禽流感病毒H5亚型一种新分支(clade2.3.4.4)的流行概况

禽流感病毒H5亚型一种新分支(clade2.3.4.4)的流行概况

论文摘要

目前,禽流感病毒H5亚型新分支(clade2.3.4.4)的毒株如H5N1、H5N2和H5N6等多个血清亚型毒株同时在我国禽群中出现,逐步成为优势流行毒株,地域分布不断扩大,明显增加了与当地其他流行亚型禽流感病毒发生重配的几率,因此,全面掌握clade2.3.4.4分支禽流感病毒的流行情况至关重要。本文通过对当前H5亚型clade2.3.4.4分支禽流感病毒的流行概况展开具体论述,涵盖了谱系介绍、防控现状、为何能成为优势分支、现有疫苗对该分支病毒面临的挑战、病毒对哺乳动物致病力的研究进展及免疫政策该如何应对等方面,为深入了解该分支病毒的流行情况及更好地作出防控应对提供一定的指导意义。

论文目录

  • 1 clade2.3.4.4 H5亚型禽流感病毒谱系
  •   1.1 clade2.3.4.4 Group A HPAIV流行概况
  •   1.2 clade2.3.4.4 Group B HPAIV流行概况
  •   1.3 clade2.3.4.4 Group C HPAIV流行概况
  • 2 clade2.3.4.4 H5亚型禽流感流行现状分析
  •   2.1 防控现状及为何发展为优势流行毒株
  •   2.2 clade2.3.4.4 AIV对哺乳动物致病力的研究进展
  •   2.3 现有疫苗对该分支病毒所面临的挑战
  • 3 免疫政策的应对
  •   3.1 开展疫苗防控
  •   3.2 加强生物安全
  •   3.3 推行免疫减负
  • 文章来源

    类型: 期刊论文

    作者: 胡景凯,金宣讲,李智贤,王潇,戴怡雪,李晓,廖明,贾伟新

    关键词: 禽流感病毒

    来源: 中国兽医科学 2019年01期

    年度: 2019

    分类: 农业科技,基础科学

    专业: 生物学,畜牧与动物医学

    单位: 华南农业大学兽医学院人兽共患病防控制剂国家地方联合工程实验室农业部人畜共患病重点实验室农业部兽用疫苗创制重点实验室广东省动物源性人兽共患病预防与控制重点实验室

    基金: 国家肉鸡产业技术体系项目(CARS-41-G16),国家重点研发计划项目(2016YFD0500800),国家动物疫病监测与流行病学调查计划项目[农医发(2018)17号],国家留学基金资助项目(201707630003),广东省家禽产业技术体系项目(2017LM1114)

    分类号: S852.65

    DOI: 10.16656/j.issn.1673-4696.2019.0008

    页码: 85-91

    总页数: 7

    文件大小: 1595K

    下载量: 314

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