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Volume 5, Number 2—April 1999
Synopsis

emm Typing and Validation of Provisional M Types for Group A Streptococci1

R. Facklam*Comments to Author , B. Beall*, A. Efstratiou†, V. Fischetti, D. Johnson§, E. Kaplan§, P. Kriz¶, M. Lovgren#, D. Martin**, B. Schwartz*, A. Totolian††, D. Bessen‡‡, S. Hollingshead§§, F. Rubin¶¶, J. Scott##, and G. Tyrrell¶
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Central Public Health Laboratory, London, United Kingdom; ‡The Rockefeller University, New York, New York, USA; §University of Minnesota, Minneapolis, Minnesota, USA; ¶National Institute of Public Health, Prague, Czech Republic,; #National Center for Streptococcus, Edmonton, Alberta, Canada; **Communicable Disease Group, ESR, Porirua, New Zealand; ††Institute of Experimental Medicine, St. Petersburg, Russia; ‡‡Yale University, New Haven, Connecticut, USA; §§University of Alabama, Birmingham, Alabama, USA; ¶¶National Institutes of Health, Bethesda, Maryland, USA; ##Emory University, Atlanta, Georgia, USA

Main Article

Table

Recommended action for M and emm designation for provisional M typesa

Provisional type ID number CDC ID number New emm or M type
PT180(UK)b NCTC12062 SS-1395 82
PT2110(UK) NCTC12064 SS-1400 83
PT2233(UK) R75/2233 SS-1449 84
PT2612(UK) R76/2612 SS-1447 85
PT2631(UK) R76/2631 SS-1448 86
PT2841(UK) NCTC12065 SS-1399 87
PT3875(UK) R67/3875 SS-1455 88
PT4245(UK) NCTC12067 SS-1397 89
PT4931(UK) NCTC12068 SS-1396 90
PT5757(UK) NCTC12056 SS-1398 91
PT5118(NZ) SS-1460 92
PTPotter41(UK) R76/2631 SS-1493 93

aFor definitions of M and emm designations, see section in text, Designation of M, Provisional M, and emm Sequence Types.
bAbbreviations; UK= United Kingdom, NZ= New Zealand.

Main Article

1Information in this report was first presented at an International Workshop on Demonstration of emm Typing and Validation of Provisional M types for Group A Streptococci held at the Centers for Disease Control and Prevention, Atlanta, Georgia, August 26-28, 1997.

2Centers for Disease Control and Prevention, Atlanta, Georgia, USA; Central Public Health Laboratory, London, United Kingdom; The Rockefeller University, New York, New York, USA; University of Minnesota, Minneapolis, Minnesota, USA; National Institute of Public Health, Prague, Czech Republic, National Center for Streptococcus, Edmonton, Alberta, Canada; Communicable Disease Group, ESR, Porirua, New Zealand.

Page created: December 10, 2010
Page updated: December 10, 2010
Page reviewed: December 10, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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