INCIDENCE OF VIRUS INFECTIONS ON DIFFERENT PEACH CULTIVARS IN MONTENEGRO

incidence of virus infections on different peach cultivars in ... - Izbis incidence of virus infections on different peach cultivars in ... - Izbis

01.10.2015 Views

• Real Time RT-PCR identified more PPV infected samples than RT-PCR indicating higher sensitivity • Amplification of different amplicons from the detected viruses by RT-PCR, followed by cloning of complete and partial sequences of CP gene allowed phylogenetic analysis of isolates of different detected viruses: PPV (8), PNRSV (4) and PDV (1) • Sequence analyses revealed that all Montenegrin PPV isolates shared from 92.2 to 99.1% nucleotide identity with corresponding PPV-M strain sequences deposited in GenBank

• Results indicate the most probable introduction of PPV in Montenegro through peach propagation material which is mainly imported from Greece where this strain is the most prevailing one • Phylogenetic analysis suggesting two possible introductions of PNRSV in Montenegro • Molecular grouping of PNRSV isolates wasn’t in correlation with geographical region and host • Urgent sanitation measures should be taken: eradication of infected trees severe control related to importation of plant material

• Real Time RT-PCR identified more PPV infected samples<br />

than RT-PCR indicating higher sensitivity<br />

• Amplification of different amplicons from the detected<br />

viruses by RT-PCR, followed by cloning of complete and<br />

partial sequences of CP gene allowed phylogenetic<br />

analysis of isolates of different detected viruses: PPV<br />

(8), PNRSV (4) and PDV (1)<br />

• Sequence analyses revealed that all Montenegrin PPV<br />

isolates shared from 92.2 to 99.1% nucleotide identity<br />

with corresponding PPV-M strain sequences deposited in<br />

GenBank

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