Processes for producing coenzyme Q10

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing oxygen-containing organic compound

Reexamination Certificate

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C435S041000

Reexamination Certificate

active

07910340

ABSTRACT:
The present invention relates to a process for producing reduced coenzyme Q10which comprises obtaining microbial cells containing reduced coenzyme Q10at a ratio of not less than 70 mole % among the entire coenzymes Q10, optionally disrupting the cells and recovering thus-produced reduced coenzyme Q10. The present invention also relates to a process for producing oxidized coenzyme Q10which comprises either recovering oxidized coenzyme Q10after oxidizing the above-mentioned microbial cells or disrupted product thereof, or recovering reduced coenzyme Q10from the above-mentioned microbial cells or disrupted product thereof to oxidize thus-obtained reduced coenzyme Q10thereafter. According to the processes of the present invention, reduced coenzyme Q10and oxidized coenzyme Q10can be produced simply on the industrial scale.

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