Mathieu Dedenon
@DedenonMathieu
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PostDoc, Kruse lab @sciences_UNIGE, working on active living matter. Former PhD at @institut_curie on theoretical biomechanics.
Joined July 2023
How do density gradients impact active flows in polar fluids?. We tackle this question by focusing on cell monolayers confined to a disc. We show that density gradients trigger a spiral-aster transition and coexistence of polar orientations. (1/8)
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RT @XavierTrepat: New preprint! 🚨 We uncover a slow adaptation to stretch that links star-bundling of keratin filaments with nuclear escape….
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RT @eLife: Tiny molecular spirals in cells can scale up to control the twist and turn of entire tissues – an important step towards underst….
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RT @EpiMechFC: If you’ve been following this account closely, you might already know methods to probe mechanics in vitro, but what about in….
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RT @biorxiv_biophys: Dynamic shape remodeling of vesicles by internal active filaments #biorxiv_biophys.
biorxiv.org
To interact with their environment, living cells use active cytoskeletal forces to form dynamic membrane structures such as tubular filopodia and sheet-like lamellipodia. To understand the formation...
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RT @Abhinavsns: ⚡ Our mini Higgs boson moment!.In 2021, our 3D digital twin predicted left-right polarity oscillations in confined active f….
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RT @_Pulzar: 🥁 New article 📢: My #research on #Mechanobiology of #development in @NatureComms. We studied the mechanical dynamics of embry….
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RT @hirashima0203: Excited to share our new review with Emmanuel on tissue patterning in organ morphogenesis! We explore how repetitive pat….
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RT @XavierTrepat: 🚨 Second preprint of the week!. We uncover the multiscale dynamics of active viscoelastic buckling in epithelia. We harn….
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RT @onenimesa: Have you ever thought about inflating tissues? .Or maybe quickly deflating those inflated tissues? . New #EpithelialMechan….
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RT @onenimesa: Thank you Xavi!. Click on this to see epithelial pressure control, multiscale buckling, controlled wrinkling. .
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RT @onenimesa: I worked on a group project that created a toy agent-based model simulating interactions between cells to form patterns. It….
nature.com
Nature Communications - Pigment pattern formation in zebrafish depends on the interactions between the pigment cells. Here the authors present a mathematical model based on mutual interaction of...
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RT @XavierTrepat: How to turn a layer of fibroblasts into a tulip 🌷?. Check out our new pre-print on shape-programmable living surfaces. L….
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RT @TsiairisLab: Ever wondered how a tiny Hydra blob figures out where its head goes? Turns out, it's not just chemistry — it's feeling the….
science.org
A feedback loop between Wnt signaling and mechanical tissue stretching drives pattern formation in Hydra epithelia.
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RT @biorxiv_biophys: Substrate properties and actin polymerization speed dictate universal modes of cell migration: gripping, slipping, and….
biorxiv.org
Understanding how cells sense mechanical cues and regulate migration is crucial in the development, fibrosis, and oncogenesis processes. However, a comprehensive physical picture of cell migration...
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RT @PhysRevX: Researchers present a framework for the analysis of nematic materials and their defects, providing a full topological classif….
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RT @MaikCBischoff: FINALLY out in @ScienceAdvances ! . Proud to be first/co-corresponding author and part of a fantastic team! . It's about….
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RT @KoladeAdebowal1: New paper! Fast matrix stress relaxation potentiates human monocyte 3D migration by generating protrusive forces and i….
pnas.org
Circulating monocytes are recruited to the tumor microenvironment, where they can differentiate into macrophages that mediate tumor progression. To...
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RT @PhysRevE: Using a hydrodynamic model for the #actomyosin cortex of #cells in a confined 2D region, scientists show how active mechanoch….
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RT @Mattia__Serra: 📣 New review! Dynamical systems and low-dimensional geometric structures in phase space help rationalize how embryos dev….
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RT @sarojnandi1983: Effects of active fluctuations on glassy dynamics in confluent systems are crucial for embryogenesis, cancer metastasis….
journals.aps.org
Activity-mediated unjamming of a confluent glassy system is crucial for several biological processes, such as embryogenesis and cancer metastasis. During these processes, the cells progressively...
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