Skip to main content
PMC home page
Journal of Bacteriology logoLink to Journal of Bacteriology
. 1972 Mar;109(3):1310–1312. doi: 10.1128/jb.109.3.1310-1312.1972

Deoxyribonucleic Acid-Protein Ratio and Radioresistance in Micrococcus radiodurans

M L Freedman a,1, A K Bruce a
PMCID: PMC247359  PMID: 5016255

Abstract

Cessation of exponential growth of Micrococcus radiodurans heightens X-radioresistance while either increasing or decreasing the deoxyribonucleic acid-protein ratio.

Full text

PDF
1310

Selected References

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

  1. BEN-ISHAI R., GOLDIN H., OPPENHEIM B. The effect of ultraviolet irradiation on 5-fluorouracil-pretreated bacteria. Biochim Biophys Acta. 1962 May 14;55:748–754. doi: 10.1016/0006-3002(62)90853-3. [DOI] [PubMed] [Google Scholar]
  2. BILLEN D. Alterations in the radiosensitivity of Escherichia coli through modification of cellular macromolecular components. Biochim Biophys Acta. 1959 Jul;34:110–116. doi: 10.1016/0006-3002(59)90238-0. [DOI] [PubMed] [Google Scholar]
  3. BILLEN D. UNBALANCED DEOXYRIBONUCLEIC ACID SYNTHESIS: ITS ROLE IN X-RAY-INDUCED BACTERIAL DEATH. Biochim Biophys Acta. 1963 Aug 20;72:608–618. [PubMed] [Google Scholar]
  4. Brdar B., Kos E., Drakulić M. Metabolism of nucleic acids and protein in starving bacteria. Nature. 1965 Oct 16;208(5007):303–304. doi: 10.1038/208303a0. [DOI] [PubMed] [Google Scholar]
  5. Driedger A. A. The DNA content of single cells of Micrococcus radiodurans. Can J Microbiol. 1970 Nov;16(11):1136–1137. doi: 10.1139/m70-192. [DOI] [PubMed] [Google Scholar]
  6. Freedman M. L., Bruce A. K. The relationship of radioresistance to balanced growth-rate in Micrococcus radiodurans. Int J Radiat Biol Relat Stud Phys Chem Med. 1971;19(2):111–121. doi: 10.1080/09553007114550161. [DOI] [PubMed] [Google Scholar]
  7. Ginsberg D. M. Effects of beta-mercaptoethylamine on growth and radiation sensitivity of Escherichia coli strain 15TAU-bar. Radiat Res. 1966 Jul;28(3):708–716. [PubMed] [Google Scholar]
  8. Hanawalt P. C. The U.V. sensitivity of bacteria: its relation to the DNA replication cycle. Photochem Photobiol. 1966 Jan;5(1):1–12. [PubMed] [Google Scholar]
  9. Leick V. Ratios between contents of DNA, RNA and protein in different micro-organisms as a function of maximal growth rate. Nature. 1968 Mar 23;217(5134):1153–1155. doi: 10.1038/2171153a0. [DOI] [PubMed] [Google Scholar]
  10. PARDEE A. B., PRESTIDGE L. S. Production of surplus DNA in E. coli, and its effects on bacterial syntheses. Biochim Biophys Acta. 1958 Feb;27(2):412–413. doi: 10.1016/0006-3002(58)90352-4. [DOI] [PubMed] [Google Scholar]
  11. STAPLETON G. E. Variations in the sensitivity of escherichia coli to ionizing radiations during the growth cycle. J Bacteriol. 1955 Oct;70(4):357–362. doi: 10.1128/jb.70.4.357-362.1955. [DOI] [PMC free article] [PubMed] [Google Scholar]
  12. Serianni R. W., Bruce A. K. Radioresistance of Micrococcus radiodurans during the growth cycle. Radiat Res. 1968 Nov;36(2):193–207. [PubMed] [Google Scholar]
  13. Thornley M. J., Horne R. W., Glauert A. M. The fine structure of Micrococcus radiodurans. Arch Mikrobiol. 1965 Jul 20;51(3):267–289. doi: 10.1007/BF00408143. [DOI] [PubMed] [Google Scholar]

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

RESOURCES