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PAMP-responsive ATL gene StRFP1 and its orthologue NbATL60 positively regulate Phytophthora infestans resistance in potato and Nicotiana benthamiana.

Identifieur interne : 000706 ( Main/Exploration ); précédent : 000705; suivant : 000707

PAMP-responsive ATL gene StRFP1 and its orthologue NbATL60 positively regulate Phytophthora infestans resistance in potato and Nicotiana benthamiana.

Auteurs : Cheng Zhong [République populaire de Chine] ; Yajuan Ren [République populaire de Chine] ; Yetong Qi [République populaire de Chine] ; Xiaoling Yu [République populaire de Chine] ; Xintong Wu [République populaire de Chine] ; Zhendong Tian [République populaire de Chine]

Source :

RBID : pubmed:29576086

Descripteurs français

English descriptors

Abstract

Ubiquitination is a post-translational modification that plays a crucial role during the regulation of plant immune signalling. The plant ATL family consists of a large number of putative RING type ubiquitin ligases. We show that potato ATL family gene StRFP1 and its orthologue NbATL60 from N. benthamiana both respond to Phytophthora infestans culture filtrate (CF) and flg22 induction. StRFP1 positively regulates immunity against P. infestans in potato. Ectopic transient expression of StRFP1 or expression of NbATL60 in N. benthamiana also enhances late blight resistance. By contrast, silencing NbATL60 in N. benthamiana reduces late blight resistance and leads to plant growth inhibition. Both StRFP1 and NbATL60 localize to the plasma membrane and intracellular puncta and possess E3 Ligase activity in vitro. Furthermore we demonstrate that the RING finger domain mutants of StRFP1 and NbATL60 lost E3 ligase activity and fail to suppress P. infestans colonization in N. benthamiana, indicating that E3 ligase activity is critical for StRFP1 and NbATL60 to regulate immunity. Overexpression or RNA interference of StRFP1 in transgenic potato led to increased or decreased expression of PTI maker genes (WRKY7, WRKY8, ACRE31 and Pti5) respectively. Similarly silencing of NbATL60 in N. benthamiana decreases expression of these PTI marker genes. Moreover, VIGS of NbATL60 in N. benthamiana did not compromise P. infestans PAMP INF1 or R2/Avr2, R3a/AVR3a, Rx/Cp and Pto/AvrPto triggered cell death. These results indicate that ATL genes StRFP1 and NbATL60 contribute to basal immunity (PTI) in Solanaceous plants.

