When bacteria, viruses or parasites attack, immune system cells unleash the soldiers. These “hot” protein compounds kill invaders – but also trigger inflammation, which, if unchecked, can destroy tissue, induce shock and kill the host. So immune system cells let loose another protein compound to cool down the immune response.
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Sunday, August 20, 2006
Research Reveals Inner Workings Of Immune System 'Thermostat
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