Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants

Higher plants in terrestrial environments face to numerous unpredictable environmental challenges, which lead to a significant impact on plant growth and development. In particular, the climate change caused by global warming is causing drought stress and rapid desertification in agricultural fields...

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Main Authors: Gaeun Kim, Hojin Ryu, Jwakyung Sung
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/12/6/811
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author Gaeun Kim
Hojin Ryu
Jwakyung Sung
author_facet Gaeun Kim
Hojin Ryu
Jwakyung Sung
author_sort Gaeun Kim
collection DOAJ
description Higher plants in terrestrial environments face to numerous unpredictable environmental challenges, which lead to a significant impact on plant growth and development. In particular, the climate change caused by global warming is causing drought stress and rapid desertification in agricultural fields. Many scientific advances have been achieved to solve these problems for agricultural and plant ecosystems. In this review, we handled recent advances in our understanding of the physiological changes and strategies for plants undergoing drought stress. The activation of ABA synthesis and signaling pathways by drought stress regulates root development via the formation of complicated signaling networks with auxin, cytokinin, and ethylene signaling. An abundance of intrinsic soluble sugar, especially trehalose-6-phosphate, promotes the SnRK-mediated stress-resistance mechanism. Suberin deposition in the root endodermis is a physical barrier that regulates the influx/efflux of water and nutrients through complex hormonal and metabolic networks, and suberization is essential for drought-stressed plants to survive. It is highly anticipated that this work will contribute to the reproduction and productivity improvements of drought-resistant crops in the future.
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spelling doaj.art-5247df0138ff434da11e6a6d9366e5c02023-11-23T15:47:21ZengMDPI AGBiomolecules2218-273X2022-06-0112681110.3390/biom12060811Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in PlantsGaeun Kim0Hojin Ryu1Jwakyung Sung2Department of Crop Science, Chungbuk National University, Cheong-ju 28644, KoreaDepartment of Biology, Chungbuk National University, Cheong-ju 28644, KoreaDepartment of Crop Science, Chungbuk National University, Cheong-ju 28644, KoreaHigher plants in terrestrial environments face to numerous unpredictable environmental challenges, which lead to a significant impact on plant growth and development. In particular, the climate change caused by global warming is causing drought stress and rapid desertification in agricultural fields. Many scientific advances have been achieved to solve these problems for agricultural and plant ecosystems. In this review, we handled recent advances in our understanding of the physiological changes and strategies for plants undergoing drought stress. The activation of ABA synthesis and signaling pathways by drought stress regulates root development via the formation of complicated signaling networks with auxin, cytokinin, and ethylene signaling. An abundance of intrinsic soluble sugar, especially trehalose-6-phosphate, promotes the SnRK-mediated stress-resistance mechanism. Suberin deposition in the root endodermis is a physical barrier that regulates the influx/efflux of water and nutrients through complex hormonal and metabolic networks, and suberization is essential for drought-stressed plants to survive. It is highly anticipated that this work will contribute to the reproduction and productivity improvements of drought-resistant crops in the future.https://www.mdpi.com/2218-273X/12/6/811rootsuberizationhormonessugardrought
spellingShingle Gaeun Kim
Hojin Ryu
Jwakyung Sung
Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants
Biomolecules
root
suberization
hormones
sugar
drought
title Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants
title_full Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants
title_fullStr Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants
title_full_unstemmed Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants
title_short Hormonal Crosstalk and Root Suberization for Drought Stress Tolerance in Plants
title_sort hormonal crosstalk and root suberization for drought stress tolerance in plants
topic root
suberization
hormones
sugar
drought
url https://www.mdpi.com/2218-273X/12/6/811
work_keys_str_mv AT gaeunkim hormonalcrosstalkandrootsuberizationfordroughtstresstoleranceinplants
AT hojinryu hormonalcrosstalkandrootsuberizationfordroughtstresstoleranceinplants
AT jwakyungsung hormonalcrosstalkandrootsuberizationfordroughtstresstoleranceinplants