The utility of siRNA transcripts produced by RNA polymerase I in down regulating viral gene expression and replication of negative- and positive-strand RNA viruses
被引:66
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作者:
McCown, M
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机构:Washington Univ, Sch Med, Dept Mol Microbiol, St Louis, MO 63110 USA
McCown, M
Diamond, MS
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机构:Washington Univ, Sch Med, Dept Mol Microbiol, St Louis, MO 63110 USA
Diamond, MS
Pekosz, A
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机构:Washington Univ, Sch Med, Dept Mol Microbiol, St Louis, MO 63110 USA
Pekosz, A
机构:
[1] Washington Univ, Sch Med, Dept Mol Microbiol, St Louis, MO 63110 USA
[2] Washington Univ, Sch Med, Dept Pathol & Immunol, St Louis, MO 63110 USA
[3] Washington Univ, Sch Med, Dept Med, St Louis, MO 63110 USA
influenza A virus;
West Nile virus;
RNA interference;
antivirals;
gene expression;
D O I:
10.1016/S0042-6822(03)00341-6
中图分类号:
Q93 [微生物学];
学科分类号:
071005 ;
100705 ;
摘要:
Short interfering double-stranded RNAs (siRNAs) expressed under the control of an RNA polymerase I promoter system were used to target gene expression of influenza A and West Nile virus. Decreased RNA and protein expression was induced in a sequence-specific manner-reducing sequence complementarity from 21 to 17 nucleotides abrogated the siRNA effect. Reduced M-2 expression resulted in a decrease in total and the expression of single viral genes, global viral gene expression, as a potential antiviral treatment, and as a genetic tool for viruses whose genomes are difficult to manipulate. (C) 2003 Elsevier Science (USA). All rights reserved.