Patent · US Expired

Process of preparing genistein

US5554519A · kind A · utility

37Cited by
11References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 7, 1995
Grant dateSep 10, 1996
Priority date
Expiry dateAug 7, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/822
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The present invention provides a process of preparing the isoflavone genistein. Genistein is prepared by fermenting the bacteria Saccharopolyspora erythraea in the presence of a soy-based substrate. A process of recovering genistein from a bacterial fermentation medium using alkaline, organic solvent extraction is also provided.

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