DOI: 10.1016/j.plantsci.2018.01.016
PubMed: 29576086


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<term>Cell Death (MeSH)</term>
<term>Disease Resistance (MeSH)</term>
<term>Gene Expression (MeSH)</term>
<term>Genes, Reporter (MeSH)</term>
<term>Pathogen-Associated Molecular Pattern Molecules (MeSH)</term>
<term>Phenotype (MeSH)</term>
<term>Phytophthora infestans (physiology)</term>
<term>Plant Diseases (immunology)</term>
<term>Plant Diseases (microbiology)</term>
<term>Plant Leaves (cytology)</term>
<term>Plant Leaves (genetics)</term>
<term>Plant Leaves (immunology)</term>
<term>Plant Leaves (microbiology)</term>
<term>Plant Proteins (genetics)</term>
<term>Plant Proteins (metabolism)</term>
<term>Plants, Genetically Modified (MeSH)</term>
<term>RNA Interference (MeSH)</term>
<term>Seedlings (cytology)</term>
<term>Seedlings (genetics)</term>
<term>Seedlings (immunology)</term>
<term>Seedlings (microbiology)</term>
<term>Solanum tuberosum (cytology)</term>
<term>Solanum tuberosum (genetics)</term>
<term>Solanum tuberosum (immunology)</term>
<term>Solanum tuberosum (microbiology)</term>
<term>Tobacco (cytology)</term>
<term>Tobacco (genetics)</term>
<term>Tobacco (immunology)</term>
<term>Tobacco (microbiology)</term>
<term>Ubiquitin-Protein Ligases (genetics)</term>
<term>Ubiquitin-Protein Ligases (metabolism)</term>
<term>Ubiquitination (MeSH)</term>
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<term>Expression des gènes (MeSH)</term>
<term>Feuilles de plante (cytologie)</term>
<term>Feuilles de plante (génétique)</term>
<term>Feuilles de plante (immunologie)</term>
<term>Feuilles de plante (microbiologie)</term>
<term>Gènes rapporteurs (MeSH)</term>
<term>Interférence par ARN (MeSH)</term>
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<term>Maladies des plantes (microbiologie)</term>
<term>Molécules contenant des motifs associés aux pathogènes (MeSH)</term>
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<term>Plant (génétique)</term>
<term>Plant (immunologie)</term>
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<term>Protéines végétales (métabolisme)</term>
<term>Résistance à la maladie (MeSH)</term>
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<term>Solanum tuberosum (génétique)</term>
<term>Solanum tuberosum (immunologie)</term>
<term>Solanum tuberosum (microbiologie)</term>
<term>Tabac (cytologie)</term>
<term>Tabac (génétique)</term>
<term>Tabac (immunologie)</term>
<term>Tabac (microbiologie)</term>
<term>Ubiquitin-protein ligases (génétique)</term>
<term>Ubiquitin-protein ligases (métabolisme)</term>
<term>Ubiquitination (MeSH)</term>
<term>Végétaux génétiquement modifiés (MeSH)</term>
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<term>Plant Proteins</term>
<term>Ubiquitin-Protein Ligases</term>
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<term>Plant Proteins</term>
<term>Ubiquitin-Protein Ligases</term>
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<term>Pathogen-Associated Molecular Pattern Molecules</term>
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<keywords scheme="MESH" qualifier="cytologie" xml:lang="fr">
<term>Feuilles de plante</term>
<term>Plant</term>
<term>Solanum tuberosum</term>
<term>Tabac</term>
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<term>Plant Leaves</term>
<term>Seedlings</term>
<term>Solanum tuberosum</term>
<term>Tobacco</term>
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<keywords scheme="MESH" qualifier="genetics" xml:lang="en">
<term>Plant Leaves</term>
<term>Seedlings</term>
<term>Solanum tuberosum</term>
<term>Tobacco</term>
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<keywords scheme="MESH" qualifier="génétique" xml:lang="fr">
<term>Feuilles de plante</term>
<term>Plant</term>
<term>Protéines végétales</term>
<term>Solanum tuberosum</term>
<term>Tabac</term>
<term>Ubiquitin-protein ligases</term>
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<keywords scheme="MESH" qualifier="immunologie" xml:lang="fr">
<term>Feuilles de plante</term>
<term>Maladies des plantes</term>
<term>Plant</term>
<term>Solanum tuberosum</term>
<term>Tabac</term>
</keywords>
<keywords scheme="MESH" qualifier="immunology" xml:lang="en">
<term>Plant Diseases</term>
<term>Plant Leaves</term>
<term>Seedlings</term>
<term>Solanum tuberosum</term>
<term>Tobacco</term>
</keywords>
<keywords scheme="MESH" qualifier="microbiologie" xml:lang="fr">
