oa South African Medical Journal - Studies on a naturally occuring R factor harbouring a chromosomal nutritional marker

Volume 51, Issue 2
  • ISSN : 0256-9574
  • E-ISSN: 2078-5135



A naturally occurring R factor which carried resistance determinants to tetracycline and chloramphenicol as well as a marker for lactose fermentation was found in a strain of Klebsiella pneumoniae isolated from sewage.

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