2006～2007年泰安市流感病毒检测结果分析

Analysis of results of influenza virus surveillance during 2006～2007 in Taian City

目的对2006—2007年度泰安市流行性感冒的病原学监测结果进行分析，了解泰安市流感流行情况，为流感防治提供科学依据。方法采集流感样病例（ILI）的咽拭子标本，用狗肾细胞（MDCK）进行病毒分离，采用血凝抑制方法（HAI）进行流感病毒型别鉴定。结果检测的国家级流感监测医院ILI咽拭子标本243份，分离到流感病毒25株，阳性分离率为10．29％，经分型鉴定A（H3N2）亚型14株，A（H1N1）亚型1株，B型Victoria系10株；结论2006～2007年度泰安市有流感流行，流行的优势毒株为A（H3N2）亚型和B型Victoria系，同时有A（H1N1）亚型毒株的存在，B型Victoria系主要在幼儿中流行。

Objective ： To analyze the data of influenza surveillance from Taian City during 2006-22007, and understand the influenza epidemic in Taian, so a scientific basis can be provided for the prevention and treatment of influenza. Methods： The specimens from Influenza-2Like Illness（ILI） were collected. The Viruses were isolated with MDCK cell and identified with HAI. Results： A total of 25 influenza strains were obtained from 243 specimens, and the positive rate was 10. 29 %, 14 of them were identified as A （ H3 N2） sudtype, 1 of them A （ H 1 N1 ） subtype, and 10 of them B （Victoria） subtype. Conclusion： The main type was influenza type A（H3N2） and type B（ Victoria） in Taian City. A（H1N1） subtype is also detected. Type B（ Victoria） prevails mainly in infants.