K-252a is a staurosporine analog isolated from Nocardiopsis sp. soil fungi. K-252a inhibits protein kinase (IC50: 470 nM, 140 nM, 270 nM, and 1.7 nM for PKC, PKA, Ca2+ calmodulin-dependent kinase type II, and phosphorylase kinase, respectively).
Doxorubicin hydrochloride (Adriamycin) 属于蒽环类抗生素,是人类 DNA 拓扑异构酶 I II 抑制剂 (IC50=0.8 2.67 μM)。Doxorubicin hydrochloride 具有细胞毒性和抗肿瘤活性。Doxorubicin hydrochloride 可降低 AMPK 及其下游靶蛋白乙酰辅酶 A 羧化酶的磷酸化,还可诱导凋亡和自噬。