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Advanced filters: Author: Benoît Gallet Clear advanced filters

Adaptive traits of cysts of the snow alga Sanguina nivaloides unveiled by 3D subcellular imaging

Sanguina nivaloides thrives in red snowfields worldwide. It cannot be cultivated. Using environmental samples, 3D electron microscopy combined with functional analyzes revealed unique cell architecture features adapted to life in a snowy environment.

Jade A. Ezzedine
Clarisse Uwizeye
Eric Maréchal
ResearchOpen Access18 Nov 2023
Nature Communications

Volume: 14, P: 1-17
Mechanical stress driven by rigidity sensing governs epithelial stability

On soft substrates, epithelial tissues are under high tension and form holes that spontaneously heal. Thus, mechanical stress directly impacts the integrity of epithelia.

Surabhi Sonam
Lakshmi Balasubramaniam
Benoît Ladoux
Research28 Nov 2022
Nature Physics

Volume: 19, P: 132-141
Investigating the nature of active forces in tissues reveals how contractile cells can form extensile monolayers

It is now revealed, using cell cultures and in silico models, that weakening intercellular contacts is a fundamental process essential for switching from extensile to contractile tissue behaviour.

Lakshmi Balasubramaniam
Amin Doostmohammadi
Benoît Ladoux
Research18 Feb 2021
Nature Materials

Volume: 20, P: 1156-1166