Boron deficiency decreases growth and photosynthesis, and increases starch and hexoses in leaves of citrus seedlings.
Identifieur interne : 000A24 ( PubMed/Corpus ); précédent : 000A23; suivant : 000A25Boron deficiency decreases growth and photosynthesis, and increases starch and hexoses in leaves of citrus seedlings.
Auteurs : Shuang Han ; Li-Song Chen ; Huan-Xin Jiang ; Brandon R. Smith ; Lin-Tong Yang ; Cheng-Yu XieSource :
- Journal of plant physiology [ 1618-1328 ] ; 2008.
English descriptors
- KwdEn :
- Boron (deficiency), Carotenoids (metabolism), Chlorophyll (metabolism), Citrus (drug effects), Citrus (growth & development), Citrus (metabolism), Hexoses (metabolism), Photosynthesis (drug effects), Photosynthesis (physiology), Photosynthetic Reaction Center Complex Proteins (metabolism), Plant Proteins (metabolism), Plant Roots (growth & development), Plant Stems (drug effects), Plant Stems (growth & development), Plant Transpiration (drug effects), Plant Transpiration (physiology), Starch (metabolism).
- MESH :
- chemical , deficiency : Boron.
- chemical , metabolism : Carotenoids, Chlorophyll, Hexoses, Photosynthetic Reaction Center Complex Proteins, Plant Proteins, Starch.
- drug effects : Citrus, Photosynthesis, Plant Stems, Plant Transpiration.
- growth & development : Citrus, Plant Roots, Plant Stems.
- metabolism : Citrus.
- physiology : Photosynthesis, Plant Transpiration.
Abstract
Seedlings of sweet orange (Citrus sinensis) were fertilized for 14 weeks with boron (B)-free or B-sufficient (2.5 or 10 microM H(3)BO(3)) nutrient solution every other day. Boron deficiency resulted in an overall inhibition of plant growth, with a reduction in root, stem and leaf dry weight (DW). Boron-starved leaves showed decreased CO(2) assimilation and stomatal conductance, but increased intercellular CO(2) concentrations. Activities of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco), NADP-glyceraldehyde-3-phosphate dehydrogenase (NADP-GAPDH) and stromal fructose-1,6-bisphosphatase (FBPase) were lower in B-deficient leaves than in controls. Contents of glucose, fructose and starch were increased in B-deficient leaves while sucrose was decreased. Boron-deficient leaves displayed higher or similar superoxide dismutase (SOD), ascorbate peroxidase (APX), monodehydroascorbate reductase (MDAR) and glutathione reductase (GR) activities, while dehydroascorbate reductase (DHAR) and catalase (CAT) activities were lower. Expressed on a leaf area or protein basis, B-deficient leaves showed a higher ascorbate (AsA) concentration, but a similar AsA concentration on a DW basis. For reduced glutathione (GSH), we found a similar GSH concentration on a leaf area or protein basis and an even lower content on a DW basis. Superoxide anion (O(2)(-)) generation, malondialdehyde (MDA) concentration and electrolyte leakage were higher in B-deficient than in control leaves. In conclusion, CO(2) assimilation may be feedback-regulated by the excessive accumulation of starch and hexoses in B-deficient leaves via direct interference with chloroplast function and/or indirect repression of photosynthetic enzymes. Although B-deficient leaves remain high in activity of antioxidant enzymes, their antioxidant system as a whole does not provide sufficient protection from oxidative damage.
