Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata

Hirschmanniella mucronata is a plant‐parasitic nematode that is widespread in rice production areas and causes 10–25% yield losses a year on average. Here, we investigated the mechanism of resistance to this nematode by comparing the transcriptomes of roots from resistant (Jiabali) and susceptible (...

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Main Authors: Xiaotang Sun, Lei Zhang, Ziqing Tang, Xugen Shi, Jian Ma, Ruqiang Cui
Format: Article
Language:English
Published: Wiley 2019-11-01
Series:FEBS Open Bio
Subjects:
Online Access:https://doi.org/10.1002/2211-5463.12737
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author Xiaotang Sun
Lei Zhang
Ziqing Tang
Xugen Shi
Jian Ma
Ruqiang Cui
author_facet Xiaotang Sun
Lei Zhang
Ziqing Tang
Xugen Shi
Jian Ma
Ruqiang Cui
author_sort Xiaotang Sun
collection DOAJ
description Hirschmanniella mucronata is a plant‐parasitic nematode that is widespread in rice production areas and causes 10–25% yield losses a year on average. Here, we investigated the mechanism of resistance to this nematode by comparing the transcriptomes of roots from resistant (Jiabali) and susceptible (Bawangbian) varieties of rice. Of 39 233 unigenes, 2243. exhibited altered total expression levels between control and infected resistant and susceptible varieties. Significant differences were observed in the expression levels of genes related to stress, peptidase regulation or inhibition, oxidoreductase activity, peroxidase activity and antioxidant activity. The up‐regulated genes related to plant secondary metabolites, such as phenylpropanoid, lignin, cellulose or hemicellulose, may result in an increase in the degree of resistance of Jiabali to the H. mucronata infection compared with that of Bawangbian by affecting cell wall organization or biogenesis. Of the genes that responded similarly to H. mucronata infection, ~252 (~76.59%) showed greater changes (whether induced or suppressed) in RN155 (susceptible varieties infected by rice root nematode) than in RN51 (resistance varieties infected by rice root nematode). Nineteen pathogenesis‐related genes belonging to nine pathogenesis‐related gene families were significantly induced by H. mucronata in the infected roots of Jiabali and Bawangbian, and 13 differentially expressed genes showed changes in their abundance only in the susceptible Bawangbian variety. This study may help enhance our understanding of the mechanisms underlying plant resistance to nematodes.
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spelling doaj.art-a1d6a898f7684f8daca2068d339cba742022-12-21T18:23:54ZengWileyFEBS Open Bio2211-54632019-11-019111968198210.1002/2211-5463.12737Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronataXiaotang Sun0Lei Zhang1Ziqing Tang2Xugen Shi3Jian Ma4Ruqiang Cui5College of Agronomy/Key Laboratory of Crop Physiology, Ecology and Genetic Breeding Ministry of Education Jiangxi Agricultural University Nanchang Jiangxi ChinaCollege of Agronomy/Key Laboratory of Crop Physiology, Ecology and Genetic Breeding Ministry of Education Jiangxi Agricultural University Nanchang Jiangxi ChinaCollege of Agronomy/Key Laboratory of Crop Physiology, Ecology and Genetic Breeding Ministry of Education Jiangxi Agricultural University Nanchang Jiangxi ChinaCollege of Agronomy/Key Laboratory of Crop Physiology, Ecology and Genetic Breeding Ministry of Education Jiangxi Agricultural University Nanchang Jiangxi ChinaCollege of Agronomy/Key Laboratory of Crop Physiology, Ecology and Genetic Breeding Ministry of Education Jiangxi Agricultural University Nanchang Jiangxi ChinaCollege of Agronomy/Key Laboratory of Crop Physiology, Ecology and Genetic Breeding Ministry of Education Jiangxi Agricultural University Nanchang Jiangxi ChinaHirschmanniella mucronata is a plant‐parasitic nematode that is widespread in rice production areas and causes 10–25% yield losses a year on average. Here, we investigated the mechanism of resistance to this nematode by comparing the transcriptomes of roots from resistant (Jiabali) and susceptible (Bawangbian) varieties of rice. Of 39 233 unigenes, 2243. exhibited altered total expression levels between control and infected resistant and susceptible varieties. Significant differences were observed in the expression levels of genes related to stress, peptidase regulation or inhibition, oxidoreductase activity, peroxidase activity and antioxidant activity. The up‐regulated genes related to plant secondary metabolites, such as phenylpropanoid, lignin, cellulose or hemicellulose, may result in an increase in the degree of resistance of Jiabali to the H. mucronata infection compared with that of Bawangbian by affecting cell wall organization or biogenesis. Of the genes that responded similarly to H. mucronata infection, ~252 (~76.59%) showed greater changes (whether induced or suppressed) in RN155 (susceptible varieties infected by rice root nematode) than in RN51 (resistance varieties infected by rice root nematode). Nineteen pathogenesis‐related genes belonging to nine pathogenesis‐related gene families were significantly induced by H. mucronata in the infected roots of Jiabali and Bawangbian, and 13 differentially expressed genes showed changes in their abundance only in the susceptible Bawangbian variety. This study may help enhance our understanding of the mechanisms underlying plant resistance to nematodes.https://doi.org/10.1002/2211-5463.12737Hirschmanniella mucronatamRNA‐seqOryza sativaresistant varietyricetranscriptome
spellingShingle Xiaotang Sun
Lei Zhang
Ziqing Tang
Xugen Shi
Jian Ma
Ruqiang Cui
Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata
FEBS Open Bio
Hirschmanniella mucronata
mRNA‐seq
Oryza sativa
resistant variety
rice
transcriptome
title Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata
title_full Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata
title_fullStr Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata
title_full_unstemmed Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata
title_short Transcriptome analysis of roots from resistant and susceptible rice varieties infected with Hirschmanniella mucronata
title_sort transcriptome analysis of roots from resistant and susceptible rice varieties infected with hirschmanniella mucronata
topic Hirschmanniella mucronata
mRNA‐seq
Oryza sativa
resistant variety
rice
transcriptome
url https://doi.org/10.1002/2211-5463.12737
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