浙江省温州市鼠疫静息期鼠类携带耶尔森菌调查分析

目的了解浙江省温州市鼠疫静息期鼠类耶尔森菌携带情况。方法采用日夹笼法捕鼠,无菌解剖捕获鼠,对盲肠末端内容物进行耶尔森菌分离。结果本次调查共捕获687只鼠,室内鼠占91.27%。共检到耶尔森菌81株,检出率为11.79%,以小肠结肠炎耶尔森菌为主,占79.01%,其次为中间型耶尔森菌、克氏耶尔森菌和假结核耶尔森菌,分别占11.11%、7.40%、2.47%。结论温州市鼠类耶尔森菌携带率较高,室内鼠类能携带各型耶尔森菌,野外鼠类只携带小肠结肠炎耶尔森菌。

Survey on the carriage of Yersinia in rodents in silent period of plague in Wenzhou

Objective To explore the Yersinia carriage of rodents in silent period of plague in Wenzhou. MethodsCage-trap method was used to capture live rodents for the isolation of Yersinia from the intestinal contents. Results A total of 687 rodents were captured,and the indoors rats accounted for 91.27%. Eighty one strains of Yersinia were isolated,the detection rate was 11.79%. Yersinia enterocolitica ranked first,accounting for 79.01%,followed by Yersinia intermedia（11.11%）,Yersinia kristensenii（7.40%） and Yersinia pseudotuberculosis（2.47%）. ConclusionThe carriage rate of Yersinia among rodents was high in Wenzhou,and indoor rodents carried different Yersinia,but wild rodents only carried Yersinia enterocolitica.