Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains

Crown gall is a globally distributed and economically important disease of grapevine and other important crop plants. The causal agent of grapevine crown gall is tumorigenic <i>Allorhizobium vitis</i> (Ti) strains that harbor a tumor-inducing plasmid (pTi). The epidemic of grapevine crow...

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Autores principales: Akira Kawaguchi, Teruo Sone, Sunao Ochi, Yosuke Matsushita, Yoshiteru Noutoshi, Mizuho Nita
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spelling oai:doaj.org-article:2f2835a4ef6f451c9aff03172b7bfa462021-11-25T18:11:41ZOrigin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains10.3390/life111112652075-1729https://doaj.org/article/2f2835a4ef6f451c9aff03172b7bfa462021-11-01T00:00:00Zhttps://www.mdpi.com/2075-1729/11/11/1265https://doaj.org/toc/2075-1729Crown gall is a globally distributed and economically important disease of grapevine and other important crop plants. The causal agent of grapevine crown gall is tumorigenic <i>Allorhizobium vitis</i> (Ti) strains that harbor a tumor-inducing plasmid (pTi). The epidemic of grapevine crown gall has not been widely elucidated. In this study, we investigated the genetic diversity of 89 strains of Ti and nonpathogenic <i>A. vitis</i> to clarify their molecular epidemiology. Multi-locus sequence analysis (MLSA) of the partial nucleotide sequences of <i>pyrG, recA</i>, and <i>rpoD</i> was performed for molecular typing of <i>A. vitis</i> strains isolated from grapevines with crown gall symptoms grown in 30 different vineyards, five different countries, mainly in Japan, and seven genomic groups A to F were obtained. The results of MLSA and logistic regression indicated that the population of genetic group A was significantly related to a range of prefectures and that the epidemic of group A strains originated mainly in Hokkaido in Japan through soil infection. Moreover, group E strains could have been transported by infected nursery stocks. In conclusion, this study indicates that both soil infection and transporting of infected nursery stocks are working as infection source in Hokkaido.Akira KawaguchiTeruo SoneSunao OchiYosuke MatsushitaYoshiteru NoutoshiMizuho NitaMDPI AGarticle<i>Rhizobium vitis</i>multi-locus sequence analysisgrapevine crown gallvineyardepidemicScienceQENLife, Vol 11, Iss 1265, p 1265 (2021)
institution DOAJ
collection DOAJ
language EN
topic <i>Rhizobium vitis</i>
multi-locus sequence analysis
grapevine crown gall
vineyard
epidemic
Science
Q
spellingShingle <i>Rhizobium vitis</i>
multi-locus sequence analysis
grapevine crown gall
vineyard
epidemic
Science
Q
Akira Kawaguchi
Teruo Sone
Sunao Ochi
Yosuke Matsushita
Yoshiteru Noutoshi
Mizuho Nita
Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains
description Crown gall is a globally distributed and economically important disease of grapevine and other important crop plants. The causal agent of grapevine crown gall is tumorigenic <i>Allorhizobium vitis</i> (Ti) strains that harbor a tumor-inducing plasmid (pTi). The epidemic of grapevine crown gall has not been widely elucidated. In this study, we investigated the genetic diversity of 89 strains of Ti and nonpathogenic <i>A. vitis</i> to clarify their molecular epidemiology. Multi-locus sequence analysis (MLSA) of the partial nucleotide sequences of <i>pyrG, recA</i>, and <i>rpoD</i> was performed for molecular typing of <i>A. vitis</i> strains isolated from grapevines with crown gall symptoms grown in 30 different vineyards, five different countries, mainly in Japan, and seven genomic groups A to F were obtained. The results of MLSA and logistic regression indicated that the population of genetic group A was significantly related to a range of prefectures and that the epidemic of group A strains originated mainly in Hokkaido in Japan through soil infection. Moreover, group E strains could have been transported by infected nursery stocks. In conclusion, this study indicates that both soil infection and transporting of infected nursery stocks are working as infection source in Hokkaido.
format article
author Akira Kawaguchi
Teruo Sone
Sunao Ochi
Yosuke Matsushita
Yoshiteru Noutoshi
Mizuho Nita
author_facet Akira Kawaguchi
Teruo Sone
Sunao Ochi
Yosuke Matsushita
Yoshiteru Noutoshi
Mizuho Nita
author_sort Akira Kawaguchi
title Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains
title_short Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains
title_full Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains
title_fullStr Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains
title_full_unstemmed Origin of Pathogens of Grapevine Crown Gall Disease in Hokkaido in Japan as Characterized by Molecular Epidemiology of <i>Allorhizobium vitis</i> Strains
title_sort origin of pathogens of grapevine crown gall disease in hokkaido in japan as characterized by molecular epidemiology of <i>allorhizobium vitis</i> strains
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/2f2835a4ef6f451c9aff03172b7bfa46
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