Abstract
For the first time, a full-length cDNA clone of the RNA genome of pepino mosaic virus (PepMV) was constructed. RNA was extracted from purified virions of isolate PepMV-Pa and used for cDNA synthesis. The full-length cDNA was produced as one 6.4-kb fragment representing the entire PepMV genome. This fragment was ligated into the pCR® -XL-TOPO® vector downstream of T7 RNA polymerase promoter, which was included in the 5′ primer sequence used for RT-PCR. The PepMV-Pa RNA transcripts obtained were infectious in different host plants, causing symptoms indistinguishable from those of the wild-type isolate. The presence and authenticity of the progeny virus were verified by ELISA, RT-PCR and nucleotide sequencing.
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This study was supported by Polish Ministry of Science within the project N N 302 312 934.
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Hasiów-Jaroszewska, B., Borodynko, N. & Pospieszny, H. Infectious RNA transcripts derived from cloned cDNA of a pepino mosaic virus isolate. Arch Virol 154, 853–856 (2009). https://doi.org/10.1007/s00705-009-0368-y
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DOI: https://doi.org/10.1007/s00705-009-0368-y