特異性：Expressed in endothelial cells from small and large arteries, and in arterial smooth muscle cells. Expressed in lung alveolar epithelial cells, enterocytes of the small intestine, Leydig cells and Sertoli cells (at protein level). Expressed in heart, kidney, testis, and gastrointestinal system.
純度：>95% as determined by SDS-PAGE.
形状：0.2 mum Filtered 20 mM Tris-HCl, 150 mM NaCl, 0.1 mM ZnCl2, 10% Glycerol, pH 7.5
