湖北省2004～2006年流感流行株监测分析

Pathogenic surveillance of influenza in Hubei province(2004-2006)

目的通过流感病原学监测结果,为控制湖北省流感流行提供依据。方法采集病人鼻咽拭子,MDCK细胞接种,培养分离和鉴定流感病毒。结果湖北省2004～2006年分别分离出H1N1、H3N2"O"、Yamagata"B"、Victoria"B"流感病毒株。结论4种亚型流感病毒株流行优势交叉出现,打破以往一种流感病毒亚型毒株呈现单一周期性流行规律。

Objective Pathogenic surveillance of influenza was performed for the pandemic control in Hubei Province. Methods MDCK cells, nose throat swab of patients, isolated influenza virus culture were applied. Results H1 N1, H3N2 ＂O＂, Yamagata ＂B＂, Victoria ＂B＂ strain of influenza virus were isolated in the province from 2004 to 2006. Conclusion The above 4 subtypes of influenza virus appeared alternately,it changed the previous single cyclical epidemic mode occurred in the past years.