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Differential transcriptome analysis between Populus and its synthesized allotriploids driven by second-division restitution.

Identifieur interne : 001E21 ( Main/Exploration ); précédent : 001E20; suivant : 001E22

Differential transcriptome analysis between Populus and its synthesized allotriploids driven by second-division restitution.

Auteurs : Shiping Cheng [République populaire de Chine] ; Zhen Huang [République populaire de Chine] ; Yun Li [République populaire de Chine] ; Ting Liao [République populaire de Chine] ; Yujing Suo [République populaire de Chine] ; Pingdong Zhang [République populaire de Chine] ; Jun Wang [République populaire de Chine] ; Xiangyang Kang [République populaire de Chine]

Source :

RBID : pubmed:25557321

Descripteurs français

English descriptors

Abstract

In this report, we compared transcriptomic differences between a synthetic Populus section Tacamahaca triploid driven by second-division restitution and its parents using a high-throughput RNA-seq method. A total of 4,080 genes were differentially expressed between the high-growth vigor allotriploids (SDR-H) and their parents, and 719 genes were non-additively expressed in SDR-H. Differences in gene expression between the allotriploid and male parent were more significant than those between the allotriploid and female parent, which may be caused by maternal effects. We observed 3,559 differentially expressed genes (DEGs) between the SDR-H and male parent. Notably, the genes were mainly involved in metabolic process, cell proliferation, DNA methylation, cell division, and meristem and developmental growth. Among the 1,056 DEGs between SDR-H and female parent, many genes were associated with metabolic process and carbon utilization. In addition, 1,789 DEGs between high- and low-growth vigor allotriploid were mainly associated with metabolic process, auxin poplar transport, and regulation of meristem growth. Our results indicated that the higher poplar ploidy level can generate extensive transcriptomic diversity compared with its parents. Overall, these results increased our understanding of the driving force for phenotypic variation and adaptation in allopolyploids driven by second-division restitution.

DOI: 10.1111/jipb.12328
PubMed: 25557321


Affiliations:


