News tagged with circulation system

Scientists discover clues to inflammatory disease

Immune system cells called macrophages spring into action to surround and destroy threats such as viruses or cancer cells. But sometimes the would-be protective response leads to persistent inflammation, which, in turn, can ...

Jul 14, 2010
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Particulate air pollution affects heart health

Breathing polluted air increases stress on the heart's regulation capacity, up to six hours after inhalation of combustion-related small particles called PM2.5, according to Penn State College of Medicine researchers.

May 19, 2010
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Researchers solve 'bloodcurdling' mystery

By applying cutting-edge techniques in single-molecule manipulation, researchers at Harvard University have uncovered a fundamental feedback mechanism that the body uses to regulate the clotting of blood. The finding, which ...

Jun 04, 2009
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