Two guard cell mitogen‐activated protein kinases, <scp>MPK</scp>9 and <scp>MPK</scp>12, function in methyl jasmonate‐induced stomatal closure in <i>Arabidopsis thaliana</i>
-
- Md. A. R. Khokon
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- M. A. Salam
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- F. Jammes
- Department of Biology Pomona College Claremont CA USA
-
- W. Ye
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- M. A. Hossain
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- M. Uraji
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- Y. Nakamura
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- I. C. Mori
- Institute of Plant Science and Resources Okayama University Kurashiki Okayama Japan
-
- J. M. Kwak
- Department of New Biology Center for Plant Aging Research Institute for Basic Science Daegu Kyungbuk Institute of Science and Technology Daegu Korea
-
- Y. Murata
- Graduate School of Environmental and Life Science Okayama University Okayama Japan
-
- R. Mendel
- editor
書誌事項
- 公開日
- 2015-03-17
- 資源種別
- journal article
- 権利情報
-
- http://onlinelibrary.wiley.com/termsAndConditions#vor
- DOI
-
- 10.1111/plb.12321
- 公開者
- Wiley
この論文をさがす
説明
<jats:title>Abstract</jats:title><jats:p>Methyl jasmonate (Me<jats:styled-content style="fixed-case">JA</jats:styled-content>) and abscisic acid (<jats:styled-content style="fixed-case">ABA</jats:styled-content>) signalling cascades share several signalling components in guard cells. We previously showed that two guard cell‐preferential mitogen‐activated protein kinases (<jats:styled-content style="fixed-case">MAPK</jats:styled-content>s), <jats:italic><jats:styled-content style="fixed-case">MPK</jats:styled-content>9</jats:italic> and <jats:italic><jats:styled-content style="fixed-case">MPK</jats:styled-content>12</jats:italic>, positively regulate <jats:styled-content style="fixed-case">ABA</jats:styled-content> signalling in <jats:italic>Arabidopsis thaliana</jats:italic>. In this study, we examined whether these two <jats:styled-content style="fixed-case">MAP</jats:styled-content> kinases function in Me<jats:styled-content style="fixed-case">JA</jats:styled-content> signalling using genetic mutants for <jats:italic><jats:styled-content style="fixed-case">MPK</jats:styled-content>9</jats:italic> and <jats:italic><jats:styled-content style="fixed-case">MPK</jats:styled-content>12</jats:italic> combined with a pharmacological approach. Me<jats:styled-content style="fixed-case">JA</jats:styled-content> induced stomatal closure in <jats:italic>mpk9‐1</jats:italic> and <jats:italic>mpk12‐1</jats:italic> single mutants as well as wild‐type plants, but not in <jats:italic>mpk9‐1 mpk12‐1</jats:italic> double mutants. Consistently, the <jats:styled-content style="fixed-case">MAPKK</jats:styled-content> inhibitor <jats:styled-content style="fixed-case">PD</jats:styled-content>98059 inhibited the Me<jats:styled-content style="fixed-case">JA</jats:styled-content>‐induced stomatal closure in wild‐type plants. Me<jats:styled-content style="fixed-case">JA</jats:styled-content> elicited reactive oxygen species (<jats:styled-content style="fixed-case">ROS</jats:styled-content>) production and cytosolic alkalisation in guard cells of the <jats:italic>mpk9‐1, mpk12‐1</jats:italic> and <jats:italic>mpk9‐1 mpk12‐1</jats:italic> mutants, as well in wild‐type plants. Furthermore, Me<jats:styled-content style="fixed-case">JA</jats:styled-content> triggered elevation of cytosolic Ca<jats:sup>2+</jats:sup> concentration ([Ca<jats:sup>2+</jats:sup>]<jats:sub>cyt</jats:sub>) in the <jats:italic>mpk9‐1 mpk12‐1</jats:italic> double mutant as well as wild‐type plants. Activation of S‐type anion channels by Me<jats:styled-content style="fixed-case">JA</jats:styled-content> was impaired in <jats:italic>mpk9‐1 mpk12‐1</jats:italic>. Together, these results indicate that <jats:styled-content style="fixed-case">MPK</jats:styled-content>9 and <jats:styled-content style="fixed-case">MPK</jats:styled-content>12 function upstream of S‐type anion channel activation and downstream of <jats:styled-content style="fixed-case">ROS</jats:styled-content> production, cytosolic alkalisation and [Ca<jats:sup>2+</jats:sup>]<jats:sub>cyt</jats:sub> elevation in guard cell Me<jats:styled-content style="fixed-case">JA</jats:styled-content> signalling, suggesting that <jats:styled-content style="fixed-case">MPK</jats:styled-content>9 and <jats:styled-content style="fixed-case">MPK</jats:styled-content>12 are key regulators mediating both <jats:styled-content style="fixed-case">ABA</jats:styled-content> and Me<jats:styled-content style="fixed-case">JA</jats:styled-content> signalling in guard cells.</jats:p>
収録刊行物
-
- Plant Biology
-
Plant Biology 17 (5), 946-952, 2015-03-17
Wiley
- Tweet
キーワード
- 570
- mitogen-activated protein kinase
- Guard Cell
- Arabidopsis
- Cyclopentanes
- Acetates
- Nitric Oxide
- Roles
- Methyl Jasmonate
- Cytosol
- Plant Growth Regulators
- Ion Channel
- S-type anion channels
- Oxylipins
- [Ca2+](Cyt) Oscillations
- Protein Kinase Inhibitors
- cytosolic alkalisation
- reactive oxygen species
- 580
- Flavonoids
- Anion Channel Slac1
- [Ca2+]cytoscillations
- Arabidopsis Proteins
- Oxygen Species Production
- methyl jasmonate
- Hydrogen-Ion Concentration
- Cytosolic Calcium
- Map Kinase
- Mitogen Activated Protein Kinase
- ABA
- Cytosolic Alkalisation
- Reactive Oxygen Species (ROS)
- Mutation
- Plant Stomata
- S Type Anion Channels
- Calcium
- Phosphatase Pair
- guard cell
- Mitogen-Activated Protein Kinases
- Reactive Oxygen Species
- Abscisic Acid (ABA)
- Abscisic Acid
- Signal Transduction
詳細情報 詳細情報について
-
- CRID
- 1360002218355193088
-
- ISSN
- 14388677
- 14358603
-
- PubMed
- 25703019
-
- 資料種別
- journal article
-
- データソース種別
-
- Crossref
- KAKEN
- OpenAIRE