Comparison of multilocus variable-number tandem-repeat analysis and multilocus sequence typing for differentiation of hemolytic-uremic syndrome-associated Escherichia coli (HUSEC) collection strains

J Clin Microbiol. 2011 Oct;49(10):3644-6. doi: 10.1128/JCM.05035-11. Epub 2011 Aug 10.

Abstract

Multilocus variable-number tandem-repeat analysis (MLVA) was compared to multilocus sequence typing (MLST) to differentiate hemolytic uremic syndrome-associated enterohemorrhagic Escherichia coli strains. Although MLVA--like MLST--was highly discriminatory (index of diversity, 0.988 versus 0.984), a low level of concordance demonstrated the limited ability of MLVA to reflect long-term evolutionary events.

Publication types

  • Comparative Study
  • Evaluation Study
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Enterohemorrhagic Escherichia coli / classification*
  • Enterohemorrhagic Escherichia coli / genetics
  • Enterohemorrhagic Escherichia coli / isolation & purification
  • Escherichia coli Infections / complications*
  • Escherichia coli Infections / microbiology*
  • Hemolytic-Uremic Syndrome / microbiology*
  • Humans
  • Minisatellite Repeats*
  • Molecular Typing / methods*
  • Multilocus Sequence Typing / methods*