Identification of Plant Viruses Infecting Pear Using RNA Sequencing

Asian pear (Pyrus pyrifolia) is a widely cultivated and commercially important fruit crop, which is occasionally subject to severe economic losses due to latent viral infections. Thus, the aim of the present study was to examine and provide a comprehensive overview of virus populations infecting a m...

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Main Authors: Nam-Yeon Kim, Hyo-Jeong Lee, Hong-Sup Kim, Su-Heon Lee, Jae-Sun Moon, Rae-Dong Jeong
Format: Article
Language:English
Published: Hanrimwon Publishing Company 2021-06-01
Series:The Plant Pathology Journal
Subjects:
Online Access:http://www.ppjonline.org/upload/pdf/PPJ-OA-01-2021-0009.pdf
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author Nam-Yeon Kim
Hyo-Jeong Lee
Hong-Sup Kim
Su-Heon Lee
Jae-Sun Moon
Rae-Dong Jeong
author_facet Nam-Yeon Kim
Hyo-Jeong Lee
Hong-Sup Kim
Su-Heon Lee
Jae-Sun Moon
Rae-Dong Jeong
author_sort Nam-Yeon Kim
collection DOAJ
description Asian pear (Pyrus pyrifolia) is a widely cultivated and commercially important fruit crop, which is occasionally subject to severe economic losses due to latent viral infections. Thus, the aim of the present study was to examine and provide a comprehensive overview of virus populations infecting a major pear cultivar (‘Singo’) in Korea. From June 2017 to October 2019, leaf samples (n = 110) of pear trees from 35 orchards in five major pear-producing regions were collected and subjected to RNA sequencing. Most virus-associated contigs matched the sequences of known viruses, including apple stem grooving virus (ASGV) and apple stem pitting virus (ASPV). However, some contigs matched the sequences of apple green crinkle-associated virus and cucumber mosaic virus. In addition, three complete or nearly complete genomes were constructed based on transcriptome data and subjected to phylogenetic analyses. Based on the number of virus-associated reads, ASGV and ASPV were identified as the dominant viruses of ‘Singo.’ The present study describes the virome of a major pear cultivar in Korea, and looks into the diversity of viral communities in this cultivar. This study can provide valuable information on the complexity of genetic variability of viruses infecting pear trees.
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spelling doaj.art-4bb85ab326da480a90e228b99134367b2022-12-22T02:52:30ZengHanrimwon Publishing CompanyThe Plant Pathology Journal1598-22542093-92802021-06-0137325826710.5423/PPJ.OA.01.2021.00092250Identification of Plant Viruses Infecting Pear Using RNA SequencingNam-Yeon Kim0Hyo-Jeong Lee1Hong-Sup Kim2Su-Heon Lee3Jae-Sun Moon4Rae-Dong Jeong5 Department of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, Korea Department of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, Korea Seed Testing & Research Center, Korea Seed & Variety Service, Gimcheon 39660, Korea School of Applied Biosciences, Kyungpook National University, Daegu 98411, Korea Plant Genome Research Center, Korea Research Institute of Biosciences & Biotechnology, Daejeon 34141, Korea Department of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, KoreaAsian pear (Pyrus pyrifolia) is a widely cultivated and commercially important fruit crop, which is occasionally subject to severe economic losses due to latent viral infections. Thus, the aim of the present study was to examine and provide a comprehensive overview of virus populations infecting a major pear cultivar (‘Singo’) in Korea. From June 2017 to October 2019, leaf samples (n = 110) of pear trees from 35 orchards in five major pear-producing regions were collected and subjected to RNA sequencing. Most virus-associated contigs matched the sequences of known viruses, including apple stem grooving virus (ASGV) and apple stem pitting virus (ASPV). However, some contigs matched the sequences of apple green crinkle-associated virus and cucumber mosaic virus. In addition, three complete or nearly complete genomes were constructed based on transcriptome data and subjected to phylogenetic analyses. Based on the number of virus-associated reads, ASGV and ASPV were identified as the dominant viruses of ‘Singo.’ The present study describes the virome of a major pear cultivar in Korea, and looks into the diversity of viral communities in this cultivar. This study can provide valuable information on the complexity of genetic variability of viruses infecting pear trees.http://www.ppjonline.org/upload/pdf/PPJ-OA-01-2021-0009.pdfpearplant virusesrna sequencingviral population
spellingShingle Nam-Yeon Kim
Hyo-Jeong Lee
Hong-Sup Kim
Su-Heon Lee
Jae-Sun Moon
Rae-Dong Jeong
Identification of Plant Viruses Infecting Pear Using RNA Sequencing
The Plant Pathology Journal
pear
plant viruses
rna sequencing
viral population
title Identification of Plant Viruses Infecting Pear Using RNA Sequencing
title_full Identification of Plant Viruses Infecting Pear Using RNA Sequencing
title_fullStr Identification of Plant Viruses Infecting Pear Using RNA Sequencing
title_full_unstemmed Identification of Plant Viruses Infecting Pear Using RNA Sequencing
title_short Identification of Plant Viruses Infecting Pear Using RNA Sequencing
title_sort identification of plant viruses infecting pear using rna sequencing
topic pear
plant viruses
rna sequencing
viral population
url http://www.ppjonline.org/upload/pdf/PPJ-OA-01-2021-0009.pdf
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