complications, according to a ...
Feb 3, 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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People infected with the Human Immunodeficiency Virus (HIV) can stave off the symptoms of AIDS thanks to drug cocktails that mainly target three enzymes produced by the virus, but resistant strains pop up periodically that ...
Jan 28, 2014
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Although antiviral therapy against HIV suppresses viral replication and allows infected individuals to live relatively healthy lives for many years, the virus persists in the body, and replication resumes if treatment is ...
Jan 12, 2014
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Two-thirds to three-quarters of the estimated 700,000 Americans living with Crohn's disease, an autoimmune condition that can disrupt the entire gastrointestinal tract, will require surgery at some point during their life. ...
Jan 8, 2014
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Research led by scientists at the Gladstone Institutes has identified the precise chain of molecular events in the human body that drives the death of most of the immune system's CD4 T cells as an HIV infection leads to AIDS. ...
Dec 19, 2013
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