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猪源副粘病毒的分子鉴定
  • 期刊名称:《中国兽医学报》2008,28(4),343~349
  • 时间:0
  • 分类:S852.65[农业科学—基础兽医学;农业科学—兽医学;农业科学—畜牧兽医]
  • 作者机构:[1]吉林大学畜牧兽医学院,吉林长春130062, [2]中国农业大学动物医学院,北京100094
  • 相关基金:国家自然科学基金资助项目(30571375,30771606)
  • 相关项目:鹅源副粘病毒演化特点与不同禽类种间传播的分子机制
中文摘要:

参照GenBank发表的相关猪源副粘病毒和禽源副粘病毒融合蛋白F基因核苷酸序列,设计并合成了4对引物,采用RT-PCR技术对本研究室分离的猪源副粘病毒JL-1株F基因进行探索性扩增、序列测定,在此基础上设计引物扩增HN基因、进行序列测定,分析F、HN基因序列,对该病毒进行分子鉴定。结果显示,扩增出了JL-1株F、HN基因目的条带,序列分析表明其与猪源副粘病毒病家族其他成员即蓝眼病病毒、尼帕病毒、梅那哥病毒同源性很低,与禽副粘病毒1型(APMV-1)具有高度同源性。初步确定分离的猪源副粘病毒为禽副粘病毒1型。

英文摘要:

According to nucleotide sequence of porcine paramyxovims(PPMV )and avian paramyxovims serotype 1 (APMV-1 ) in GenBank, four pairs of primers were designed and synthesized.The fusion protein F gene of a domestic isolate strain(PPMV JL- 1 strain)was amplified by RT-PCR,cloned into pMD18-T vector,sequenced and analyzed.Then the FIN was amplified by RT-PCR, cloned into pMD18-T vector, sequenced and analyzed. The results revealed that the F gene and HN gene of PPMV JL- 1 strain could be amplified by RT-PCR. Using the primers which designed depending on the nucleotide sequence of APMV-1. Compared with other members of PPMV(Nipah virus,Menangle virus,La Picdad Michoacan virus) ,the F gene and HN gene of PPMV JL-1 strain has a low homology. But has a high homology with APMV-1 .With the results we make sure that PPMV JL-1 strain belongs APMV-1.

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