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南京市部分地区禽流感免疫抗体水平分析 被引量:2

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摘要 为了解本地区家禽高致病性禽流感疫苗接种情况,从江苏省南京市19个家禽养殖场点采集禽血样品300份,采用血凝抑制试验对样品进行禽流感病毒抗体检测,分析免疫抗体水平。禽流感Re-11、Re-12及H7-Re3株抗体合格率分别为98.3%、97.7%、94.3%,抗体效价均值分别为9.17log2、9.32log2、8.47log2,变异系数分别为0.19、0.19、0.28。南京市家禽禽流感免疫抗体水平整体较高,但也存在部分场点免疫效果不理想;H7亚型免疫抗体水平普遍较H5亚型低,应加强对H7亚型禽流感的监测工作。
出处 《养殖与饲料》 2023年第2期101-105,共5页 Animals Breeding and Feed
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