钩体病是本区多发的人兽共患病,菌群复杂,变化多样,影响流行强度。为了摸清其变化规律,我们收集了 1972～1991 年全区从钩体病人及鼠类分离并鉴定的217株钩体菌,井对其血清群进行动态分析,现报告如下。 一、材料与方法 (一)菌株分离:取早期钩体病人血、鼠肾作常规柯氏培养; (二)鉴定:分离出钩体菌由本站或四川省卫生防 Leptospirosis is the area of ​​multiple zoonosis, flora is complex and diverse, affecting the intensity of epidemics. In order to find out the regularity of its variation, we collected 217 leptospira strains isolated and identified from leptospira patients and mice from 1972 to 1991, and conducted dynamic analysis on their serogroups. The report is as follows. First, the material and methods (A) strain isolation: take the early leptospirosis patient blood, rat kidney for conventional culture; (B) identification: isolated Leptospira from the site or the Sichuan Provincial Health Defense