<term>Feuilles de plante</term>
<term>Maladies des plantes</term>
<term>Plant</term>
<term>Solanum tuberosum</term>
<term>Tabac</term>
</keywords>
<keywords scheme="MESH" qualifier="microbiology" xml:lang="en">
<term>Plant Diseases</term>
<term>Plant Leaves</term>
<term>Seedlings</term>
<term>Solanum tuberosum</term>
<term>Tobacco</term>
</keywords>
<keywords scheme="MESH" qualifier="métabolisme" xml:lang="fr">
<term>Protéines végétales</term>
<term>Ubiquitin-protein ligases</term>
</keywords>
<keywords scheme="MESH" qualifier="physiologie" xml:lang="fr">
<term>Phytophthora infestans</term>
</keywords>
<keywords scheme="MESH" qualifier="physiology" xml:lang="en">
<term>Phytophthora infestans</term>
</keywords>
<keywords scheme="MESH" xml:lang="en">
<term>Cell Death</term>
<term>Disease Resistance</term>
<term>Gene Expression</term>
<term>Genes, Reporter</term>
<term>Phenotype</term>
<term>Plants, Genetically Modified</term>
<term>RNA Interference</term>
<term>Ubiquitination</term>
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<term>Gènes rapporteurs</term>
<term>Interférence par ARN</term>
<term>Molécules contenant des motifs associés aux pathogènes</term>
<term>Mort cellulaire</term>
<term>Phénotype</term>
<term>Résistance à la maladie</term>
<term>Ubiquitination</term>
<term>Végétaux génétiquement modifiés</term>
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<div type="abstract" xml:lang="en">Ubiquitination is a post-translational modification that plays a crucial role during the regulation of plant immune signalling. The plant ATL family consists of a large number of putative RING type ubiquitin ligases. We show that potato ATL family gene StRFP1 and its orthologue NbATL60 from N. benthamiana both respond to Phytophthora infestans culture filtrate (CF) and flg22 induction. StRFP1 positively regulates immunity against P. infestans in potato. Ectopic transient expression of StRFP1 or expression of NbATL60 in N. benthamiana also enhances late blight resistance. By contrast, silencing NbATL60 in N. benthamiana reduces late blight resistance and leads to plant growth inhibition. Both StRFP1 and NbATL60 localize to the plasma membrane and intracellular puncta and possess E3 Ligase activity in vitro. Furthermore we demonstrate that the RING finger domain mutants of StRFP1 and NbATL60 lost E3 ligase activity and fail to suppress P. infestans colonization in N. benthamiana, indicating that E3 ligase activity is critical for StRFP1 and NbATL60 to regulate immunity. Overexpression or RNA interference of StRFP1 in transgenic potato led to increased or decreased expression of PTI maker genes (WRKY7, WRKY8, ACRE31 and Pti5) respectively. Similarly silencing of NbATL60 in N. benthamiana decreases expression of these PTI marker genes. Moreover, VIGS of NbATL60 in N. benthamiana did not compromise P. infestans PAMP INF1 or R2/Avr2, R3a/AVR3a, Rx/Cp and Pto/AvrPto triggered cell death. These results indicate that ATL genes StRFP1 and NbATL60 contribute to basal immunity (PTI) in Solanaceous plants.</div>
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<Title>Plant science : an international journal of experimental plant biology</Title>
<ISOAbbreviation>Plant Sci</ISOAbbreviation>
</Journal>
<ArticleTitle>PAMP-responsive ATL gene StRFP1 and its orthologue NbATL60 positively regulate Phytophthora infestans resistance in potato and Nicotiana benthamiana.</ArticleTitle>
<Pagination>
<MedlinePgn>47-57</MedlinePgn>
</Pagination>
<ELocationID EIdType="pii" ValidYN="Y">S0168-9452(17)30879-8</ELocationID>
<ELocationID EIdType="doi" ValidYN="Y">10.1016/j.plantsci.2018.01.016</ELocationID>
<Abstract>
<AbstractText>Ubiquitination is a post-translational modification that plays a crucial role during the regulation of plant immune signalling. The plant ATL family consists of a large number of putative RING type ubiquitin ligases. We show that potato ATL family gene StRFP1 and its orthologue NbATL60 from N. benthamiana both respond to Phytophthora infestans culture filtrate (CF) and flg22 induction. StRFP1 positively regulates immunity against P. infestans in potato. Ectopic transient expression of StRFP1 or expression of NbATL60 in N. benthamiana also enhances late blight resistance. By contrast, silencing NbATL60 in N. benthamiana reduces late blight resistance and leads to plant growth inhibition. Both StRFP1 and NbATL60 localize to the plasma membrane and intracellular