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Comparative proteomic analyses provide new insights into low phosphorus stress responses in maize leaves
Phosphorus deficiency limits plant growth and development. To better understand the mechanisms behind how maize responds to phosphate stress, we compared the proteome analysis results of two groups of maize leaves that were treated separately with 1,000 µM (control, +P) and 5 µM of KH2PO4 (intervent...
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Published in: | PloS one 2014-05, Vol.9 (5), p.e98215-e98215 |
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description | Phosphorus deficiency limits plant growth and development. To better understand the mechanisms behind how maize responds to phosphate stress, we compared the proteome analysis results of two groups of maize leaves that were treated separately with 1,000 µM (control, +P) and 5 µM of KH2PO4 (intervention group, -P) for 25 days. In total, 1,342 protein spots were detected on 2-DE maps and 15.43% had changed (P |
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To better understand the mechanisms behind how maize responds to phosphate stress, we compared the proteome analysis results of two groups of maize leaves that were treated separately with 1,000 µM (control, +P) and 5 µM of KH2PO4 (intervention group, -P) for 25 days. In total, 1,342 protein spots were detected on 2-DE maps and 15.43% had changed (P<0.05; ≥1.5-fold) significantly in quantity between the +P and -P groups. These proteins are involved in several major metabolic pathways, including photosynthesis, carbohydrate metabolism, energy metabolism, secondary metabolism, signal transduction, protein synthesis, cell rescue and cell defense and virulence. The results showed that the reduction in photosynthesis under low phosphorus treatment was due to the down-regulation of the proteins involved in CO2 enrichment, the Calvin cycle and the electron transport system. Electron transport and photosynthesis restrictions resulted in a large accumulation of peroxides. Maize has developed many different reactive oxygen species (ROS) scavenging mechanisms to cope with low phosphorus stress, including up-regulating its antioxidant content and antioxidase activity. After being subjected to phosphorus stress over a long period, maize may increase its internal phosphorus utilization efficiency by altering photorespiration, starch synthesis and lipid composition. These results provide important information about how maize responds to low phosphorus stress.</description><identifier>ISSN: 1932-6203</identifier><identifier>EISSN: 1932-6203</identifier><identifier>DOI: 10.1371/journal.pone.0098215</identifier><identifier>PMID: 24858307</identifier><language>eng</language><publisher>United States: Public Library of Science</publisher><subject>Antioxidants ; Arabidopsis ; Arabidopsis thaliana ; Biology and Life Sciences ; Biosynthesis ; Calvin cycle ; Carbohydrate metabolism ; Carbohydrates ; Carbon dioxide ; Carbon Dioxide - metabolism ; Corn ; Education ; Electron transport ; Energy metabolism ; Engineering ; Gene expression ; Germplasm ; Humidity ; Hydrologic cycle ; Laboratories ; Leaves ; Life sciences ; Lipid composition ; Lipid Metabolism ; Lipids ; Metabolic pathways ; Metabolism ; Oryza ; Oxygen ; Oxygen Consumption ; Peroxides ; Phosphates ; Phosphorus ; Phosphorus - deficiency ; Photorespiration ; Photosynthesis ; Physiological aspects ; Physiology ; Plant biochemistry ; Plant growth ; Plant Leaves - metabolism ; Polyamines ; Potassium phosphate ; Potassium phosphates ; Protein biosynthesis ; Protein synthesis ; Protein turnover ; Proteins ; Proteomics - methods ; Reactive oxygen species ; Reactive Oxygen Species - metabolism ; Starch ; Starch - biosynthesis ; Starvation ; Stress ; Stress (Psychology) ; Stress, Physiological ; Stresses ; Studies ; Sucrose ; Transcription factors ; Transduction ; Virulence ; Zea mays - metabolism</subject><ispartof>PloS one, 2014-05, Vol.9 (5), p.e98215-e98215</ispartof><rights>COPYRIGHT 2014 Public Library of Science</rights><rights>2014 zhang et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License: http://creativecommons.org/licenses/by/4.0/ (the “License”), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>2014 