DOI: 10.1016/j.jplph.2007.11.002
PubMed: 18191499
Links to Exploration step
pubmed:18191499Le document en format XML
<record><TEI><teiHeader><fileDesc><titleStmt><title xml:lang="en">Boron deficiency decreases growth and photosynthesis, and increases starch and hexoses in leaves of citrus seedlings.</title>
<author><name sortKey="Han, Shuang" sort="Han, Shuang" uniqKey="Han S" first="Shuang" last="Han">Shuang Han</name>
<affiliation><nlm:affiliation>College of Horticulture, Fujian Agriculture and Forestry University, Fuzhou, China.</nlm:affiliation>
</affiliation>
</author>
<author><name sortKey="Chen, Li Song" sort="Chen, Li Song" uniqKey="Chen L" first="Li-Song" last="Chen">Li-Song Chen</name>
</author>
<author><name sortKey="Jiang, Huan Xin" sort="Jiang, Huan Xin" uniqKey="Jiang H" first="Huan-Xin" last="Jiang">Huan-Xin Jiang</name>
</author>
<author><name sortKey="Smith, Brandon R" sort="Smith, Brandon R" uniqKey="Smith B" first="Brandon R" last="Smith">Brandon R. Smith</name>
</author>
<author><name sortKey="Yang, Lin Tong" sort="Yang, Lin Tong" uniqKey="Yang L" first="Lin-Tong" last="Yang">Lin-Tong Yang</name>
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<author><name sortKey="Xie, Cheng Yu" sort="Xie, Cheng Yu" uniqKey="Xie C" first="Cheng-Yu" last="Xie">Cheng-Yu Xie</name>
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<sourceDesc><biblStruct><analytic><title xml:lang="en">Boron deficiency decreases growth and photosynthesis, and increases starch and hexoses in leaves of citrus seedlings.</title>
<author><name sortKey="Han, Shuang" sort="Han, Shuang" uniqKey="Han S" first="Shuang" last="Han">Shuang Han</name>
<affiliation><nlm:affiliation>College of Horticulture, Fujian Agriculture and Forestry University, Fuzhou, China.</nlm:affiliation>
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<author><name sortKey="Chen, Li Song" sort="Chen, Li Song" uniqKey="Chen L" first="Li-Song" last="Chen">Li-Song Chen</name>
</author>
<author><name sortKey="Jiang, Huan Xin" sort="Jiang, Huan Xin" uniqKey="Jiang H" first="Huan-Xin" last="Jiang">Huan-Xin Jiang</name>
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<author><name sortKey="Smith, Brandon R" sort="Smith, Brandon R" uniqKey="Smith B" first="Brandon R" last="Smith">Brandon R. Smith</name>
</author>
<author><name sortKey="Yang, Lin Tong" sort="Yang, Lin Tong" uniqKey="Yang L" first="Lin-Tong" last="Yang">Lin-Tong Yang</name>
</author>
<author><name sortKey="Xie, Cheng Yu" sort="Xie, Cheng Yu" uniqKey="Xie C" first="Cheng-Yu" last="Xie">Cheng-Yu Xie</name>
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<series><title level="j">Journal of plant physiology</title>
<idno type="eISSN">1618-1328</idno>
<imprint><date when="2008" type="published">2008</date>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Boron (deficiency)</term>
<term>Carotenoids (metabolism)</term>
<term>Chlorophyll (metabolism)</term>
<term>Citrus (drug effects)</term>
<term>Citrus (growth & development)</term>
<term>Citrus (metabolism)</term>
<term>Hexoses (metabolism)</term>
<term>Photosynthesis (drug effects)</term>
<term>Photosynthesis (physiology)</term>
<term>Photosynthetic Reaction Center Complex Proteins (metabolism)</term>
<term>Plant Proteins (metabolism)</term>
<term>Plant Roots (growth & development)</term>
<term>Plant Stems (drug effects)</term>
<term>Plant Stems (growth & development)</term>
<term>Plant Transpiration (drug effects)</term>
<term>Plant Transpiration (physiology)</term>
<term>Starch (metabolism)</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="deficiency" xml:lang="en"><term>Boron</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="metabolism" xml:lang="en"><term>Carotenoids</term>
<term>Chlorophyll</term>
<term>Hexoses</term>
<term>Photosynthetic Reaction Center Complex Proteins</term>
<term>Plant Proteins</term>
<term>Starch</term>
</keywords>
<keywords scheme="MESH" qualifier="drug effects" xml:lang="en"><term>Citrus</term>
<term>Photosynthesis</term>
<term>Plant Stems</term>
<term>Plant Transpiration</term>
</keywords>
<keywords scheme="MESH" qualifier="growth & development" xml:lang="en"><term>Citrus</term>
<term>Plant Roots</term>
<term>Plant Stems</term>
</keywords>
<keywords scheme="MESH" qualifier="metabolism" xml:lang="en"><term>Citrus</term>
</keywords>
<keywords scheme="MESH" qualifier="physiology" xml:lang="en"><term>Photosynthesis</term>
<term>Plant Transpiration</term>
