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Table 3 Virulence in CD1 mice of S. suis wild-type strain P1/7 and mutants M3G and G6G.

From: The cell envelope subtilisin-like proteinase is a virulence determinant for Streptococcus suis

Strain

Death (%)*

Total mortality

(%)

 

Septicemia

Meningitis

 

P1/7

36.4

63.6

100

M3G

0

27.3

27.3

G6G

0

0

0

  1. * Eleven mice were infected per group and measurements were performed over a 14-day period post-infection. Percent of animals that died due to an infection or that were sacrificed for ethical reasons.