Envelope gene-deficient Paramyxovirus vector
    6.
    发明授权
    Envelope gene-deficient Paramyxovirus vector 有权
    包膜基因缺陷型副粘病毒载体

    公开(公告)号:US07226786B2

    公开(公告)日:2007-06-05

    申请号:US10316535

    申请日:2002-12-10

    IPC分类号: C12N15/00 C12N15/86

    摘要: F gene-deficient virus virions are successfully recovered by using an F gene-deficient Sendai virus genomic cDNA. Further, F gene-deficient infectious viral particles are successfully constructed by using F-expressing cells as helper cells. Also, F gene and HN gene-deficient virus virions are successfully recovered by using a virus genomic cDNA deficient in both F gene and HN gene. Further, F gene and HN gene-deficient infectious viral particles are successfully produced by using F- and HN-expressing cells as helper cells. A virus deficient in F gene and HN gene and having F protein is constructed by using F-expressing cells as helper cells. In addition, M gene-deficient infectious virus particles were produced using helper cells expressing M protein. From cells infected with M gene-deficient viruses, release of virus-like particles was inhibited. Further, a VSV-G pseudo type virus is successfully constructed by using VSV-G-expressing cells. Techniques for constructing these deficient viruses contribute to the development of vectors of Paramyxoviridae usable in gene therapy.

    摘要翻译: 通过使用F基因缺陷的仙台病毒基因组cDNA成功地回收了F基因缺陷型病毒粒子。 此外,通过使用F表达细胞作为辅助细胞,成功构建了F基因缺陷型感染性病毒颗粒。 此外,通过使用F基因和HN基因缺陷的病毒基因组cDNA,成功地回收了F基因和HN基因缺陷型病毒粒子。 此外,通过使用F-和HN表达细胞作为辅助细胞,F基因和HN基因缺陷型感染性病毒颗粒成功产生。 通过使用F表达细胞作为辅助细胞构建F基因和HN基因并具有F蛋白的病毒。 此外,使用表达M蛋白的辅助细胞产生M基因缺陷型感染性病毒颗粒。 从感染M基因缺陷病毒的细胞中,病毒样颗粒的释放被抑制。 此外,通过使用表达VSV-G的细胞成功地构建了VSV-G伪型病毒。 用于构建这些缺陷病毒的技术有助于可用于基因治疗的副粘病毒科的载体的发育。