Erratum to: Mouse skin passage of a Streptococcus pyogenes Tn917 mutant of sagA/pel restores virulence, beta-hemolysis and sagA/pel expression without altering the position or sequence of the transposon

The original article can be viewed at http://www.biomedcentral.com/1471-2180/1/33

The acknowledgements section missed supporting grants:

This work was supported by grants from the National Institute of Health (AI 43474), the Ohio Board of Regents Research Challenge II, from the Ohio Valley affiliate of the American Heart Association AHA 0120308B and N-100229-01.

Affiliations

1. Department of Microbiology and Immunology, Medical College of Ohio, Toledo, Ohio, 43614, USA

   • Thomas H Eberhard
   • , Darren D Sledjeski
   •  & Michael DP Boyle

Corresponding author

Correspondence to Michael DP Boyle.

The online version of the original article can be found at 10.1186/1471-2180-1-33

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