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非产毒艰难梭菌对艰难梭菌感染BALB/c小鼠的防治作用
引用本文:王祥,傅思武. 非产毒艰难梭菌对艰难梭菌感染BALB/c小鼠的防治作用[J]. 兰州大学学报(医学版), 2009, 35(3): 35-37
作者姓名:王祥  傅思武
作者单位:兰州大学第二医院消化内科,甘肃,兰州,730030;西北民族大学,医学院,甘肃,兰州,730030
摘    要:目的观察非产毒艰难梭菌对艰难梭菌感染的防治效果。方法用艰难梭菌产毒株人工感染BALB/c小鼠,感染前后分别用非产毒艰难梭菌进行预防与治疗,以小鼠的死亡数、盲肠内容物上清液的细胞毒性和盲肠黏膜的病理变化为观察指标,判断非产毒艰难梭菌对艰难梭菌感染的防治效果。结果非产毒艰难梭菌不能预防艰难梭菌的感染,但在艰难梭菌感染后能明显降低盲肠黏膜的病理损伤。结论非产毒艰难梭菌对感染艰难梭菌的BALB/c小鼠有一定的治疗作用。

关 键 词:非产毒艰难梭菌  艰难梭菌  BALB/c 小鼠  感染

Preventive and treatment of nontoxigenic Clostridium difficil to toxigenic Clostridium difficile infection of BALB/c mice
WANG Xiang,Fu Si-wu. Preventive and treatment of nontoxigenic Clostridium difficil to toxigenic Clostridium difficile infection of BALB/c mice[J]. Journal of Lanzhou University (Medical Sciences), 2009, 35(3): 35-37
Authors:WANG Xiang  Fu Si-wu
Affiliation:WANG Xiang, Fu Si-wu(1 Department of Gastroenterology, Second Hospital of Lanzhou University, Lanzhou 730030, China, 2. Medical College, Northwest University for Nationalities, Lanzhou 730030, China)
Abstract:Objective To observe the prevention and treatment effect of nontoxigenic Clostridium difficile to protect BALB/c mice against intestinal infection caused by toxigenic Clostridium dificile. Methods Nontoxigenic Clostridium difficile was used before and after infection with toxigenic Clostridium difficile in BLAB/c mice. The mortality of mice, quantity of cytotoxin produced in cecal and histopathogencal destroy were observed. Results There were no bacterio- prophylaxis using and nontoxigenic Clostridium difficile against infection by toxigenic Clostridium difficile, but the enterocolitis of the caecum after the mice was pre-infected with toxigenic Clostrid- ium difficile. Conclusion The study confirms the protective effect and nontoxigenic Clostridium difficile treatment on BLAB/c mice pre-infected with toxinogenic Clostridiurn difficile.
Keywords:nontoxigenic Clostridium difficile  Clostridium difficile  BALB/c mice  infection
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