Bug that bears the mark of death.

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  • Author(s): Farrar, Steve
  • Source:
    Times Higher Education Supplement. 04/14/2000, Issue 1431, p20. 2p. 2 Color Photographs.
  • Additional Information
    • Subject Terms:
      BACTERIA; SALMONELLA typhi; TYPHOID fever
    • Abstract:
      Highlights the discovery of Gordon Dougan at the Sanger Centre in Cambridge, England that the bug that causes typhoid fever is identical to that of Yersinia pestis which is responsible for the Black Death. Three separate pieces of DNA found inside the nucleus of Salmonella typhi; Speed at which Salmonella typhi can evolve; Uses of the genetic-screening techniques that Dougan's team has developed to study the spread of Salmonella typhi.