Streptococcus suis

Streptococcus suis is a bacterium of the genus Streptococcus and causes enzootic streptococcal meningitis in swine. S. suis is also a human pathogen and thus a zoonotic agent!

S. suis is Gram- positive, rounded, facultative anaerobic and catalase negative. A distinction 35 serovars belonging to the Lancefield groups R, S, and T.

Virulence factors

  • Polysaccharide capsule
  • Fimbriae
  • Not fimbrierte adhesins
  • Hemolysins ( serovar 2: suilysin )
  • Survival in macrophages

The Phänotypendifferenzierung is based on the MRP proteins ( muramidase released protein) and EF ( extracellular factor).

Source

  • Medical Microbiology, Infectious and Infectious Diseases of role / Mayr, Enke Verlag, Stuttgart (2007)
  • Streptococcus
  • Streptococci
Firmicutes Bacilli Lactobacillales Streptococcaceae Species
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