3Wisselink H J,Smith H E,Stockhofe-Zurwieden N,et al.Distribution of capsular types and production of muramidase-released protein (MRP) and extracellular factor (EF) of Streptococcus suis strains isolated from diseased pigs in seven European countries[J].Vet Microbiol,2000,74:237-248.
4Staats JJ,Feder I,Okwumabua O,et al.Streptococcus suis:Past and Present[J].Vet Res Commun,1997,21(6):281-407.
5Vecht U,Wisselink H J,Jellema M L,et al.Identification of two proteins associated with virulence of Streptococcus suis type 2[J].Infect Immun,1991,59(9):3156-3162.
6Berthelot-Herault F,Gottschalk M,Labbe A,et al.Experimental airborne transmission of Streptococcus suis capsular type 2 in pigs[J].Veterinary microbiology,2001,82:69-80.
7Gottschalk M,Lacouture S,Odierno L.Immunomagnetic isolation of Streptococcus suis serotypes 2 and 1/2 from swine tonsils[J].J Clin Microbiol,1999,37:2877-2881.
8Berthelot-Herault F,Gottschalk M,Labbe A,et al.Experimental airborne transmission of Streptococcus suis capsular type 2 in pigs[J].Vet Microbiol,2001,82:69-80.
9Costa A T,Lobato F C,Abreu V L,et al.Serotyping and evaluation of the virulence in mice of Streptococcus suis strains insolated from diseased pigs[J].Rev Inst Med Trop Sal Paulo,2005,47(2):113-115.
10Huang T Y,Teng L J,Ho S W,et al.Streptococcus suis Infection[J].Microbiol Infect,2005,38:306-313.
