HIV & AIDS

Gender difference in vital cell count of HIV patients

Male HIV patients in rural South Africa reach the low immunity levels required to become eligible for antiretroviral treatment in less than half the time it takes for immunity levels to drop to similar levels in women, according ...

HIV & AIDS

Occasional heroin use may worsen HIV infection

Researchers at Yale and Boston University and their Russian collaborators have found that occasional heroin use by HIV-positive patients may be particularly harmful to the immune system and worsens HIV disease, compared to ...

Immunology

Researchers describe how lungs stand guard against the flu

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.

HIV & AIDS

Withdrawal from the evolutionary race

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 ...

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