Amphotericin-B is obtained from:: (A) Streptomyces nodosus, (B) Streptomyces pimprina, (C) Streptomyces nousseri, (D) Streptomyces fragilis
Answer is A. POLYENE ANTI BIOTICS The name polyene is derived from their highly double-bonded structure. Amphotericin B is described as the prototype. Amphotericin B (AMB): It is obtained from Streptomyces nodosus ESSENTIALS OF MEDICAL PHARMACOLOGY K.D.TRIPATHI SIXTH EDITION PAGE NO:757