摘要 |
NEW MATERIAL:P3 substance that has following physical and chemical properties: solubility: insoluble in ethanol, methanol, acetone and water, soluble in dilute aqueous ethanol solution, dilute aqueous methanol solution and chloroform; description: white amorphous powder; color reaction: negative to ninhydrin test; it inhibits Saccharomyces cerevisiae I AM 4125 from growing at 160mug/l. USE:Antimycotic. PREPARATION:A microorganism in Bacillus, producing P3 substance, preferably Bacillus subtilis No.060 (FERM P-8542) is aerobically cultured, preferably at 25-30 deg.C for 4 days.
|