Patent · US Active

Auxotrophic strains of staphylococcus bacterium

US11041217B2 · kind B2 · utility

0Cited by
0References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 2019
Grant dateJun 22, 2021
Priority date
Expiry dateJan 11, 2039

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12R2001/45
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The present disclosure provides recombinant Staphylococcus bacterium (e.g. S. epidermidis) that are dependent on D-alanine for growth. In one aspect, the disclosure features a recombinant Staphylococcus bacterium comprising two inactivated alanine racemase genes (Δalr1Δalr2); and an inactivated D-alanine aminotransferase (dat) gene. In another aspect, the disclosure features a method of making the recombinant Staphylococcus bacterium.

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