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Updated: Jun 9, 2026

Cell Specific Analysis of Arabidopsis Leaves Using Fluorescence Activated Cell Sorting

Cell Specific Analysis of Arabidopsis Leaves Using Fluorescence Activated Cell Sorting

Published on: October 4, 2012

A Promoter Collection for Cell-Targeted Analysis Within the Stomatal Complex.

Thanh-Hao Nguyen¹, Jovaras Krasauskas^2,3, Thu Binh-Anh Nguyen¹

¹Laboratory of Plant Physiology and Biophysics and the Plant Science Group, School of Molecular Biosciences, Bower Building University of Glasgow Glasgow UK.

|February 13, 2025

Summary

This summary is machine-generated.

New promoters enable targeted gene expression in plant epidermal and guard cells. This research advances understanding of stomatal complex mechanics and solute/water flux in model species like Arabidopsis.

Keywords:

Arabidopsis Brassica Hordeum foliar epidermis guard cell tissue‐specific expression

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Area of Science:

Plant Biology
Plant Physiology
Molecular Biology

Background:

Stomatal aperture is regulated by guard cell turgor.
Surrounding epidermal cells may influence stomatal kinetics and solute/water flux.
Limited tools exist to study surrounding epidermal cells independently.

Purpose of the Study:

To identify and analyze plant promoters for targeted gene expression.
To enable physiological studies of epidermal and surrounding cells in stomatal behavior.
To provide tools for understanding solute and water flux in the stomatal complex.

Main Methods:

Analysis of promoter sets in Arabidopsis, Brassica, and barley.
Identification of tissue-specific promoters for guard and adjacent epidermal cells.
Development of genetic tools for targeted gene expression.

Main Results:

Identified novel tissue-specific promoters for precise gene expression.
These promoters allow differential expression in guard vs. epidermal cells.
Facilitates physiological studies of cell-specific roles in stomatal function.

Conclusions:

New promoters offer significant advantages over constitutive promoters.
These tools will advance research on stomatal complex mechanics.
Enables deeper understanding of water and solute transport in plants.