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  • Biolistic-mediated inoculat...
    Helloco-Kervarrec, Christine; Riault, Gérard; Jacquot, Emmanuel

    Journal of virological methods, 04/2002, Letnik: 102, Številka: 1
    Journal Article

    Successful mechanical inoculation of plant with viruses requires an efficient method to introduce the viral pathogen into the appropriate cells of the plant. Barley yellow dwarf virus-PAV (BYDV-PAV, Luteovirus), transmitted naturally by aphids, must be inoculated into the phloem tissue to infect systemically inoculated hosts. The particle bombardment method used widely for nucleic acid transfer into plant tissues was adapted to inoculate immature embryos of winter and spring wheat cultivars with either BYDV-PAV particles or viral full-length RNAs. DAS-ELISA and RT-PCR were carried out on extracts of developed leaves at 7 weeks post-bombardment and revealed that up to 14% of bombarded embryos produced BYDV-infected wheat plants. This is the first report of an aphid-free inoculation method for BYDV.