News tagged with immune cell function

Skin based immunity secrets revealed

A team of international scientists has discovered a new mechanism by which immune cells in the skin function act as the body's 'border control', revealing how these cells sense whether lipid or fat-like molecules ...

Feb 03, 2015
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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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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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Immune cells may heal an injured heart

The immune system plays an important role in the heart's response to injury. But until recently, confusing data made it difficult to distinguish the immune factors that encourage the heart to heal following ...

Jan 16, 2014
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Study reveals how melanoma evades chemotherapy

Nitric oxide (NO), a gas with many biological functions in healthy cells, can also help some cancer cells survive chemotherapy. A new study from MIT reveals one way in which this resistance may arise, and ...

Apr 08, 2013
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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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