Circulating Endothelial Microparticles Lead To Heart Valve Disease

... Under normal physiological conditions, low levels of microparticles are continually being shed into the blood from the endothelium - the cells that line the inside of blood vessels and some organs - and appear to cause no problems. But during some diseases, the level of endothelium-derived microparticles circulating in the blood rises... click link for more info. ...