puncta and possess E3 Ligase activity in vitro. Furthermore we demonstrate that the RING finger domain mutants of StRFP1 and NbATL60 lost E3 ligase activity and fail to suppress P. infestans colonization in N. benthamiana, indicating that E3 ligase activity is critical for StRFP1 and NbATL60 to regulate immunity. Overexpression or RNA interference of StRFP1 in transgenic potato led to increased or decreased expression of PTI maker genes (WRKY7, WRKY8, ACRE31 and Pti5) respectively. Similarly silencing of NbATL60 in N. benthamiana decreases expression of these PTI marker genes. Moreover, VIGS of NbATL60 in N. benthamiana did not compromise P. infestans PAMP INF1 or R2/Avr2, R3a/AVR3a, Rx/Cp and Pto/AvrPto triggered cell death. These results indicate that ATL genes StRFP1 and NbATL60 contribute to basal immunity (PTI) in Solanaceous plants.</AbstractText>
<CopyrightInformation>Copyright © 2018 Elsevier B.V. All rights reserved.</CopyrightInformation>
</Abstract>
<AuthorList CompleteYN="Y">
<Author ValidYN="Y">
<LastName>Zhong</LastName>
<ForeName>Cheng</ForeName>
<Initials>C</Initials>
<AffiliationInfo>
<Affiliation>Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Kaili University, Kaili, Guizhou, 556011, People's Republic of China. Electronic address: zhongcheng416@163.com.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Ren</LastName>
<ForeName>Yajuan</ForeName>
<Initials>Y</Initials>
<AffiliationInfo>
<Affiliation>Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070, People's Republic of China. Electronic address: 13349888011@163.com.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Qi</LastName>
<ForeName>Yetong</ForeName>
<Initials>Y</Initials>
<AffiliationInfo>
<Affiliation>Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070, People's Republic of China. Electronic address: 18202759380@163.com.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Yu</LastName>
<ForeName>Xiaoling</ForeName>
<Initials>X</Initials>
<AffiliationInfo>
<Affiliation>Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070, People's Republic of China. Electronic address: winnie33yu@163.com.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Wu</LastName>
<ForeName>Xintong</ForeName>
<Initials>X</Initials>
<AffiliationInfo>
<Affiliation>Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070, People's Republic of China. Electronic address: 15271945186@163.com.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Tian</LastName>
<ForeName>Zhendong</ForeName>
<Initials>Z</Initials>
<AffiliationInfo>
<Affiliation>Key Laboratory of Horticultural Plant Biology (HZAU), Ministry of Education, Huazhong Agricultural University, Wuhan 430070, People's Republic of China; Key Laboratory of Potato Biology and Biotechnology, Ministry of Agriculture, Huazhong Agricultural University, Wuhan 430070, People's Republic of China. Electronic address: tianzhd@mail.hzau.edu.cn.</Affiliation>
</AffiliationInfo>
</Author>
</AuthorList>
<Language>eng</Language>
<PublicationTypeList>
<PublicationType UI="D016428">Journal Article</PublicationType>
</PublicationTypeList>
<ArticleDate DateType="Electronic">
<Year>2018</Year>
<Month>02</Month>
<Day>03</Day>
</ArticleDate>
</Article>
<MedlineJournalInfo>
<Country>Ireland</Country>
<MedlineTA>Plant Sci</MedlineTA>
<NlmUniqueID>9882015</NlmUniqueID>
<ISSNLinking>0168-9452</ISSNLinking>
</MedlineJournalInfo>
<ChemicalList>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D000069452">Pathogen-Associated Molecular Pattern Molecules</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D010940">Plant Proteins</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>EC 2.3.2.27</RegistryNumber>
<NameOfSubstance UI="D044767">Ubiquitin-Protein Ligases</NameOfSubstance>
</Chemical>
</ChemicalList>
<CitationSubset>IM</CitationSubset>
<MeshHeadingList>
<MeshHeading>
<DescriptorName UI="D016923" MajorTopicYN="N">Cell Death</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D060467" MajorTopicYN="Y">Disease Resistance</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D015870" MajorTopicYN="N">Gene Expression</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D017930" MajorTopicYN="N">Genes, Reporter</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D000069452" MajorTopicYN="N">Pathogen-Associated Molecular Pattern Molecules</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010641" MajorTopicYN="N">Phenotype</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D055750" MajorTopicYN="N">Phytophthora infestans</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="Y">physiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010935" MajorTopicYN="N">Plant Diseases</DescriptorName>
