Skip to main content
Journal of Bacteriology logoLink to Journal of Bacteriology
. 1972 Sep;111(3):838–840. doi: 10.1128/jb.111.3.838-840.1972

Escherichia coli Mutants that Require Either Pyridoxine or Alanine

Valter B Dempsey 1
PMCID: PMC251363  PMID: 4559835

Abstract

Some pyridoxineless mutants of genetic group V grow to normal cell yields in glucose-salts medium containing 0.11 mm d- or l-alanine as the sole supplement.

Full text

PDF
838

Selected References

These references are in PubMed. This may not be the complete list of references from this article.

  1. Dempsey W. B., Arcement L. J. Identification of the forms of vitamin B 6 present in the culture media of "vitamin B 6 control" mutants. J Bacteriol. 1971 Aug;107(2):580–582. doi: 10.1128/jb.107.2.580-582.1971. [DOI] [PMC free article] [PubMed] [Google Scholar]
  2. Dempsey W. B. Characterization of pyridoxine auxotrophs of Escherichia coli: P1 transduction. J Bacteriol. 1969 Mar;97(3):1403–1410. doi: 10.1128/jb.97.3.1403-1410.1969. [DOI] [PMC free article] [PubMed] [Google Scholar]
  3. Dempsey W. B. Characterization of pyridoxine auxotrophs of Escherichia coli: chromosomal position of linkage group I. J Bacteriol. 1969 Oct;100(1):295–300. doi: 10.1128/jb.100.1.295-300.1969. [DOI] [PMC free article] [PubMed] [Google Scholar]
  4. Dempsey W. B. Incorporation of radioactivity into pyridoxal phosphate by Escherichia coli B. Biochim Biophys Acta. 1972 Apr 21;264(2):344–353. doi: 10.1016/0304-4165(72)90299-1. [DOI] [PubMed] [Google Scholar]
  5. Dempsey W. B., Ito H. Characterization of pyridoxine auxotrophs of Escherichia coli: serine and pdxF mutants. J Bacteriol. 1970 Nov;104(2):658–667. doi: 10.1128/jb.104.2.658-667.1970. [DOI] [PMC free article] [PubMed] [Google Scholar]
  6. Dempsey W. B., Pachler P. F. Isolation and characterization of pyridoxine auxotrophs of Escherichia coli. J Bacteriol. 1966 Feb;91(2):642–645. doi: 10.1128/jb.91.2.642-645.1966. [DOI] [PMC free article] [PubMed] [Google Scholar]
  7. Dempsey W. B. Role of vitamin B 6 biosynthetic rate in the study of vitamin B 6 synthesis in Escherichia coli. J Bacteriol. 1971 Dec;108(3):1001–1007. doi: 10.1128/jb.108.3.1001-1007.1971. [DOI] [PMC free article] [PubMed] [Google Scholar]
  8. RUDMAN D., MEISTER A. Transamination in Escherichia coli. J Biol Chem. 1953 Feb;200(2):591–604. [PubMed] [Google Scholar]

Articles from Journal of Bacteriology are provided here courtesy of American Society for Microbiology (ASM)

RESOURCES