zhang et al 2014 zhang et al</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c692t-55432c4ca93f3bc70ff028c3a381792ea81a720a5ad16c6e7e52aa3d1785c8b93</citedby><cites>FETCH-LOGICAL-c692t-55432c4ca93f3bc70ff028c3a381792ea81a720a5ad16c6e7e52aa3d1785c8b93</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://www.proquest.com/docview/1528074454/fulltextPDF?pq-origsite=primo$$EPDF$$P50$$Gproquest$$Hfree_for_read</linktopdf><linktohtml>$$Uhttps://www.proquest.com/docview/1528074454?pq-origsite=primo$$EHTML$$P50$$Gproquest$$Hfree_for_read</linktohtml><link.rule.ids>230,314,727,780,784,885,25753,27924,27925,37012,37013,44590,53791,53793,75126</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/24858307$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><contributor>Beemster, Gerrit TS</contributor><creatorcontrib>Zhang, Kewei</creatorcontrib><creatorcontrib>Liu, Hanhan</creatorcontrib><creatorcontrib>Tao, Peilin</creatorcontrib><creatorcontrib>Chen, Huan</creatorcontrib><title>Comparative proteomic analyses provide new insights into low phosphorus stress responses in maize leaves</title><title>PloS one</title><addtitle>PLoS One</addtitle><description>Phosphorus deficiency limits plant growth and development. To better understand the mechanisms behind how maize responds to phosphate stress, we compared the proteome analysis results of two groups of maize leaves that were treated separately with 1,000 µM (control, +P) and 5 µM of KH2PO4 (intervention group, -P) for 25 days. In total, 1,342 protein spots were detected on 2-DE maps and 15.43% had changed (P<0.05; ≥1.5-fold) significantly in quantity between the +P and -P groups. These proteins are involved in several major metabolic pathways, including photosynthesis, carbohydrate metabolism, energy metabolism, secondary metabolism, signal transduction, protein synthesis, cell rescue and cell defense and virulence. The results showed that the reduction in photosynthesis under low phosphorus treatment was due to the down-regulation of the proteins involved in CO2 enrichment, the Calvin cycle and the electron transport system. Electron transport and photosynthesis restrictions resulted in a large accumulation of peroxides. Maize has developed many different reactive oxygen species (ROS) scavenging mechanisms to cope with low phosphorus stress, including up-regulating its antioxidant content and antioxidase activity. After being subjected to phosphorus stress over a long period, maize may increase its internal phosphorus utilization efficiency by altering photorespiration, starch synthesis and lipid composition. These results provide important information about how maize responds to low phosphorus stress.</description><subject>Antioxidants</subject><subject>Arabidopsis</subject><subject>Arabidopsis thaliana</subject><subject>Biology and Life Sciences</subject><subject>Biosynthesis</subject><subject>Calvin cycle</subject><subject>Carbohydrate metabolism</subject><subject>Carbohydrates</subject><subject>Carbon dioxide</subject><subject>Carbon Dioxide - metabolism</subject><subject>Corn</subject><subject>Education</subject><subject>Electron transport</subject><subject>Energy metabolism</subject><subject>Engineering</subject><subject>Gene expression</subject><subject>Germplasm</subject><subject>Humidity</subject><subject>Hydrologic cycle</subject><subject>Laboratories</subject><subject>Leaves</subject><subject>Life sciences</subject><subject>Lipid composition</subject><subject>Lipid Metabolism</subject><subject>Lipids</subject><subject>Metabolic pathways</subject><subject>Metabolism</subject><subject>Oryza</subject><subject>Oxygen</subject><subject>Oxygen Consumption</subject><subject>Peroxides</subject><subject>Phosphates</subject><subject>Phosphorus</subject><subject>Phosphorus - deficiency</subject><subject>Photorespiration</subject><subject>Photosynthesis</subject><subject>Physiological aspects</subject><subject>Physiology</subject><subject>Plant biochemistry</subject><subject>Plant growth</subject><subject>Plant Leaves - metabolism</subject><subject>Polyamines</subject><subject>Potassium phosphate</subject><subject>Potassium phosphates</subject><subject>Protein biosynthesis</subject><subject>Protein synthesis</subject><subject>Protein