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猪链球菌分离株的病原学特性
引用本文:吴建华,史秋梅,高桂生,李春玲,赵献军. 猪链球菌分离株的病原学特性[J]. 河北科技师范学院学报, 2007, 21(4): 24-27
作者姓名:吴建华  史秋梅  高桂生  李春玲  赵献军
作者单位:西北农林科技大学,陕西,杨凌,712100;河北科技师范学院,动物科学系;河北科技师范学院,动物科学系;广东省农业科学院,兽医研究所;西北农林科技大学,陕西,杨凌,712100
摘    要:从病死猪体内分离到3株链球菌,并进行了病原学鉴定。细菌在形态上呈链球菌的特征,β或α溶血,分离株的生化试验结果相似,且都不与A~G链球菌群特异性血清发生凝集。经PCR鉴定,结果表明,3株均为猪链球菌2型。动物试验结果表明,3分离株对小鼠的毒力较低,但能在接种细菌12~15 d后使小鼠发病致死。

关 键 词:猪链球菌2型  病原学特性  PCR
文章编号:1672-7983(2007)04-0024-04
修稿时间:2007-11-20

Study on the Pathogen Characters of Streptococcus suis
WU Jian-hua,SHI Qiu-mei,GAO Gui-sheng,LI Chun-ling,ZHAO Xian-jun. Study on the Pathogen Characters of Streptococcus suis[J]. Journal of Hebei Normal University of Science & Technology, 2007, 21(4): 24-27
Authors:WU Jian-hua  SHI Qiu-mei  GAO Gui-sheng  LI Chun-ling  ZHAO Xian-jun
Abstract:3 pathogenic bacteria were isolated from dead pigs,the etiology of 3 isolates were studied.The morphological and cultural characters indicated that the isolates belonged to genus Streptococcus.The biochemistry characters of 3 isolates were similar,and 3 isolates couldn't be agglutinated by the Lancefild group A~G latex diagnostic kit.Finally,the three isolates were Streptococcus suis type 2,it was identified by serotype-specific PCR.The isolate of Streptococcus suis type 2 could infect mouse to death 12~15 days after being inoculated,though the virulence was low.
Keywords:Streptococcus suis type 2  pathogen characters  PCR
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