Also available in 1 mL, 50 mg, 100 mg, 200 mg and bulk. Please contact Fisher for quotes. 5-Azacytidine (Ladakamycin) is a cytidine nucleoside analog, a DNA methylation inhibitor with specificity. 5-Azacytidine regulates gene expression by decreasing the level of DNA methylation. 5-Azacytidine induces autophagy and has antitumor activity. Purity 99.62%