News tagged with immune cells

How metastases develop in the liver

In order to invade healthy tissue, tumor cells must leave the actual tumor and enter the bloodstream or lymphatic system. For this purpose, they use certain enzymes, proteases that break down the tissue surrounding the tumor, ...

Oct 14, 2014
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Protecting us from our cells

Our immune system defends us from harmful bacteria and viruses, but, if left unchecked, the cells that destroy those invaders can turn on the body itself, causing auto-immune diseases like type-1 diabetes ...

Oct 22, 2014
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Estrogen worsens allergic reactions in mice

Estradiol, a type of estrogen, enhances the levels and activity in mice of an enzyme that drives life-threatening allergic reactions, according to researchers from the National Institute of Allergy and Infectious ...

Dec 29, 2014
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Skin microbes trigger specific immune responses

New research in mice shows that the immune system in the skin develops distinct responses to the various microbes that naturally colonize the skin, referred to as commensals. A team led by scientists at the National Institute ...

Jan 05, 2015
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T cell receptor ensures Treg functionality

Misdirected immune responses that target the body's own tissue can result in diseases. regulatory T cells combat this effect by suppressing excessive immune responses and responses against our own bodies. ...

Jan 08, 2015
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