<QualifierName UI="Q000276" MajorTopicYN="Y">immunology</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D018515" MajorTopicYN="N">Plant Leaves</DescriptorName>
<QualifierName UI="Q000166" MajorTopicYN="N">cytology</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000276" MajorTopicYN="N">immunology</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010940" MajorTopicYN="N">Plant Proteins</DescriptorName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D030821" MajorTopicYN="N">Plants, Genetically Modified</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D034622" MajorTopicYN="N">RNA Interference</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D036226" MajorTopicYN="N">Seedlings</DescriptorName>
<QualifierName UI="Q000166" MajorTopicYN="N">cytology</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000276" MajorTopicYN="N">immunology</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D011198" MajorTopicYN="N">Solanum tuberosum</DescriptorName>
<QualifierName UI="Q000166" MajorTopicYN="N">cytology</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="Y">genetics</QualifierName>
<QualifierName UI="Q000276" MajorTopicYN="N">immunology</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D014026" MajorTopicYN="N">Tobacco</DescriptorName>
<QualifierName UI="Q000166" MajorTopicYN="N">cytology</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="Y">genetics</QualifierName>
<QualifierName UI="Q000276" MajorTopicYN="N">immunology</QualifierName>
<QualifierName UI="Q000382" MajorTopicYN="N">microbiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D044767" MajorTopicYN="N">Ubiquitin-Protein Ligases</DescriptorName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D054875" MajorTopicYN="N">Ubiquitination</DescriptorName>
</MeshHeading>
</MeshHeadingList>
<KeywordList Owner="NOTNLM">
<Keyword MajorTopicYN="N">ATL family gene</Keyword>
<Keyword MajorTopicYN="N">Disease resistance</Keyword>
<Keyword MajorTopicYN="N">Oomycete pathogen</Keyword>
<Keyword MajorTopicYN="N">PAMP-triggered immunity</Keyword>
<Keyword MajorTopicYN="N">Plant defence</Keyword>
<Keyword MajorTopicYN="N">Ubiquitination</Keyword>
</KeywordList>
</MedlineCitation>
<PubmedData>
<History>
<PubMedPubDate PubStatus="received">
<Year>2017</Year>
<Month>09</Month>
<Day>21</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="revised">
<Year>2018</Year>
<Month>01</Month>
<Day>29</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="accepted">
<Year>2018</Year>
<Month>01</Month>
<Day>31</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="entrez">
<Year>2018</Year>
<Month>3</Month>
<Day>27</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="pubmed">
<Year>2018</Year>
<Month>3</Month>
<Day>27</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="medline">
<Year>2018</Year>
<Month>9</Month>
<Day>5</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
</History>
<PublicationStatus>ppublish</PublicationStatus>
<ArticleIdList>
<ArticleId IdType="pubmed">29576086</ArticleId>
<ArticleId IdType="pii">S0168-9452(17)30879-8</ArticleId>
<ArticleId IdType="doi">10.1016/j.plantsci.2018.01.016</ArticleId>
</ArticleIdList>
</PubmedData>
</pubmed>
<affiliations>
<list>
<country>
<li>République populaire de Chine</li>
</country>
<region>
<li>Hubei</li>
</region>
<settlement>
<li>Wuhan</li>
</settlement>
</list>
<tree>
<country name="République populaire de Chine">
<noRegion>
<name sortKey="Zhong, Cheng" sort="Zhong, Cheng" uniqKey="Zhong C" first="Cheng" last="Zhong">Cheng Zhong</name>
</noRegion>
<name sortKey="Qi, Yetong" sort="Qi, Yetong" uniqKey="Qi Y" first="Yetong" last="Qi">Yetong Qi</name>
<name sortKey="Ren, Yajuan" sort="Ren, Yajuan" uniqKey="Ren Y" first="Yajuan" last="Ren">Yajuan Ren</name>
<name sortKey="Tian, Zhendong" sort="Tian, Zhendong" uniqKey="Tian Z" first="Zhendong" last="Tian">Zhendong Tian</name>
<name sortKey="Wu, Xintong" sort="Wu, Xintong" uniqKey="Wu X" first="Xintong" last="Wu">Xintong Wu</name>
<name sortKey="Yu, Xiaoling" sort="Yu, Xiaoling" uniqKey="Yu X" first="Xiaoling" last="Yu">Xiaoling Yu</name>
</country>
</tree>
</affiliations>
</record>

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