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2 303 066

(13)

(51)

IPC

C12N9/56(2006-01-01)

C12N1/20(2006-01-01)

C12R1/66(2006-01-01)

(21) (22)

Application

2005135019/13, 2005-11-14

(24)

Start date

2005-11-14

(22)

Actual filing date

2005-11-14

(45)

Published

2007-07-20

(72)

Inventor

Tsurikova Nina Vasil'EvnaNefedova Lidija IvanovnaOkunev Oleg NikolaevichSinitsyn Arkadij PantelejmonovichChernoglazov Vladimir MikhajlovichVoejkova Tat'Jana AleksandrovnaKostyleva Elena Viktorovna

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Nauchno-Proizvodstvennaja Kompanija

BACTERIUM STRAIN BACILLUS LICHENIFORMIS AS ALKALINE PROTEASE PRODUCER Russian patent published in 2007 - IPC C12N9/56 C12N1/20 C12R1/66

Abstract RU 2303066 C1

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

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RU 2 303 066 C1

Authors

Tsurikova Nina Vasil'Evna

Nefedova Lidija Ivanovna

Okunev Oleg Nikolaevich

Sinitsyn Arkadij Pantelejmonovich

Chernoglazov Vladimir Mikhajlovich

Voejkova Tat'Jana Aleksandrovna

Kostyleva Elena Viktorovna

Dates

2007-07-20—Published

2005-11-14—Filed