【摘要】 对采自成都市牧星蛋鸡场免疫鸡群的2 943份血清样品进行了H5、H9亚型禽流感抗体免疫接种试验。结果表明,在2 943份血清样品中,H5、H9亚型HI效价≥4 log 2的样品数量分别为2 455、2 738份,免疫合格率分别为83.4%、93.1%,免疫后抗体高峰维持7log2以上的时间达63 d以上。超过蛋鸡场免疫合格标准,可大面积用于禽流感强制免疫和防控。更多还原

【Abstract】 The serum samples were collected from Vaccinated Chicken Flock of Chengdu,animal husbandry,chicken egg farm,immune for H5,H9 subtype of avian influenza vaccination antibody testing.The resu ts showed that H5,H9 subtypes HI titer≥4 log 2 number of samples were 2 455,2 738,respectively,immune passing rates were 83.4%,93.1%,to maintain the peak antibody after immunization than 7 log 2 hours up to 63 d or more in 2 943 serum samples.It more than qualified immunity standard layer field, it can be a large area for compulsory vaccination and prevention and control of avian influenza.更多还原