Cytoskeletal regulation of primary plant cell wall assembly

Y Chebli, AJ Bidhendi, K Kapoor, A Geitmann - Current Biology, 2021 - cell.com
The plant cell wall is an extracellular matrix that envelopes cells, gives them structure and
shape, constitutes the interface with symbionts, and defends plants against external biotic …

Cell biology of the leaf epidermis: Fate specification, morphogenesis, and coordination

DT Zuch, SM Doyle, M Majda, RS Smith… - The Plant …, 2022 - academic.oup.com
As the outermost layer of plants, the epidermis serves as a critical interface between plants
and the environment. During leaf development, the differentiation of specialized epidermal …

[HTML][HTML] Mechanical stress initiates and sustains the morphogenesis of wavy leaf epidermal cells

AJ Bidhendi, B Altartouri, FP Gosselin, A Geitmann - Cell Reports, 2019 - cell.com
Pavement cells form wavy interlocking patterns in the leaf epidermis of many plants. We use
computational mechanics to simulate the morphogenetic process based on microtubule …

FERONIA and microtubules independently contribute to mechanical integrity in the Arabidopsis shoot

A Malivert, Ö Erguvan, A Chevallier, A Dehem… - PLoS …, 2021 - journals.plos.org
To survive, cells must constantly resist mechanical stress. In plants, this involves the
reinforcement of cell walls, notably through microtubule-dependent cellulose deposition …

Arabidopsis pavement cell shape formation involves spatially confined ROPGAP regulators

T Lauster, D Stoeckle, K Gabor, T Haller, N Krieger… - Current Biology, 2022 - cell.com
In many plant species, pavement cell development relies on the coordinated formation of
interdigitating lobes and indentations. Polarity signaling via the activity of antagonistic Rho …

Real-time conversion of tissue-scale mechanical forces into an interdigitated growth pattern

SA Belteton, W Li, M Yanagisawa, FA Hatam, MI Quinn… - Nature plants, 2021 - nature.com
The leaf epidermis is a dynamic biomechanical shell that integrates growth across spatial
scales to influence organ morphology. Pavement cells, the fundamental unit of this tissue …

Fluorescence visualization of cellulose and pectin in the primary plant cell wall

AJ Bidhendi, Y Chebli, A Geitmann - Journal of Microscopy, 2020 - Wiley Online Library
Plant cell walls constitute the extracellular matrix surrounding plant cells and are composed
mainly of polysaccharides. The chemical makeup of the primary plant cell wall, and …

Pectin chemistry and cellulose crystallinity govern pavement cell morphogenesis in a multi-step mechanism

B Altartouri, AJ Bidhendi, T Tani, J Suzuki… - Plant …, 2019 - academic.oup.com
Simple plant cell morphologies, such as cylindrical shoot cells, are determined by the
extensibility pattern of the primary cell wall, which is thought to be largely dominated by …

Optical topometry and machine learning to rapidly phenotype stomatal patterning traits for maize QTL mapping

J Xie, SB Fernandes, D Mayfield-Jones, G Erice… - Plant …, 2021 - academic.oup.com
Stomata are adjustable pores on leaf surfaces that regulate the tradeoff of CO2 uptake with
water vapor loss, thus having critical roles in controlling photosynthetic carbon gain and …

Cell geometry regulates tissue fracture

AJ Bidhendi, O Lampron, FP Gosselin… - Nature …, 2023 - nature.com
In vascular plants, the epidermal surfaces of leaves and flower petals often display cells with
wavy geometries forming intricate jigsaw puzzle patterns. The prevalence and diversity of …