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Updated: Jul 11, 2025

Screening Cotton Genotypes for Reniform Nematode Resistance

Screening Cotton Genotypes for Reniform Nematode Resistance

Published on: May 2, 2019

Systematically and Comprehensively Understanding the Regulation of Cotton Fiber Initiation: A Review.

Zeyang Zhai^1,2, Kaixin Zhang^1,2, Yao Fang^1,2

¹College of Biotechnology, Jiangsu University of Science and Technology, Zhenjiang 212003, China.

Plants (Basel, Switzerland)

|November 14, 2023

Summary

Understanding cotton fiber initiation is key to improving textile yield. This review details the complex regulatory networks, including phytohormones and genes, that control this crucial early stage of cotton fiber development.

Keywords:

cotton fiber initiation molecular mechanism phytohormones transcription factors

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Area of Science:

Plant biology
Molecular genetics
Agricultural science

Background:

Cotton fibers are vital raw materials for the global textile industry.
Cotton fiber development, a process of single cell differentiation from ovule epidermis, serves as a model for plant cell studies.
Fiber cell initiation is the critical first step, directly determining final fiber yield.

Purpose of the Study:

To comprehensively review the regulatory mechanisms of cotton fiber initiation.
To synthesize current knowledge on factors influencing fiber cell initiation.
To provide a foundation for future research and molecular breeding strategies to enhance cotton yield.

Main Methods:

Literature review and synthesis of existing research on cotton fiber initiation.
Analysis of regulatory networks involving various molecular and signaling factors.
Discussion of the interplay between different components in controlling fiber initiation.

Main Results:

Cotton fiber initiation is regulated by intricate networks involving multiple factors.
Key regulators include plant phytohormones, transcription factors, sugar signals, small molecules, genes, non-coding RNAs, and histone modifications.
These factors interact to control the precise timing and success of fiber cell initiation.

Conclusions:

Clarifying the mechanisms of cotton fiber initiation is essential for increasing fiber yield.
The identified regulatory factors and their interactions provide a basis for understanding this process.
This review offers theoretical guidance for molecular breeding aimed at improving cotton production.