Liu Hualei, Wang Xiaoliang, Wang Jingjing, Zhao Yunling, Zheng Dongxia, Chen Jiming, Huang Baoxu, Wang Zhiliang
China Animal Health and Epidemiology Center, Qingdao, China.
Genome Announc. 2013 Nov 21;1(6):e00936-13. doi: 10.1128/genomeA.00936-13.
An H5N1 virus was isolated from vaccinated layers during an outbreak of highly pathogenic avian influenza (HPAI) in Ningxia, China, in 2012. Phylogenetic analysis revealed that the virus is a novel variant in clade 7.2, and the outbreak likely resulted from mutations in the viral hemagglutinin (HA) gene.
2012年,在中国宁夏发生的高致病性禽流感(HPAI)疫情期间,从接种疫苗的蛋鸡中分离出一株H5N1病毒。系统发育分析表明,该病毒是7.2分支中的一个新型变种,此次疫情可能是由病毒血凝素(HA)基因的突变引起的。