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August 1, 2025PLANT PHYSIOLOGYOpen Access

The endocycle regulators SIM and CCS52A1 control Arabidopsis root hair cell ploidy and expansion

Lei Li Klaus Herburger Ilse Vercauteren Duncan Coleman Qian Wang Steven Maere Jefri Heyman Lieven De Veylder

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Key Points

Plenty of evidence shows that SIM and CCS52A1 regulate root hair cell volume and ploidy in Arabidopsis.
Key findings indicate that the manipulation of endoreplication leads to significant changes in cell size.
The approach includes an analysis of endocycle regulators in Arabidopsis root hair cells using genetic methods.
This highlights the importance of understanding how these regulatory factors impact plant cell development.

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Implication

Observational analysis shows SIM and CCS52A1 affect ploidy and cell volume in Arabidopsis root hairs, indicating their role in endoreplication.

Abstract

SIAMESE (SIM) and CELL CYCLE SWITCH 52 A1 (CCS52A1) control Arabidopsis root hair cell volume by controlling endoreplication.

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Cite This Study

Li et al. (2025) studied this question.

synapsesocial.com/papers/68af474ead7bf08b1ead3b43 https://doi.org/10.1093/plphys/kiaf352

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