turnover</subject><subject>Proteins</subject><subject>Proteomics - methods</subject><subject>Reactive oxygen species</subject><subject>Reactive Oxygen Species - metabolism</subject><subject>Starch</subject><subject>Starch - biosynthesis</subject><subject>Starvation</subject><subject>Stress</subject><subject>Stress (Psychology)</subject><subject>Stress, Physiological</subject><subject>Stresses</subject><subject>Studies</subject><subject>Sucrose</subject><subject>Transcription factors</subject><subject>Transduction</subject><subject>Virulence</subject><subject>Zea mays - 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Academic</collection><collection>PubMed Central (Full Participant titles)</collection><collection>DOAJ Directory of Open Access Journals</collection><jtitle>PloS one</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Zhang, Kewei</au><au>Liu, Hanhan</au><au>Tao, Peilin</au><au>Chen, Huan</au><au>Beemster, Gerrit TS</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Comparative proteomic analyses provide new insights into low phosphorus stress responses in maize leaves</atitle><jtitle>PloS one</jtitle><addtitle>PLoS One</addtitle><date>2014-05-23</date><risdate>2014</risdate><volume>9</volume><issue>5</issue><spage>e98215</spage><epage>e98215</epage><pages>e98215-e98215</pages><issn>1932-6203</issn><eissn>1932-6203</eissn><abstract>Phosphorus deficiency limits plant growth and development. To better understand the mechanisms behind how maize responds to phosphate stress, we compared the proteome analysis results of two groups of maize leaves that were treated separately with 1,000 µM (control, +P) and 5 µM of KH2PO4 (intervention group, -P) for 25 days. In total, 1,342 protein spots were detected on 2-DE maps and 15.43% had changed (P<0.05; ≥1.5-fold) significantly in quantity between the +P and -P groups. These proteins are involved in several major metabolic pathways, including photosynthesis, carbohydrate metabolism, energy metabolism, secondary metabolism, signal transduction, protein synthesis, cell rescue and cell defense and virulence. The results showed that the reduction in photosynthesis under low phosphorus treatment was due to the down-regulation of the proteins involved in CO2 enrichment, the Calvin cycle and the electron transport system. Electron transport and photosynthesis restrictions resulted in a large accumulation of peroxides. Maize has developed many different reactive oxygen species (ROS) scavenging mechanisms to cope with low phosphorus stress, including up-regulating its antioxidant content and antioxidase activity. After being subjected to phosphorus stress over a long period, maize may increase its internal phosphorus utilization efficiency by altering photorespiration, starch synthesis and lipid composition. These results provide important information about how maize responds to low phosphorus stress.</abstract><cop>United States</cop><pub>Public Library of Science</pub><pmid>24858307</pmid><doi>10.1371/journal.pone.0098215</doi><oa>free_for_read</oa></addata></record> |
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subjects | Antioxidants Arabidopsis Arabidopsis thaliana Biology and Life Sciences Biosynthesis Calvin cycle Carbohydrate metabolism Carbohydrates Carbon dioxide Carbon Dioxide - metabolism Corn Education Electron transport Energy metabolism Engineering Gene expression Germplasm Humidity Hydrologic cycle Laboratories Leaves Life sciences Lipid composition Lipid Metabolism Lipids Metabolic pathways Metabolism Oryza Oxygen Oxygen Consumption Peroxides Phosphates Phosphorus Phosphorus - deficiency Photorespiration Photosynthesis Physiological aspects Physiology Plant biochemistry Plant growth Plant Leaves - metabolism Polyamines Potassium phosphate Potassium phosphates Protein biosynthesis Protein synthesis Protein turnover Proteins Proteomics - methods Reactive oxygen species Reactive Oxygen Species - metabolism Starch Starch - biosynthesis Starvation Stress Stress (Psychology) Stress, Physiological Stresses Studies Sucrose Transcription factors Transduction Virulence Zea mays - metabolism |
title | Comparative proteomic analyses provide new insights into low phosphorus stress responses in maize leaves |
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