5Dragojlovic J,Milosevic B,et al.Streptococcus suis infection-clinical manifestations[J].Med Pregl,2005,58(5～6):236～239.
6Marie-Claude,Julie,et al.Acquisition of host plasmin activity by the swine pathogen streptococcus suis serotype 2[J].Infect Immun,2004,72(1):606～610.
7Cain D, Malouin F, Dargis M , et al. Alterlations in pe nicillinbinding proteins in strains of Streptococcus suis possessing muderate and high level of resistance to penicillin. FEMS Microbiol Lett, 1995,130(2-3) : 121-127.
8Del C S E M,Altman E,KohischM,et al. Detection of antibodies against Streptococcus suis type2 using a purified capsular polysaccharide antigen-based indirect-ELISA. Vet Microbiol,1996,5 2:113-121.
9Holt M E, Enright M R, Alexander T J, et al. Immunizationof pigs with live cultures of Streptococcus suis type2. Res Vet Sci, 1988,45(3) :349-352.
10Jacohs A A, Van D B J, Loefen P L, et al. Protection of experimentally infected pigs by suilysin, the thiol-activated hemolysin of Streptococcus suis. Net Rec,1996,139(10):225-228.