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<front><div type="abstract" xml:lang="en">Seedlings of sweet orange (Citrus sinensis) were fertilized for 14 weeks with boron (B)-free or B-sufficient (2.5 or 10 microM H(3)BO(3)) nutrient solution every other day. Boron deficiency resulted in an overall inhibition of plant growth, with a reduction in root, stem and leaf dry weight (DW). Boron-starved leaves showed decreased CO(2) assimilation and stomatal conductance, but increased intercellular CO(2) concentrations. Activities of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco), NADP-glyceraldehyde-3-phosphate dehydrogenase (NADP-GAPDH) and stromal fructose-1,6-bisphosphatase (FBPase) were lower in B-deficient leaves than in controls. Contents of glucose, fructose and starch were increased in B-deficient leaves while sucrose was decreased. Boron-deficient leaves displayed higher or similar superoxide dismutase (SOD), ascorbate peroxidase (APX), monodehydroascorbate reductase (MDAR) and glutathione reductase (GR) activities, while dehydroascorbate reductase (DHAR) and catalase (CAT) activities were lower. Expressed on a leaf area or protein basis, B-deficient leaves showed a higher ascorbate (AsA) concentration, but a similar AsA concentration on a DW basis. For reduced glutathione (GSH), we found a similar GSH concentration on a leaf area or protein basis and an even lower content on a DW basis. Superoxide anion (O(2)(-)) generation, malondialdehyde (MDA) concentration and electrolyte leakage were higher in B-deficient than in control leaves. In conclusion, CO(2) assimilation may be feedback-regulated by the excessive accumulation of starch and hexoses in B-deficient leaves via direct interference with chloroplast function and/or indirect repression of photosynthetic enzymes. Although B-deficient leaves remain high in activity of antioxidant enzymes, their antioxidant system as a whole does not provide sufficient protection from oxidative damage.</div>
</front>
</TEI>
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<DateCreated><Year>2008</Year>
<Month>8</Month>
<Day>18</Day>
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<DateCompleted><Year>2009</Year>
<Month>05</Month>
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<DateRevised><Year>2013</Year>
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<Issue>13</Issue>
<PubDate><Year>2008</Year>
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<Title>Journal of plant physiology</Title>
<ISOAbbreviation>J. Plant Physiol.</ISOAbbreviation>
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<ArticleTitle>Boron deficiency decreases growth and photosynthesis, and increases starch and hexoses in leaves of citrus seedlings.</ArticleTitle>
<Pagination><MedlinePgn>1331-41</MedlinePgn>
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<ELocationID EIdType="doi" ValidYN="Y">10.1016/j.jplph.2007.11.002</ELocationID>
<Abstract><AbstractText>Seedlings of sweet orange (Citrus sinensis) were fertilized for 14 weeks with boron (B)-free or B-sufficient (2.5 or 10 microM H(3)BO(3)) nutrient solution every other day. Boron deficiency resulted in an overall inhibition of plant growth, with a reduction in root, stem and leaf dry weight (DW). Boron-starved leaves showed decreased CO(2) assimilation and stomatal conductance, but increased intercellular CO(2) concentrations. Activities of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco), NADP-glyceraldehyde-3-phosphate dehydrogenase (NADP-GAPDH) and stromal fructose-1,6-bisphosphatase (FBPase) were lower in B-deficient leaves than in controls. Contents of glucose, fructose and starch were increased in B-deficient leaves while sucrose was decreased. Boron-deficient leaves displayed higher or similar superoxide dismutase (SOD), ascorbate peroxidase (APX), monodehydroascorbate reductase (MDAR) and glutathione reductase (GR) activities, while dehydroascorbate reductase (DHAR) and catalase (CAT) activities were lower. Expressed on a leaf area or protein basis, B-deficient leaves showed a higher ascorbate (AsA) concentration, but a similar AsA concentration on a DW basis. For reduced glutathione (GSH), we found a similar GSH concentration on a leaf area or protein basis and an even lower content on a DW basis. Superoxide anion (O(2)(-)) generation, malondialdehyde (MDA) concentration and electrolyte leakage were higher in B-deficient than in control leaves. In conclusion, CO(2) assimilation may be feedback-regulated by the excessive accumulation of starch and hexoses in B-deficient leaves via direct interference with chloroplast function and/or indirect repression of photosynthetic enzymes. Although B-deficient leaves remain high in activity of antioxidant enzymes, their antioxidant system as a whole does not provide sufficient protection from oxidative damage.</AbstractText>
