News tagged with immune functions

Enzyme's alter ego helps activate the immune system

Already known to cut proteins, the enzyme SPPL3 turns out to have additional talents, according to a new study from Johns Hopkins. In its newly discovered role, SPPL3 works without cutting proteins to activate T cells, the ...

Dec 29, 2014
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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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