Patent · US Active

Enhanced production of recombinant CRM197 in E. coli

US10479820B2 · kind B2 · utility

1Cited by
0References
33Claims
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Assignee

Inventors

Key dates

Filing dateMar 2, 2015
Grant dateNov 19, 2019
Priority date
Expiry dateFeb 10, 2036

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N1/20
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Rediced genome or native K12 strain E. coli bacteria comprising expression vectors encoding a recombinant CRM197 protein and their use in the production of CRM 197 is provided. The CRM 197 protein may be fused to a signal sequence that directs the expressed CRM197 protein to the periplasm of the E. coli host.

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