BACTERIUM STRAIN BACILLUS LICHENIFORMIS AS ALKALINE PROTEASE PRODUCER

摘要

FIELD: biotechnology, microbiology.;SUBSTANCE: claimed strain Bacillus licheniformis is obtained by multistep genetic selection by using of ultraviolet irradiation with simultaneous action of chemical mutagens. Protease activity in cultural liquid for 60 h is 320 U/ml. Activity of dry alcohol-deposited alkali protease preparation is 1600 U/g.;EFFECT: alkaline protease preparations of high activity.;5 ex