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Le document en format XML

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<term>Biological Transport (genetics)</term>
<term>Biosynthetic Pathways (genetics)</term>
<term>Cell Division (MeSH)</term>
<term>Cluster Analysis (MeSH)</term>
<term>DNA Methylation (genetics)</term>
<term>Gene Expression Profiling (MeSH)</term>
<term>Gene Expression Regulation, Developmental (MeSH)</term>
<term>Gene Expression Regulation, Plant (MeSH)</term>
<term>Gene Ontology (MeSH)</term>
<term>Genes, Plant (MeSH)</term>
<term>Histones (metabolism)</term>
<term>Indoleacetic Acids (metabolism)</term>
<term>Meristem (genetics)</term>
<term>Meristem (growth & development)</term>
<term>Polyploidy (MeSH)</term>
<term>Populus (anatomy & histology)</term>
<term>Populus (cytology)</term>
<term>Populus (genetics)</term>
<term>Populus (growth & development)</term>
<term>Sequence Analysis, DNA (MeSH)</term>
<term>Signal Transduction (genetics)</term>
<term>Statistics as Topic (MeSH)</term>
<term>Transcription Factors (metabolism)</term>
</keywords>
<keywords scheme="KwdFr" xml:lang="fr">
<term>Acides indolacétiques (métabolisme)</term>
<term>Analyse de profil d'expression de gènes (MeSH)</term>
<term>Analyse de regroupements (MeSH)</term>
<term>Analyse de séquence d'ADN (MeSH)</term>
<term>Division cellulaire (MeSH)</term>
<term>Facteurs de transcription (métabolisme)</term>
<term>Gene Ontology (MeSH)</term>
<term>Gènes de plante (MeSH)</term>
<term>Histone (métabolisme)</term>
<term>Méristème (croissance et développement)</term>
<term>Méristème (génétique)</term>
<term>Méthylation de l'ADN (génétique)</term>
<term>Polyploïdie (MeSH)</term>
<term>Populus (anatomie et histologie)</term>
<term>Populus (croissance et développement)</term>
<term>Populus (cytologie)</term>
<term>Populus (génétique)</term>
<term>Régulation de l'expression des gènes au cours du développement (MeSH)</term>
<term>Régulation de l'expression des gènes végétaux (MeSH)</term>
<term>Statistiques comme sujet (MeSH)</term>
<term>Transduction du signal (génétique)</term>
<term>Transport biologique (génétique)</term>
<term>Voies de biosynthèse (génétique)</term>
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<term>Indoleacetic Acids</term>
<term>Transcription Factors</term>
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<term>Populus</term>
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<keywords scheme="MESH" qualifier="anatomy & histology" xml:lang="en">
<term>Populus</term>
</keywords>
<keywords scheme="MESH" qualifier="croissance et développement" xml:lang="fr">
<term>Méristème</term>
<term>Populus</term>
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<term>Populus</term>
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<keywords scheme="MESH" qualifier="cytology" xml:lang="en">
<term>Populus</term>
</keywords>
<keywords scheme="MESH" qualifier="genetics" xml:lang="en">
<term>Biological Transport</term>
<term>Biosynthetic Pathways</term>
<term>DNA Methylation</term>
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<term>Signal Transduction</term>
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<keywords scheme="MESH" qualifier="génétique" xml:lang="fr">
<term>Méristème</term>
<term>Méthylation de l'ADN</term>
<term>Populus</term>
<term>Transduction du signal</term>
<term>Transport biologique</term>
<term>Voies de biosynthèse</term>
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<keywords scheme="MESH" qualifier="métabolisme" xml:lang="fr">
<term>Acides indolacétiques</term>
<term>Facteurs de transcription</term>
<term>Histone</term>
</keywords>
<keywords scheme="MESH" xml:lang="en">
<term>Cell Division</term>
<term>Cluster Analysis</term>
<term>Gene Expression Profiling</term>
<term>Gene Expression Regulation, Developmental</term>
<term>Gene Expression Regulation, Plant</term>
<term>Gene Ontology</term>
<term>Genes, Plant</term>
<term>Polyploidy</term>
<term>Sequence Analysis, DNA</term>
<term>Statistics as Topic</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr">
<term>Analyse de profil d'expression de gènes</term>
<term>Analyse de regroupements</term>
<term>Analyse de séquence d'ADN</term>
<term>Division cellulaire</term>
<term>Gene Ontology</term>
<term>Gènes de plante</term>
<term>Polyploïdie</term>
<term>Régulation de l'expression des gènes au cours du développement</term>
<term>Régulation de l'expression des gènes végétaux</term>
<term>Statistiques comme sujet</term>
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<div type="abstract" xml:lang="en">In this report, we compared transcriptomic differences between a synthetic Populus section Tacamahaca triploid driven by second-division restitution and its parents using a high-throughput RNA-seq method. A total of 4,080 genes were differentially expressed between the high-growth vigor allotriploids (SDR-H) and their parents, and 719 genes were non-additively expressed in SDR-H. Differences in gene expression between the allotriploid and male parent were more significant than those between the allotriploid and female parent, which may be caused by maternal effects. We observed 3,559 differentially expressed genes (DEGs) between the SDR-H and male parent. Notably, the genes were mainly involved in metabolic process, cell proliferation, DNA methylation, cell division, and meristem and developmental growth. Among the 1,056 DEGs between SDR-H and female parent, many genes were associated with metabolic process and carbon utilization. In addition, 1,789 DEGs between high- and low-growth vigor allotriploid were mainly associated with metabolic process, auxin poplar transport, and regulation of meristem growth. Our results indicated that the higher poplar ploidy level can generate extensive transcriptomic diversity compared with its parents. Overall, these results increased our understanding of the driving force for phenotypic variation and adaptation in allopolyploids driven by second-division restitution. </div>
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<Month>10</Month>
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<Month>Dec</Month>
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<Title>Journal of integrative plant biology</Title>
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<AbstractText>In this report, we compared transcriptomic differences between a synthetic Populus section Tacamahaca triploid driven by second-division restitution and its parents using a high-throughput RNA-seq method. A total of 4,080 genes were differentially expressed between the high-growth vigor allotriploids (SDR-H) and their parents, and 719 genes were non-additively expressed in SDR-H. Differences in gene expression between the allotriploid and male parent were more significant than those between the allotriploid and female parent, which may be caused by maternal effects. We observed 3,559 differentially expressed genes (DEGs) between the SDR-H and male parent. Notably, the genes were mainly involved in metabolic process, cell proliferation, DNA methylation, cell division, and meristem and developmental growth. Among the 1,056 DEGs between SDR-H and female parent, many genes were associated with metabolic process and carbon utilization. In addition, 1,789 DEGs between high- and low-growth vigor allotriploid were mainly associated with metabolic process, auxin poplar transport, and regulation of meristem growth. Our results indicated that the higher poplar ploidy level can generate extensive transcriptomic diversity compared with its parents. Overall, these results increased our understanding of the driving force for phenotypic variation and adaptation in allopolyploids driven by second-division restitution. </AbstractText>
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<DescriptorName UI="D053898" MajorTopicYN="N">Biosynthetic Pathways</DescriptorName>
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