摘要:
Novel demethylmaytansinoids representable by the formula: ##STR1## [wherein X is Cl or H; R.sub.1 is H or acyl group] are produced from maytansinoids by means of enzymic transformation. The demethylmaytansinoids are useful as antifungal, antiprotozoal or antitumor agents.
摘要:
Novel demethylmaytansinoids representable by the formula: ##STR1## (wherein X is Cl or H; R.sub.1 is H or acyl group) are produced from maytansinoids by means of enzymic transformation. The demethylmaytansinoids are useful as antifungal, antiprotozoal or antitumor agents.
摘要翻译:可以通过酶转化由美登木素生成的新型脱甲基麦芽木淀粉,由下式表示:其中X为Cl或H; R 1为H或酰基。 脱甲基麦芽类生物素可用作抗真菌剂,抗原生动物剂或抗肿瘤剂。
摘要:
Novel maytansinoid compounds of the formula: ##STR1## wherein X is H or Cl, R.sup.1 is an alkyl group of 2 to 4 carbon atoms and R.sup.2 is a lower alkyl group or an unsubstituted or substituted phenyl or aralkyl group, have antimitotic, antitumor and antimicrobial activities.
摘要:
Macbecin derivatives are produced by cultivating a microorganism of the genus Actinosynnema in a culture medium.The Macbecin derivatives are useful as antibacterial, antifungal or antiprotozoal agent.
摘要:
Macbecin derivatives are produced by bringing Macbecins into contact with a microorganism, or its processed matter, of the genus Streptomyces or Nocardia. The Macbecin derivatives are useful as antibacterial, antifungal or antiprotozoal agent.
摘要:
Macbecin derivatives are produced by cultivating a microorganism of the genus Actinosynnema in a culture medium.The Macbecin derivatives are useful as antibacterial, antifungal or antiprotozoal agent.