Selection of gamma-ray mutants from a st
โ
I. Grigorov; P. Aleksieva; A. Djerova; P. Sheremetska; B. Tchorbanov
๐
Article
๐
1983
๐
Springer
๐
English
โ 226 KB
Gamma-ray exposure was used as a mutagenic agent for mutant induction from a strain of Humicola lutea 72 producing acid proteases. The second stage of irradiation resulted in a double active mutant (H. lutea 120-8). Further treatment gave rise to a triple active mutant (H. lutea 120-5) with a maxima