News tagged with immune system cells

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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Getting antibodies into shape to fight cancer

Scientists at the University of Southampton have found that the precise shape of an antibody makes a big difference to how it can stimulate the body's immune system to fight cancer, paving the way for much ...

Dec 11, 2014
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