Research progress on molecular mechanisms of phosphate starvation response in plants

Phosphorus (P) is one of the essential macronutrients for plant growth and development. Plants absorb phosphorus from the soil mainly in the form of inorganic phosphate (Pi). However, Pi in the soil is easily fixed, and its availability is low. Therefore, it is of great significance to study the mol...

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Main Authors: LIU Rong, LI Bingjie, WANG Zhiye
Format: Article
Language:English
Published: Zhejiang University Press 2024-06-01
Series:浙江大学学报. 农业与生命科学版
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Online Access:https://www.academax.com/doi/10.3785/j.issn.1008-9209.2023.10.311
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author LIU Rong
LI Bingjie
WANG Zhiye
author_facet LIU Rong
LI Bingjie
WANG Zhiye
author_sort LIU Rong
collection DOAJ
description Phosphorus (P) is one of the essential macronutrients for plant growth and development. Plants absorb phosphorus from the soil mainly in the form of inorganic phosphate (Pi). However, Pi in the soil is easily fixed, and its availability is low. Therefore, it is of great significance to study the molecular mechanisms of Pi starvation response (PSR) for improving the effective utilization of P in crops. In the past 20 years, great progress has been made in the study of the regulatory mechanisms of plant responses to Pi deficiency. Here, we systematically reviewed the research progress achieved in recent years both domestically and internationally, including local PSR signaling-mediated alteration of root morphogenesis, the PHR (PHOSPHATE STARVATION RESPONSE)-SPX (SYG1/Pho81/XPR1)-centered systemic PSR signaling network, the molecular mechanism of the symbiosis of rice arbuscular mycorrhizal fungi under Pi stress conditions, the transportation and allocation of Pi from rhizospheres to shoots, and the relocation and reuse of Pi from leaves to seeds. Finally, we discussed the future research priorities on the molecular mechanisms of PSR. This review summarizes current results and looks forward to future research directions to facilitate the study of PSR in plants and the improvements of Pi utilization efficiency in crops.
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spelling doaj-art-94b86362e15d4a06af24e76dd9a1ba942025-08-01T03:50:52ZengZhejiang University Press浙江大学学报. 农业与生命科学版1008-92092097-51552024-06-015045546810.3785/j.issn.1008-9209.2023.10.31110089209Research progress on molecular mechanisms of phosphate starvation response in plantsLIU RongLI BingjieWANG ZhiyePhosphorus (P) is one of the essential macronutrients for plant growth and development. Plants absorb phosphorus from the soil mainly in the form of inorganic phosphate (Pi). However, Pi in the soil is easily fixed, and its availability is low. Therefore, it is of great significance to study the molecular mechanisms of Pi starvation response (PSR) for improving the effective utilization of P in crops. In the past 20 years, great progress has been made in the study of the regulatory mechanisms of plant responses to Pi deficiency. Here, we systematically reviewed the research progress achieved in recent years both domestically and internationally, including local PSR signaling-mediated alteration of root morphogenesis, the PHR (PHOSPHATE STARVATION RESPONSE)-SPX (SYG1/Pho81/XPR1)-centered systemic PSR signaling network, the molecular mechanism of the symbiosis of rice arbuscular mycorrhizal fungi under Pi stress conditions, the transportation and allocation of Pi from rhizospheres to shoots, and the relocation and reuse of Pi from leaves to seeds. Finally, we discussed the future research priorities on the molecular mechanisms of PSR. This review summarizes current results and looks forward to future research directions to facilitate the study of PSR in plants and the improvements of Pi utilization efficiency in crops.https://www.academax.com/doi/10.3785/j.issn.1008-9209.2023.10.311inorganic phosphate (Pi) starvation stressricearabidopsismolecular regulatory mechanismhigh Pi utilization efficiency
spellingShingle LIU Rong
LI Bingjie
WANG Zhiye
Research progress on molecular mechanisms of phosphate starvation response in plants
浙江大学学报. 农业与生命科学版
inorganic phosphate (Pi) starvation stress
rice
arabidopsis
molecular regulatory mechanism
high Pi utilization efficiency
title Research progress on molecular mechanisms of phosphate starvation response in plants
title_full Research progress on molecular mechanisms of phosphate starvation response in plants
title_fullStr Research progress on molecular mechanisms of phosphate starvation response in plants
title_full_unstemmed Research progress on molecular mechanisms of phosphate starvation response in plants
title_short Research progress on molecular mechanisms of phosphate starvation response in plants
title_sort research progress on molecular mechanisms of phosphate starvation response in plants
topic inorganic phosphate (Pi) starvation stress
rice
arabidopsis
molecular regulatory mechanism
high Pi utilization efficiency
url https://www.academax.com/doi/10.3785/j.issn.1008-9209.2023.10.311
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AT libingjie researchprogressonmolecularmechanismsofphosphatestarvationresponseinplants
AT wangzhiye researchprogressonmolecularmechanismsofphosphatestarvationresponseinplants