Eponemycin
Eponemycin is an antibiotic that exhibits antitumor activity. Eponemycin exhibits cytotoxicity in cancer cells B16-F10, L1210, P388 and HCT-116 with IC50 of 0.0017, 0.01, 0.031 and 0.0097 ug/mL, respectively. Eponemycin inhibits the DNA synthesis in B16-F10 and Mitomycin C with IC50 of 0.1 ug/mL and 0.41 ug/mL[1].