ISOLATION AND PURIFICATION OF STREPTOMYCIN

Abstract

The authors wish to express their appreciation to these companies for the grant and also for supplies of streptomycin and streptothricin.1 The microbiological assays were made by a paper disk-agar plate method, with Bacillus subtilis as the test organism (in press).Thanks to the courtesy of Dr. S. A. Waksman, it was possible