Levorin and levoristatin producing actinomyces - levoris krass strain number 12-13-15

摘要

Strain Actinomyces leaevoris Krass no. 12-13-15 produces levorin and laevoristatin (useful as fungicidal antibiotics) by deep fermentation on a liquid organic nitrient medium, in amount of 20000-25000 units/ml (over 20000 units/ml for levorin). Other properties of this strain are listed.