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Volume 17, Number 11—November 2011


Group A Streptococcus emm Gene Types in Pharyngeal Isolates, Ontario, Canada, 2002–2010

Patrick R. Shea, Amy L. Ewbank, Javier H. Gonzalez-Lugo, Alexandro J. Martagon-Rosado, Juan C. Martinez-Gutierrez, Hina A. Rehman, Monica Serrano-Gonzalez, Nahuel Fittipaldi, Stephen B. Beres, Anthony R. Flores, Donald E. Low, Barbara M. Willey, and James M. MusserComments to Author 
Author affiliations: The Methodist Hospital Research Institute, Houston, Texas, USA (P.R. Shea, A.L. Ewbank, J.H. Gonzalez-Lugo, A.J. Martagon-Rosado, J.C. Martinez-Gutierrez, H.A. Rehman, M. Serrano-Gonzalez, N. Fittipaldi, S.B. Beres, A.R. Flores, J.M. Musser); Texas Children’s Hospital, Houston (A.R. Flores); Baylor College of Medicine, Houston (A.R. Flores); Mount Sinai Hospital/University Health Network, Toronto, Ontario, Canada (D.E. Low, B.M. Willey); Ontario Agency for Health Protection and Promotion, Toronto (D.E. Low); University of Toronto, Toronto (D.E. Low)

Main Article

Table 3

Five most common M types of group A Streptococcus from pharyngeal isolates, by location, Ontario, Canada, 2009–2010*

North Bay/ Elliot Lake
Thunder Bay
2009 M89 M4 M89 M89 M28
M4 M28 M75 M2 M12
M2 M1 M4 M11 M89
M1 M3 M1 M12 M6

2010 NA M1 M89 NA M28
M3 M1 M59
M4 M118 M1
M28 M4 M12
M12 M75 M89

*NA, not available.

Main Article