| 摘要 |
NEW MATERIAL:Antibiotic 30-2: solubility: insoluble in ethanol, methanol, ace tone and water, soluble in dilute aqueous ethanol solution, dilute aqueous metha nol solution and chloroform; description: white amorphous powder; color test: negative to ninhydrin test; aminoacid composition (in molar proportion): glutamic acid 4, alanine 1, isoleucine 1, leucine 1, tylosine 2, proline 1, threonine 2, un known 1. USE:Antimycotic. PREPARATION:A microorganism in Bacillus, producing 30-2 substance, preferably Bacillus sp 30-2 (FERM P-8525), is aerobically cultured, e.g., by the aerobic, spinner or shake culture, preferably at 25-30 deg.C 7.0 pH for 4 days and the substance is collected.
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