Kase H, Iwahashi K, Matsuda Y
J Antibiot (Tokyo). 1986 Aug;39(8):1059-65. doi: 10.7164/antibiotics.39.1059.
K-252a, a metabolite isolated from the culture broth of Nocardiopsis sp. K-252a, was found to exhibit an extremely potent inhibitory activity on protein kinase C. The IC50 value was 32.9 nM.
K-252a是从诺卡氏菌属菌株K-252a的培养液中分离出的一种代谢产物,发现它对蛋白激酶C具有极强的抑制活性。半数抑制浓度(IC50)值为32.9纳摩尔。