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Citation: T. Maki-valkama et al., Transgenic resistance to PVYO associated with post-transcriptional silencing of P1 transgene is overcome by PVYN strains that carry highly homologousP1 sequences and recover transgene expression at infection, MOL PL MICR, 13(4), 2000, pp. 366-373

Authors: Kreuze, JF Karyeija, RF Gibson, RW Valkonen, JPT

Citation: Jf. Kreuze et al., Comparisons of coat protein gene sequences show that East African isolatesof Sweet potato feathery mottle virus form a genetically distinct group, ARCH VIROL, 145(3), 2000, pp. 567-574

Authors: Karyeija, RF Kreuze, JF Gibson, RW Valkonen, JPT

Citation: Rf. Karyeija et al., Synergistic interactions of a Potyvirus and a phloem-limited crinivirus inSweet potato plants, VIROLOGY, 269(1), 2000, pp. 26-36

Authors: Karyeija, RF Kreuze, JF Gibson, RW Valkonen, JPT

Citation: Rf. Karyeija et al., Two serotypes of Sweetpotato feathery mottle virus in Uganda and their interaction with resistant sweetpotato cultivars, PHYTOPATHOL, 90(11), 2000, pp. 1250-1255

Authors: Kreuze, JF Suomalainen, S Paulin, L Valkonen, JPT

Citation: Jf. Kreuze et al., Phylogenetic analysis of 16S rRNA genes and PCR analysis of the nec1 gene from Streptomyces spp. causing common scab, pitted scab, and netted scab inFinland, PHYTOPATHOL, 89(6), 1999, pp. 462-469