News tagged with cd4
A reductionist approach to HIV research
Medicine & Health / HIV & AIDS
Nov 30, 2009 |
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A major obstacle to HIV research is the virus's exquisite specialisation for its human host - meaning that scientists' traditional tools, like the humble lab mouse, can deliver only limited information. Now, a team of researchers ...
WHO: Treat HIV patients sooner
Medicine & Health / HIV & AIDS
Nov 30, 2009 |
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(AP) -- People infected with the virus that causes AIDS should start treatment earlier than currently recommended, the World Health Organization said Monday.
HIV vaccine failure probably caused by virus used, says new research
Medicine & Health / HIV & AIDS
Nov 16, 2009 |
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The recent failure of an HIV vaccine was probably caused by the immune system reacting to the virus 'shell' used to transmit the therapy around the body, according to research published today in the Proceedings of the Na ...
Sperm may play leading role in spreading HIV
Medicine & Health / HIV & AIDS
Oct 26, 2009 |
5 / 5 (1) |
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Sperm, and not just the fluid it bathes in, can transmit HIV to macrophages, T cells, and dendritic cells (DCs), report a team led by Ana Ceballos at the University of Buenos Aires in Argentina. By infecting ...
Circulating Mesothelin Serves as a Marker of Pancreatic Cancer
Oct 22, 2009 |
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(PhysOrg.com) -- Researchers have expanded on previous studies, and there may be a new weapon in the arsenal for immune-based strategies in treating pancreatic cancer - mesothelin protein. Findings also showed that circulating ...
Study highlights HIV/AIDS challenge in American prison system
Medicine & Health / HIV & AIDS
Sep 29, 2009 |
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HIV/Aids is up to five times more prevalent in American prisons than in the general population. Adherence to treatment programs can be strictly monitored in prison. However, once prisoners are released, medical monitoring ...
AIDS patients face higher risk of HPV-related cancers as immunosuppression grows
Jul 31, 2009 |
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Risk of human papillomavirus (HPV)-associated cancers is greater for people living with AIDS and increases with increasing immunosuppression, according to a new study published online July 31 in the Journal of the National Ca ...
Earlier AIDS drug treatment would save 76,000 lives over 5 years
Medicine & Health / HIV & AIDS
Jul 27, 2009 |
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(PhysOrg.com) -- Early initiation of lifesaving antiretroviral therapies should be the standard of care for all HIV-infected patients, even those in countries with limited medical and financial resources, according to a study ...
Study offers insights into failed HIV-1 vaccine trial
Medicine & Health / HIV & AIDS
Jul 20, 2009 |
5 / 5 (1) |
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Following the disbandment of the STEP trial to test the efficacy of the Merck HIV-1 vaccine candidate in 2007, the leading explanation for why the vaccine was ineffective - and may have even increased susceptibility to acquiring ...
Scientists gain insight into HIV vaccine failure
Medicine & Health / HIV & AIDS
Jul 20, 2009 |
3.5 / 5 (4) |
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A team of researchers from The Wistar Institute and the University of Pennsylvania reports new evidence refuting a popular hypothesis about the highly publicized failure in 2007 of the Merck STEP HIV vaccine study that cast ...
Earlier HIV antiviral treatment can be cost effective in areas of limited resources
Medicine & Health / HIV & AIDS
Jul 20, 2009 |
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Early initiation of lifesaving antiretroviral therapies should be the standard of care for all HIV-infected patients, even those in countries with limited medical and financial resources, according to a study led by researchers ...
Chronic infection now clearly tied to immune-system protein (w/Video)
May 14, 2009 |
4.8 / 5 (6) |
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A new study finds the cross-talk between 'killer T-cells' and 'helper T-cells' can only happen in the presence of interleukin-21, a powerful immune-system protein. UAB researchers say if interleukin-21 is missing, the immune ...
Scientists identify how key protein keeps chronic infection in check
May 08, 2009 |
4.7 / 5 (3) |
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Why is the immune system able to fight off some viruses but not others, leading to chronic, life-threatening infections like HIV and hepatitis C?
If started early, HIV treatment reduces death rates toward background levels in African countries
Medicine & Health / HIV & AIDS
Apr 28, 2009 |
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Mortality rates of people starting HIV treatment in four African countries approach those of the general population over time, provided that treatment is started before the immune system has been severely damaged, according ...
Treating HIV earlier to decrease the risk of death
Medicine & Health / HIV & AIDS
Apr 14, 2009 |
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Begin treatment as early as possible: this general common sense rule seems to apply to most diseases except HIV-AIDS, which is only treated once a certain number of immune cells called "CD4+" cells have disappeared. The results ...
