Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)

Wheat powdery mildew caused by Blumeria graminis f. sp. tritici is one of the most serious foliar diseases of wheat, causing grain yield and quality degradation by affecting plant photosynthesis. It is an effective method to improve the disease resistance of wheat plants by molecular breeding. With...

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Main Authors: Peina Cao, Youning Wang, Zhaolan Ma, Xiao Xu, Dongfang Ma, Lijun Yang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-11-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2023.1297580/full
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author Peina Cao
Youning Wang
Zhaolan Ma
Xiao Xu
Xiao Xu
Dongfang Ma
Dongfang Ma
Lijun Yang
author_facet Peina Cao
Youning Wang
Zhaolan Ma
Xiao Xu
Xiao Xu
Dongfang Ma
Dongfang Ma
Lijun Yang
author_sort Peina Cao
collection DOAJ
description Wheat powdery mildew caused by Blumeria graminis f. sp. tritici is one of the most serious foliar diseases of wheat, causing grain yield and quality degradation by affecting plant photosynthesis. It is an effective method to improve the disease resistance of wheat plants by molecular breeding. With the continuous development of sequencing technology, long intergenic noncoding RNAs (lincRNAs) have been discovered in many eukaryotes and act as key regulators of many cellular processes. In this study, 12 sets of RNA-seq data from wheat leaves pre- and post-pathogen infection were analyzed and 2,266 candidate lincRNAs were identified. Consistent with previous findings, lincRNA has shorter length and fewer exons than mRNA. The results of differential expression analysis showed that 486 DE-lincRNAs were selected as lincRNAs that could respond to powdery mildew stress. Since lincRNAs may be functionally related to their adjacent target genes, the target genes of these lincRNAs were predicted, and the GO and KEGG functional annotations of the predicted target genes were performed. Integrating the functions of target genes and the biological processes in which they were involved uncovered 23 lincRNAs that may promote or inhibit the occurrence of wheat powdery mildew. Co-expression patterns of lincRNAs with their adjacent mRNAs showed that some lincRNAs showed significant correlation with the expression patterns of their potential target genes. These suggested an involvement of lincRNAs in pathogen stress response, which will provide a further understanding of the pathogenic mechanism of wheat powdery mildew.
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spelling doaj.art-d3d7c2cab0104e08b52cd33983a70e322023-11-24T08:14:18ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2023-11-011410.3389/fpls.2023.12975801297580Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)Peina Cao0Youning Wang1Zhaolan Ma2Xiao Xu3Xiao Xu4Dongfang Ma5Dongfang Ma6Lijun Yang7Engineering Research Center of Ecology and Agricultural Use of Wetland, Ministry of College of Agriculture, Yangtze University, Jingzhou, ChinaHubei Key Laboratory of Quality Control of Characteristic Fruits and Vegetables, Hubei Engineering University, Xiaogan, Hubei, ChinaEngineering Research Center of Ecology and Agricultural Use of Wetland, Ministry of College of Agriculture, Yangtze University, Jingzhou, ChinaEngineering Research Center of Ecology and Agricultural Use of Wetland, Ministry of College of Agriculture, Yangtze University, Jingzhou, ChinaJiangsu Academy of Agricultural Sciences, Jiangsu Coastal Area Institute of Agricultural Sciences, Yancheng, ChinaEngineering Research Center of Ecology and Agricultural Use of Wetland, Ministry of College of Agriculture, Yangtze University, Jingzhou, ChinaKey Laboratory of Integrated Pest Management on Crop in Central China, Ministry of Agriculture/Hubei Province Key Laboratory for Control of Crop Diseases, Pest and Weeds/Institute of Plant Protection and Soil Science, Hubei Academy of Agricultural Sciences, Wuhan, Hubei, ChinaKey Laboratory of Integrated Pest Management on Crop in Central China, Ministry of Agriculture/Hubei Province Key Laboratory for Control of Crop Diseases, Pest and Weeds/Institute of Plant Protection and Soil Science, Hubei Academy of Agricultural Sciences, Wuhan, Hubei, ChinaWheat powdery mildew caused by Blumeria graminis f. sp. tritici is one of the most serious foliar diseases of wheat, causing grain yield and quality degradation by affecting plant photosynthesis. It is an effective method to improve the disease resistance of wheat plants by molecular breeding. With the continuous development of sequencing technology, long intergenic noncoding RNAs (lincRNAs) have been discovered in many eukaryotes and act as key regulators of many cellular processes. In this study, 12 sets of RNA-seq data from wheat leaves pre- and post-pathogen infection were analyzed and 2,266 candidate lincRNAs were identified. Consistent with previous findings, lincRNA has shorter length and fewer exons than mRNA. The results of differential expression analysis showed that 486 DE-lincRNAs were selected as lincRNAs that could respond to powdery mildew stress. Since lincRNAs may be functionally related to their adjacent target genes, the target genes of these lincRNAs were predicted, and the GO and KEGG functional annotations of the predicted target genes were performed. Integrating the functions of target genes and the biological processes in which they were involved uncovered 23 lincRNAs that may promote or inhibit the occurrence of wheat powdery mildew. Co-expression patterns of lincRNAs with their adjacent mRNAs showed that some lincRNAs showed significant correlation with the expression patterns of their potential target genes. These suggested an involvement of lincRNAs in pathogen stress response, which will provide a further understanding of the pathogenic mechanism of wheat powdery mildew.https://www.frontiersin.org/articles/10.3389/fpls.2023.1297580/fullwheatpowdery mildewlincRNAsexpression patterndifferential expression
spellingShingle Peina Cao
Youning Wang
Zhaolan Ma
Xiao Xu
Xiao Xu
Dongfang Ma
Dongfang Ma
Lijun Yang
Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)
Frontiers in Plant Science
wheat
powdery mildew
lincRNAs
expression pattern
differential expression
title Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)
title_full Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)
title_fullStr Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)
title_full_unstemmed Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)
title_short Genome-wide identification of long intergenic non-coding RNAs of responsive to powdery mildew stress in wheat (Triticum aestivum)
title_sort genome wide identification of long intergenic non coding rnas of responsive to powdery mildew stress in wheat triticum aestivum
topic wheat
powdery mildew
lincRNAs
expression pattern
differential expression
url https://www.frontiersin.org/articles/10.3389/fpls.2023.1297580/full
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