Osmotically Induced Excretion of Putrescine by Mutants of Escherichia coli Defective in Potassium Transport-Reference-Cited by-同舟云学术

Osmotically Induced Excretion of Putrescine by Mutants of Escherichia coli Defective in Potassium Transport

Published:1973-10 Issue:1 Volume:116 Page:488-490
ISSN:0021-9193
Container-title:Journal of Bacteriology
language:en
Short-container-title:J Bacteriol

Author:

Munro George F.¹,Sauerbier Walter²

Affiliation:

1. Division of Research, National Jewish Hospital and Research Center, Denver, Colorado 80206

2. Department of Biophysics and Genetics, University of Colorado Medical Center, Denver, Colorado 80220

Abstract

Escherichia coli is known to excrete putrescine rapidly after a sudden elevation in the osmolarity of the medium. We report here that mutants defective in the transport of potassium ions display a greatly diminished rate of [ 14 C]putrescine excretion.

Publisher

American Society for Microbiology

Subject

Molecular Biology,Microbiology

Link

https://journals.asm.org/doi/pdf/10.1128/jb.116.1.488-490.1973

Reference6 articles.

1. Potassium-dependent mutants of Escherichia coli K-12;Epstein W.;J. Bacteriol.,1970

2. Potassium transport loci in Escherichia coli K-12;Epstein W.;J. Bacteriol.,1971

3. Epstein W. and S. G. Schultz. 1968. Ion transport and osmoregulation in bacteria p. 186-193. In L. B. Guze (ed.) Microbial protoplasts spheroplasts and L-forms. Williams & Wilkins Baltimore.

4. Cin 6tique des 6changes de potassium chez l'Escherichia coli, souche B207, qui ne peut croltre normalement qu'en presence de concentrations 61ev 6es en potassium;Lubochinsky B.;C. R. Acad. Sci.,1964

5. Dependence of the putrescine content of Escherichia coli on the osmotic strength of the medium;Munro G. F.;J. Biol. Chem.,1972

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