江苏省三起甲型副伤寒爆发菌株与散发菌株的基因型及药物敏感性比较

被引:10
作者
高瞻
庄菱
潘浩
汪华
俞晓进
机构
[1] 江苏省卫生防疫站
关键词
随机扩增多态性脱氧核糖核酸; 甲型副伤寒菌; 分子流行病学研究;
D O I
暂无
中图分类号
R378.23 [];
学科分类号
摘要
目的 比较江苏省三地区连续发生的甲型副伤寒爆发与散发菌株在分子水平的联系 ,及其药物敏感性。方法 采用随机扩增多态性DNA(RAPD)分析方法 ,对爆发及散发菌株进行基因分型 ,采用K B法对两类菌株进行药敏测定。结果  31株菌呈四个基因型图谱 ,爆发与散发菌株中基因Ⅰ型皆占优势 ,爆发株对链霉素、氨苄西林、头孢拉啶的耐药率从 4.6 %~ 2 5 .9%。结论 RAPD方法能给予表型相同的甲型副伤寒菌株进行基因分型 ,基因Ⅰ型为江苏省甲型副伤寒的优势菌株。
引用
收藏
页码:14 / 17
页数:4
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