Abbott, B J Microbial transformation of A23187, a divalent cation ionophore antibiotic. [electronic resource] - Antimicrobial agents and chemotherapy Dec 1979 - 808-12 p. digital Publication Type: Journal Article ISSN: 0066-4804 Standard No.: 10.1128/AAC.16.6.808 doi Subjects--Topical Terms: Anti-Bacterial Agents--metabolismBacteria--metabolismBiotransformationCalcimycin--analysisHydrolysisMolecular WeightSoil MicrobiologyStreptomyces--metabolism