</Abstract>
<AuthorList CompleteYN="Y"><Author ValidYN="Y"><LastName>Han</LastName>
<ForeName>Shuang</ForeName>
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<AffiliationInfo><Affiliation>College of Horticulture, Fujian Agriculture and Forestry University, Fuzhou, China.</Affiliation>
</AffiliationInfo>
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<Author ValidYN="Y"><LastName>Chen</LastName>
<ForeName>Li-Song</ForeName>
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<Author ValidYN="Y"><LastName>Jiang</LastName>
<ForeName>Huan-Xin</ForeName>
<Initials>HX</Initials>
</Author>
<Author ValidYN="Y"><LastName>Smith</LastName>
<ForeName>Brandon R</ForeName>
<Initials>BR</Initials>
</Author>
<Author ValidYN="Y"><LastName>Yang</LastName>
<ForeName>Lin-Tong</ForeName>
<Initials>LT</Initials>
</Author>
<Author ValidYN="Y"><LastName>Xie</LastName>
<ForeName>Cheng-Yu</ForeName>
<Initials>CY</Initials>
</Author>
</AuthorList>
<Language>ENG</Language>
<PublicationTypeList><PublicationType UI="D016428">Journal Article</PublicationType>
<PublicationType UI="D013485">Research Support, Non-U.S. Gov't</PublicationType>
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<ArticleDate DateType="Electronic"><Year>2008</Year>
<Month>Jan</Month>
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</Article>
<MedlineJournalInfo><Country>Germany</Country>
<MedlineTA>J Plant Physiol</MedlineTA>
<NlmUniqueID>9882059</NlmUniqueID>
<ISSNLinking>0176-1617</ISSNLinking>
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<ChemicalList><Chemical><RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D006601">Hexoses</NameOfSubstance>
</Chemical>
<Chemical><RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D045322">Photosynthetic Reaction Center Complex Proteins</NameOfSubstance>
</Chemical>
<Chemical><RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D010940">Plant Proteins</NameOfSubstance>
</Chemical>
<Chemical><RegistryNumber>1406-65-1</RegistryNumber>
<NameOfSubstance UI="D002734">Chlorophyll</NameOfSubstance>
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<Chemical><RegistryNumber>36-88-4</RegistryNumber>
<NameOfSubstance UI="D002338">Carotenoids</NameOfSubstance>
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<Chemical><RegistryNumber>9005-25-8</RegistryNumber>
<NameOfSubstance UI="D013213">Starch</NameOfSubstance>
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<NameOfSubstance UI="D001895">Boron</NameOfSubstance>
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<MeshHeadingList><MeshHeading><DescriptorName UI="D001895" MajorTopicYN="N">Boron</DescriptorName>
<QualifierName UI="Q000172" MajorTopicYN="Y">deficiency</QualifierName>
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<MeshHeading><DescriptorName UI="D002957" MajorTopicYN="N">Citrus</DescriptorName>
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<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
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<MeshHeading><DescriptorName UI="D010788" MajorTopicYN="N">Photosynthesis</DescriptorName>
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<QualifierName UI="Q000502" MajorTopicYN="Y">physiology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D045322" MajorTopicYN="N">Photosynthetic Reaction Center Complex Proteins</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
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<MeshHeading><DescriptorName UI="D010940" MajorTopicYN="N">Plant Proteins</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D018517" MajorTopicYN="N">Plant Roots</DescriptorName>
<QualifierName UI="Q000254" MajorTopicYN="N">growth & development</QualifierName>
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<MeshHeading><DescriptorName UI="D018547" MajorTopicYN="N">Plant Stems</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
<QualifierName UI="Q000254" MajorTopicYN="N">growth & development</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D018526" MajorTopicYN="N">Plant Transpiration</DescriptorName>
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<QualifierName UI="Q000502" MajorTopicYN="N">physiology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D013213" MajorTopicYN="N">Starch</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
</MeshHeading>
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