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AFM-based Mapping of the Elastic Properties of Cell Walls: at Tissue, Cellular, and Subcellular Resolutions

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Published on: July 24, 2014

Cell wall dynamics: novel tools and research questions.

Luis Alonso Baez¹, Laura Bacete^1,2

¹Institute for Biology, Faculty of Natural Sciences, Norwegian University of Science and Technology, 5 Høgskoleringen, Trondheim, 7491, Norway.

Journal of Experimental Botany

|August 4, 2023

Summary

Plant cell walls are dynamic, not static structures. This review highlights advanced imaging techniques for studying plant cell wall composition, structure, and plasticity over time.

Keywords:

Biophysics cell wall composition cell wall structure live-imaging mechanics plant cell wall

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Area of Science:

Plant Biology
Cell Biology
Biochemistry

Background:

Traditional views defined plant cell walls as passive, static exoskeletons with invariable polysaccharide composition.
Current research recognizes plant cell walls as dynamic, heterogeneous, and complex structures.
Understanding cell wall dynamism requires advanced investigation strategies and tools.

Approach:

This review details methodologies for studying plant cell wall composition and structure.
Emphasis is placed on long-term, non-invasive live-imaging techniques to capture cell wall dynamism and plasticity.
Techniques are presented for Arabidopsis thaliana primary cell walls but are applicable to secondary cell walls and other species.

Key Points:

Investigating cell wall dynamism presents challenges due to the variety of available techniques.
Live-imaging methods offer advantages for observing dynamic changes in cell wall structure and composition.
The review provides a toolkit for researchers studying evolving plant cell wall structures.

Conclusions:

Advanced methodologies are crucial for a comprehensive understanding of dynamic plant cell walls.
Live-imaging techniques are particularly valuable for studying cell wall plasticity.
This work facilitates expanded research into the complex nature of plant cell walls.