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Abstract
Rift Valley fever Virus (RVFV, Bunyaviridae, Phlebovirtis) is a mosquito-transmitted arbovirus that causes human and animal diseases in sub-Saharan Africa and was introduced into tire Arabian Peninsula ill 2000. Here, we describe a method of reverse genetics to recover infectious RVFV from transfected plasmids based Oil the use Of the cellular RNA polymerase I promoter to synthesize viral transcripts. We compared its efficiency with a system using T7 RNA polymerase and found that both are equally efficient for the rescue of RVFV generating titers of approx. 10(7) to 10(8) pfu/ml. We used the RNA polymerase 1-based system to rescue both attenuated MP12 and virulent ZH548 strains as well as chimeric MP12-ZH548 viruses, and in addition RVFV expressing reporter proteins. (C) 2008 Elsevier Inc. All rights reserved.
Original language | English |
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Pages (from-to) | 377-384 |
Number of pages | 8 |
Journal | Virology |
Volume | 378 |
Issue number | 2 |
DOIs | |
Publication status | Published - 1 Sept 2008 |
Keywords
- bunyavirus
- phlebovirus
- Rift Valley fever virus
- nonstructural protein NSs
- expression of reporter protein
- reverse genetics
- RNA polymerase 1
- REVERSE-GENETICS SYSTEM
- NONSTRUCTURAL PROTEIN NSS
- CLONED CDNA
- FOREIGN GENE
- POLYMERASE-I
- LACKING
- GENOME
- BUNYAVIRIDAE
- ATTENUATION
- TRANSCRIPTION
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Dive into the research topics of 'RNA Polymerase I-mediated expression of viral RNA for the rescue of infectious virulent and avirulent Rift Valley fever viruses'. Together they form a unique fingerprint.Projects
- 1 Finished
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Wellcome Trust 079810/Z/06/Z: Molecular biology of bunyavirus host cell interactions
Elliott, R. M. (PI)
1/10/06 → 30/09/12
Project: Standard