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Updated: Feb 13, 2026

A Telemetric, Gravimetric Platform for Real-Time Physiological Phenotyping of Plant–Environment Interactions

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Published on: August 5, 2020

Sulfate Transporters in Plants: Functions, Regulation, and Interactions.

Parviz Heidari¹, Abdullah^2,3

¹Faculty of Agriculture, Shahrood University of Technology, Shahrood, Iran.

Physiologia Plantarum

|February 12, 2026

Summary

Plant sulfate transporters (SULTRs) are crucial for nutrient uptake and stress response. Understanding SULTRs offers pathways for improving crop resilience and nutrient management, especially in sulfur-deficient soils.

Keywords:

cell signaling crop resilience ion homeostasis nutrient signaling sulfur metabolism

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Area of Science:

Plant Biology
Molecular Biology
Nutrient Physiology

Background:

Sulfur is an essential macronutrient for plant growth, vital for protein and metabolite synthesis.
Sulfate transporters (SULTRs) are key membrane proteins regulating sulfate uptake, distribution, and remobilization in plants.

Purpose of the Study:

To review the diverse functions, physiological roles, and interactions of plant SULTRs.
To examine regulatory mechanisms, stress responses, and nutrient crosstalk involving SULTRs.
To highlight SULTRs as targets for crop improvement and sustainable agriculture.

Main Methods:

Literature review synthesizing recent advances in genomics, transcriptomics, and proteomics.
Analysis of SULTR functions in nutrient uptake, distribution, and remobilization.
Examination of SULTR involvement in plant stress responses and nutrient pathway interactions.

Main Results:

SULTRs exhibit diverse functions and are regulated by complex mechanisms for adaptation to environmental changes.
SULTRs play critical roles in plant responses to abiotic and biotic stresses.
Extensive crosstalk exists between SULTRs and other nutrient pathways (nitrogen, phosphate) and phytohormone signaling.

Conclusions:

SULTRs are pivotal for maintaining sulfur homeostasis and enhancing nutrient use efficiency in plants.
Understanding SULTRs' roles provides molecular targets for improving crop resilience and nutrient management.
SULTRs are essential for sustainable agriculture, particularly in sulfur-limited environments.