Identifying long non-coding RNAs involved in heat stress response during wheat pollen development

IntroductionWheat is a staple food crop for over one-third of the global population. However, the stability of wheat productivity is threatened by heat waves associated with climate change. Heat stress at the reproductive stage can result in pollen sterility and failure of grain development.MethodsT...

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Main Authors: Saeid Babaei, Prem L. Bhalla, Mohan B. Singh
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-02-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2024.1344928/full
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author Saeid Babaei
Prem L. Bhalla
Mohan B. Singh
author_facet Saeid Babaei
Prem L. Bhalla
Mohan B. Singh
author_sort Saeid Babaei
collection DOAJ
description IntroductionWheat is a staple food crop for over one-third of the global population. However, the stability of wheat productivity is threatened by heat waves associated with climate change. Heat stress at the reproductive stage can result in pollen sterility and failure of grain development.MethodsThis study used transcriptome data analysis to explore the specific expression of long non-coding RNAs (lncRNAs) in response to heat stress during pollen development in four wheat cultivars. Results and discussionWe identified 11,054 lncRNA-producing loci, of which 5,482 lncRNAs showed differential expression in response to heat stress. Heat-responsive lncRNAs could target protein-coding genes in cis and trans and in lncRNA-miRNA-mRNA regulatory networks. Gene ontology analysis predicted that target protein-coding genes of lncRNAs regulate various biological processes such as hormonal responses, protein modification and folding, response to stress, and biosynthetic and metabolic processes. We also noted some paired lncRNA/protein-coding gene modules and some lncRNA-miRNA-mRNA regulatory modules shared in two or more wheat cultivars. These modules were related to regulating plant responses to heat stress, such as heat-shock proteins and transcription factors, and protein domains, such as MADS-box, Myc-type, and Alpha crystallin/Hsp20 domain. ConclusionOur results provide the basic knowledge and molecular resources for future functional studies investigating wheat reproductive development under heat stress.
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spelling doaj.art-fdc14598a40f4ffb98c87489678437302024-02-06T04:48:24ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2024-02-011510.3389/fpls.2024.13449281344928Identifying long non-coding RNAs involved in heat stress response during wheat pollen developmentSaeid BabaeiPrem L. BhallaMohan B. SinghIntroductionWheat is a staple food crop for over one-third of the global population. However, the stability of wheat productivity is threatened by heat waves associated with climate change. Heat stress at the reproductive stage can result in pollen sterility and failure of grain development.MethodsThis study used transcriptome data analysis to explore the specific expression of long non-coding RNAs (lncRNAs) in response to heat stress during pollen development in four wheat cultivars. Results and discussionWe identified 11,054 lncRNA-producing loci, of which 5,482 lncRNAs showed differential expression in response to heat stress. Heat-responsive lncRNAs could target protein-coding genes in cis and trans and in lncRNA-miRNA-mRNA regulatory networks. Gene ontology analysis predicted that target protein-coding genes of lncRNAs regulate various biological processes such as hormonal responses, protein modification and folding, response to stress, and biosynthetic and metabolic processes. We also noted some paired lncRNA/protein-coding gene modules and some lncRNA-miRNA-mRNA regulatory modules shared in two or more wheat cultivars. These modules were related to regulating plant responses to heat stress, such as heat-shock proteins and transcription factors, and protein domains, such as MADS-box, Myc-type, and Alpha crystallin/Hsp20 domain. ConclusionOur results provide the basic knowledge and molecular resources for future functional studies investigating wheat reproductive development under heat stress.https://www.frontiersin.org/articles/10.3389/fpls.2024.1344928/fullwheatlncRNAheat stresspollen developmenttranscriptomepollen sterility
spellingShingle Saeid Babaei
Prem L. Bhalla
Mohan B. Singh
Identifying long non-coding RNAs involved in heat stress response during wheat pollen development
Frontiers in Plant Science
wheat
lncRNA
heat stress
pollen development
transcriptome
pollen sterility
title Identifying long non-coding RNAs involved in heat stress response during wheat pollen development
title_full Identifying long non-coding RNAs involved in heat stress response during wheat pollen development
title_fullStr Identifying long non-coding RNAs involved in heat stress response during wheat pollen development
title_full_unstemmed Identifying long non-coding RNAs involved in heat stress response during wheat pollen development
title_short Identifying long non-coding RNAs involved in heat stress response during wheat pollen development
title_sort identifying long non coding rnas involved in heat stress response during wheat pollen development
topic wheat
lncRNA
heat stress
pollen development
transcriptome
pollen sterility
url https://www.frontiersin.org/articles/10.3389/fpls.2024.1344928/full
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