Patent · US Expired

Process for producing biotin vitamers using novel microorganisms

US5179011A · kind A · utility

2Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1991
Grant dateJan 12, 1993
Priority date
Expiry dateMar 21, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12R2001/19
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A mutant strain having a glucose consumption rate is at most 1/4 that of wild type strains is provided. The mutant strain belongs to Escherichia, Bacillus, Pseudomonas, or Serratia; has a glucose consumption rate of at most one fourth that of the corresponding wild type strain, and the feedback repression by biotin is removed. Further, a process for producing biotins using this mutant strain is provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.