STRAIN OF BACTERIUM PSEUDOMONAS FLUORESCENCE VKM V-2224D AS PRODUCER OF VITAMIN B. FIELD: microbiological industry, vitamins production Russian patent published in 2002 - IPC

Abstract RU 2180001 C2

SUBSTANCE: invention relates to the new strain producing vitamin B₁₂. Strain of bacterium Pseudomonas fluorescence VKM V-2224D is the producer of vitamin B₁₂, it grows at 28-32 C and pH 7-7.2 at constant stirring. Culture growth occurs parallel with vitamin B₁₂ biosynthesis under aerobic conditions. Productivity of culture is 130-150 mcg/ml for 150 h of fermentation growth. EFFECT: new strain indicated above, enhanced productivity. 2 tbl

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RU 2 180 001 C2

Authors

Pakhtuev A.I.

Chegodaev F.N.

Dates

2002-02-27—Published

2000-02-15—Filed