Capnophilic Enterobacteriaceae

Diagn Microbiol Infect Dis. 2017 Apr;87(4):318-319. doi: 10.1016/j.diagmicrobio.2017.01.010. Epub 2017 Jan 21.

Abstract

Bacteria use bicarbonate as substrate for crucial metabolic reactions. We report the first case of bacteremia by capnophilic E. coli without the YadF gene (also known as CynT2 or Can2) that needs high concentrations of CO2 to non-enzymatically produce bicarbonate. This lack may also apply to previously reported capnophilic Enterobacteriaceae.

Keywords: Bacteremia; Can2; Capnophilic Escherichia coli; Cholangitis; CynT2; YadF.

Publication types

  • Case Reports

MeSH terms

  • Aged
  • Bacteremia / microbiology*
  • Bicarbonates / metabolism*
  • Carbon Dioxide / metabolism
  • Carbonic Anhydrases / metabolism
  • Enterobacteriaceae / metabolism*
  • Escherichia coli Proteins / metabolism
  • Humans
  • Male

Substances

  • Bicarbonates
  • Escherichia coli Proteins
  • Carbon Dioxide
  • Carbonic Anhydrases
  • YadF protein, E coli