C5a is the activator of endothelial cells expression adhesion molecule P-selector, which can be expressed on the surface of those cells, triggered adhesive response of PMN and endothelial cell surface.
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- C5a是內皮細胞表達粘附分子P-選擇素的激動(dòng)劑,而P-選擇素在內皮細胞激活時(shí)能迅速經(jīng)細胞排列作用表達于內皮細胞表面,觸發(fā)中性粒細胞(PMN)在內皮細胞表面的粘附反應。