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PMID: 1979324 Published · ppublish English Journal Article

The F pilus of Escherichia coli appears to support stable DNA transfer in the absence of wall-to-wall contact between cells.

Journal of bacteriology ·Vol. 172 ·No. 12 ·1990-12-00 ·Pages 7263-4

Harrington LC, Rogerson AC

Abstract

Separation of HfrC-F- mating pairs of Escherichia coli by a filter 6 microns thick with straight-through pores 0.01 to 0.1 micron in diameter did not prevent DNA transfer. We conclude that the F pilus alone is capable of acting as a stable conduit for cell-to-cell DNA transfer.

MeSH Terms
Biological Transport Conjugation, Genetic DNA, Bacterial/metabolism Escherichia coli/genetics,metabolism F Factor/physiology Fimbriae, Bacterial/physiology Recombination, Genetic Transduction, Genetic
Chemicals
DNA, Bacterial
Authors & Affiliations
2 authors, click to expand affiliations / ORCID
Harrington L C
Biology Department, St. Lawrence University, Canton, New York 13617.
Rogerson A C
References (5)
5 references, click to expand
  1. Mutants of Escherichia coli requiring methionine or vitamin B12.
    J Bacteriol. 1950 Jul;60(1):17-28 PMID: 15436457
  2. Rapid mapping of conditional and auxotrophic mutations in Escherichia coli K-12.
    J Bacteriol. 1973 Feb;113(2):798-812 PMID: 4570607
  3. The conjugation system of F, the fertility factor of Escherichia coli.
    Annu Rev Genet. 1986;20:593-624 PMID: 2880557
  4. DNA transfer occurs during a cell surface contact stage of F sex factor-mediated bacterial conjugation.
    J Bacteriol. 1985 May;162(2):584-90 PMID: 2859268
  5. Ecology, physiology, and genetics of fimbriae and pili.
    Annu Rev Microbiol. 1975;29:79-108 PMID: 1180526
Article Info
Journal
Journal of bacteriology
Abbr.
J Bacteriol
ISSN
0021-9193
DOI
10.1128/jb.172.12.7263-7264.1990
Published
1990-12-00
Pages
7263-4
Language
English
Region
United States
NLM ID
2985120R
PMCID
PMC210852
Subset
IM
External Links
PubMed source DOI: 10.1128/jb.172.12.7263-7264.1990 PMC Full Text View journal details
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