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Related Experiment Video

Updated: May 1, 2026

Imaging the Root Hair Morphology of Arabidopsis Seedlings in a Two-layer Microfluidic Platform

Imaging the Root Hair Morphology of Arabidopsis Seedlings in a Two-layer Microfluidic Platform

Published on: August 15, 2017

Hormonal crosstalk for root development: a combined experimental and modeling perspective.

Junli Liu¹, James Rowe¹, Keith Lindsey¹

¹The Integrative Cell Biology Laboratory, School of Biological and Biomedical Sciences, The Biophysical Sciences Institute, Durham University Durham, UK.

Frontiers in Plant Science

|April 16, 2014

Summary

This review explores how plant hormones and genes interact to regulate root growth, focusing on the POLARIS peptide in Arabidopsis. Understanding this hormonal crosstalk is key to plant adaptation in changing environments.

Keywords:

POLARIS peptide hormonal crosstalk kinetic modeling osmotic stress root development

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Last Updated: May 1, 2026

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Lateral Root Inducible System in Arabidopsis and Maize

Lateral Root Inducible System in Arabidopsis and Maize

Published on: January 14, 2016

Area of Science:

Plant developmental biology
Molecular biology
Plant physiology

Background:

Plants, as sessile organisms, must adapt growth and architecture to environmental changes.
Coordinating plant growth requires understanding complex interactions between hormones and genes.
Root development critically depends on localized auxin concentration, influenced by multiple factors.

Purpose of the Study:

To review experimental evidence on the role of the POLARIS peptide in Arabidopsis hormonal crosstalk and root growth.
To examine crosstalk between auxin and other hormones in root growth under varying osmotic conditions.
To discuss the network of hormones, genes, and regulatory elements in root development.

Main Methods:

Review of existing experimental data on plant hormonal signaling.
Analysis of gene-regulatory networks involved in root development.
Discussion of mathematical modeling approaches for studying hormonal interactions.

Main Results:

The POLARIS peptide is crucial for hormonal crosstalk influencing Arabidopsis root growth.
Auxin crosstalk with other hormones is vital for root development, with or without osmotic stress.
Hormones and genes form an intricate network regulating each other's activities and expression.

Conclusions:

Hormonal crosstalk and gene regulatory networks are fundamental to root development.
Mathematical modeling offers valuable insights into the complexity of hormonal interactions.
Integrated experimental and modeling studies are essential for a comprehensive understanding of root development.