News tagged with immune system function

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 ...

Dec 15, 2014
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Cancer immunotherapy on the cusp

Glass crystals with thread-like filaments floating inside sit in the offices of two prominent immunologists. The clear blocks encase models of the structure of PD-1/PD-L1, a receptor-ligand pair that rides ...

Sep 08, 2014
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For an immune cell, microgravity mimics aging

(Medical Xpress)—Telling someone to "act your age" is another way of asking him or her to behave better. Age, however, does not always bring improvements. Certain cells of the immune system tend to misbehave ...

Apr 22, 2014
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