Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia

Hypoxia is an abiotic stress in plants. Flooding resulting from climate change is a major crop threat that increases the risk of hypoxic stress. The molecular mechanisms underlying hypoxia in plants were elucidated in recent years, but new genes related to this stress remain to be discovered. Thus,...

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Main Authors: Keita Tamura, Hidemasa Bono
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/12/7/1079
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author Keita Tamura
Hidemasa Bono
author_facet Keita Tamura
Hidemasa Bono
author_sort Keita Tamura
collection DOAJ
description Hypoxia is an abiotic stress in plants. Flooding resulting from climate change is a major crop threat that increases the risk of hypoxic stress. The molecular mechanisms underlying hypoxia in plants were elucidated in recent years, but new genes related to this stress remain to be discovered. Thus, we aimed to perform a meta-analysis of the RNA sequencing (RNA-Seq) data of Arabidopsis (<i>Arabidopsis thaliana</i>) and rice (<i>Oryza sativa</i>) under hypoxia. We collected 29 (Arabidopsis) and 26 (rice) pairs of RNA-Seq data involving hypoxic (including submergence) and normoxic (control) treatments and extracted the genes that were commonly upregulated or downregulated in the majority of the experiments. The meta-analysis revealed 40 and 19 commonly upregulated and downregulated genes, respectively, in the two species. Several WRKY transcription factors and cinnamate-4-hydroxylase were commonly upregulated, but their involvement in hypoxia remains unclear. Our meta-analysis identified candidate genes for novel molecular mechanisms in plants under hypoxia.
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spelling doaj.art-94ce0a404edb4970abb59a9038696f952023-11-30T21:18:29ZengMDPI AGLife2075-17292022-07-01127107910.3390/life12071079Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under HypoxiaKeita Tamura0Hidemasa Bono1Laboratory of Genome Informatics, Graduate School of Integrated Sciences for Life, Hiroshima University, 3-10-23 Kagamiyama, Higashi-Hiroshima 739-0046, Hiroshima, JapanLaboratory of Genome Informatics, Graduate School of Integrated Sciences for Life, Hiroshima University, 3-10-23 Kagamiyama, Higashi-Hiroshima 739-0046, Hiroshima, JapanHypoxia is an abiotic stress in plants. Flooding resulting from climate change is a major crop threat that increases the risk of hypoxic stress. The molecular mechanisms underlying hypoxia in plants were elucidated in recent years, but new genes related to this stress remain to be discovered. Thus, we aimed to perform a meta-analysis of the RNA sequencing (RNA-Seq) data of Arabidopsis (<i>Arabidopsis thaliana</i>) and rice (<i>Oryza sativa</i>) under hypoxia. We collected 29 (Arabidopsis) and 26 (rice) pairs of RNA-Seq data involving hypoxic (including submergence) and normoxic (control) treatments and extracted the genes that were commonly upregulated or downregulated in the majority of the experiments. The meta-analysis revealed 40 and 19 commonly upregulated and downregulated genes, respectively, in the two species. Several WRKY transcription factors and cinnamate-4-hydroxylase were commonly upregulated, but their involvement in hypoxia remains unclear. Our meta-analysis identified candidate genes for novel molecular mechanisms in plants under hypoxia.https://www.mdpi.com/2075-1729/12/7/1079meta-analysishypoxiafloodingsubmergencewaterloggingArabidopsis
spellingShingle Keita Tamura
Hidemasa Bono
Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia
Life
meta-analysis
hypoxia
flooding
submergence
waterlogging
Arabidopsis
title Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia
title_full Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia
title_fullStr Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia
title_full_unstemmed Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia
title_short Meta-Analysis of RNA Sequencing Data of Arabidopsis and Rice under Hypoxia
title_sort meta analysis of rna sequencing data of arabidopsis and rice under hypoxia
topic meta-analysis
hypoxia
flooding
submergence
waterlogging
Arabidopsis
url https://www.mdpi.com/2075-1729/12/7/1079
work_keys_str_mv AT keitatamura metaanalysisofrnasequencingdataofarabidopsisandriceunderhypoxia
AT hidemasabono metaanalysisofrnasequencingdataofarabidopsisandriceunderhypoxia