Lipid Signalling In Plant Development And Responses To Environmental Stresses
In response to environmental stresses, or during development, plant cells will produce lipids that will act as intracellular or intercellular mediators. Glycerophospholipid and/or sphingolipid second messengers resulting from the action of lipid metabolizing enzymes (e.g. lipid-kinases or lipases) a...
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Superior document: | Frontiers Research Topics |
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Year of Publication: | 2016 |
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Olga Valentova auth Lipid Signalling In Plant Development And Responses To Environmental Stresses Frontiers Media SA 2016 1 electronic resource (112 p.) text txt rdacontent computer c rdamedia online resource cr rdacarrier Frontiers Research Topics In response to environmental stresses, or during development, plant cells will produce lipids that will act as intracellular or intercellular mediators. Glycerophospholipid and/or sphingolipid second messengers resulting from the action of lipid metabolizing enzymes (e.g. lipid-kinases or lipases) are commonly found within cells. The importance of such mediating lipids in plants has become increasingly apparent. Responses to biotic and abiotic stresses, and to plant hormones, all appear to involve and require lipid signals. Likewise, developmental processes, in particular polarized growth, seem also to involve signalling lipids. Amongst these lipids, phosphatidic acid (PA) has received the most attention. It can be produced by phospholipases D, but also by diacylglycerol kinases coupled to phospholipases C. Proteins that bind phosphatidic acid, and for which the activity is altered upon binding, have been identified. Furthermore, other lipids are also important in signalling processes. PA can be phosphorylated into diacylglycerol-pyrophosphate, and plants are one of the first biological models where the production of this lipid has been reported, and its implication in signal transduction have been demonstrated. PA can also be deacylated into lyso- phosphatidic acid. The phosphorylated phosphatidylinositols, i.e. the phosphoinositides, can act as substrate of phospholipases C, but are also mediating lipids per se, since proteins that bind them have been identified. Other important lipid mediators belong to the sphingolipid family such the phosphorylated phytosphingosine, or long-chain bases. Many questions remain unanswered concerning lipid signalling in plants. Understanding and discussing current knowledge on these mechanisms will provide insights into plant mechanisms in response to constraints, either developmental or environmental. English lipid-kinases Inositolphosphates diacylglycerolpyrophosphate Phospholipases phosphatidic acid lipid signaling phosphoinositides 2-88919-910-X Eric Ruelland auth |
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English |
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author |
Olga Valentova |
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Olga Valentova Lipid Signalling In Plant Development And Responses To Environmental Stresses Frontiers Research Topics |
author_facet |
Olga Valentova Eric Ruelland |
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o v ov |
author2 |
Eric Ruelland |
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e r er |
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Olga Valentova |
title |
Lipid Signalling In Plant Development And Responses To Environmental Stresses |
title_full |
Lipid Signalling In Plant Development And Responses To Environmental Stresses |
title_fullStr |
Lipid Signalling In Plant Development And Responses To Environmental Stresses |
title_full_unstemmed |
Lipid Signalling In Plant Development And Responses To Environmental Stresses |
title_auth |
Lipid Signalling In Plant Development And Responses To Environmental Stresses |
title_new |
Lipid Signalling In Plant Development And Responses To Environmental Stresses |
title_sort |
lipid signalling in plant development and responses to environmental stresses |
series |
Frontiers Research Topics |
series2 |
Frontiers Research Topics |
publisher |
Frontiers Media SA |
publishDate |
2016 |
physical |
1 electronic resource (112 p.) |
isbn |
2-88919-910-X |
illustrated |
Not Illustrated |
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AT olgavalentova lipidsignallinginplantdevelopmentandresponsestoenvironmentalstresses AT ericruelland lipidsignallinginplantdevelopmentandresponsestoenvironmentalstresses |
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Frontiers Research Topics |
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Lipid Signalling In Plant Development And Responses To Environmental Stresses |
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Frontiers Research Topics |
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