Figure 5From: The cell envelope subtilisin-like proteinase is a virulence determinant for Streptococcus suisSurvival of mice inoculated with the wild-type strain P1/7, M3G, or G6G. Six-week old CD1 mice were intraperitoneally inoculated with 7 × 107 cfu/ml and survival was recorded over a 14-day period. Data are expressed as the mean percentage of live animals in each group (n = 11).Back to article page