nsc 4538

Carbazomycin C is a bacterial metabolite that has been found in Streptomyces and has diverse biological activities. It is active against S. aureus, B. anthracis, B. subtilis, and M. flavus, the fungi T. asteroides and T. mentagrophytes, and P. falciparum. It is also active against a panel of five plant pathogenic fungi. Carbazomycin C is cytotoxic to MCF-7, KB, and NCI H187 cells. It also inhibits 5-lipoxygenase (5-LO) activity in RBL-1 cell extracts.

Methyl Streptonigrin is an ABCG2 transporter function inhibitor.

BC-23 (NSC 45382) 是一种有效的蛋白酶体抑制剂，具有抗肿瘤和抗菌活性。BC-23 抑制蛋白酶体的 CT-L 活性，可用于研究白血病，淋巴瘤，神经胶质瘤，乳腺癌和小细胞肺癌。