#ResultatScientifique 🔎| Comment la pression des tissus voisins déclenche-t-elle la mort cellulaire pour former les articulations de la patte de la drosophile ? 🪰 ✍️ Magali Suzanne 📕 @cp-cellreports.bsky.social | buff.ly/XzsDfr3

Journal of Cell Science is published by a not-for-profit charitable organisation (@biologists.bsky.social) that exists to benefit science, not shareholders. We provide Travelling Fellowships, Training Grants, support for ECRs and more. For details, visit: journals.biologists.com/jcs/pages/re...

Final call to register and submit abstracts for the @faseborg.bsky.social conference on the Mechanobiology of the Cell Nucleus (#MBNSRC) to be considered for platform presentations. The conference takes place in Melbourne, FL, Oct. 26-30, 2025. See more info at: events.faseb.org/event/Mechan...

I am excited to share our new preprint on the CAGE complex, a mysterious hollow protein complex that I first saw years ago while surveying Tetrahymena ciliary lysate www.biorxiv.org/content/10.1... #cilia #protistsonsky 🧬🧪

Up to 9-channel (3x3 colors) imaging using engineering fluorescent proteins (mTurquoise, mNeonGreen, mScarlet) with distinct lifetimes 🌈😎 🧪 www.cell.com/cell/abstrac...

🔔🧪 Call for Papers – #Mechanobiology of the #ExtracellularMatrix 🧬🛠️ Excited to serve as Guest Editor — together with Jacopo di Russo and Jennifer Young — of a new 𝐧𝐩𝐣 𝐁𝐢𝐨𝐥𝐨𝐠𝐢𝐜𝐚𝐥 𝐏𝐡𝐲𝐬𝐢𝐜𝐬 𝐚𝐧𝐝 𝐌𝐞𝐜𝐡𝐚𝐧𝐢𝐜𝐬 Collection on “Mechanobiology of the ECM”. Deadline: 14 May 2026! www.nature.com/collections/...

Excited to share Wendy Le Mouëllic’s PhD work, now published in @pnas.org! It reveals that M. tuberculosis depends on inorganic sulfate import to survive inside host cells—fueling essential processes such as redox balance and stress resistance. Huge congrats to Wendy & colleagues! shorturl.at/WbFQC

Forces at Play: emerging themes in Mechanobiology - In memoriam of Pr. Michael Sheetz, In Paris,  at the Institut Jacques Monod,  from January 19th to January 21st 2026. The registration is now open, and the rates are quite low. Dead line: end of November mikeinmemoriam.sciencesconf.org

We’re organizing a conference at @ijmonod.bsky.social in Paris, January 2026, in memory of M.P. Sheetz — pioneer in cell mechanics and mechanobiology, co-discoverer of kinesin, and founder of @mbisg.bsky.social. Join us to explore his legacy. mikeinmemoriam.sciencesconf.org

In another exciting development our new preprint is online: www.biorxiv.org/cgi/content/... This is the work of my brilliant graduate student Katerina Kourkoulou in collaboration with Maggie Liu and Arnold Mathijssen. Here is a video of the subject of our study:

And now for something completely different @tianyang22.bsky.social & #YanCao uncover of how SPIN90 dimers activate Arp2/3 to nucleate bidirectional linear actin filaments. Great collaboration with @romet-jegou-lab.bsky.social & @carolynmoores1.bsky.social #Cryo-EM #Arp2/3 rdcu.be/eGoH4

📢 Save the date! 🗓 Feb 3, 2026 • Institut Pasteur, Paris SBCF Symposium – The Cell Biology of Eukaryogenesis (and beyond!) Speakers: Buzz Baum, Thibaut Brunet, Yohan Decelle, Morgan Gaïa, Sven Gould, Purificación López-García, Andela Šarić. Register: shorturl.at/IGEAY

📣 Paris Cytoskeleton day 2025 - Registrations are open! 📆 November 14th 📍 Institut Jacques Monod 🔗 pcd2025.sciencesconf.org Abstract submission closes on 19 October Registration closes on 7 November @romet-jegou-lab.bsky.social @upcite.bsky.social @cnrs-idf-villejuif.bsky.social

Our paper on podosome regulation by myosins 1e/f is now online. We introduce the concept of the podosome base, a region of plasma membrane-associated components 🔬 Cool collaboration with @renaudpoincloux.bsky.social‬ and Krendel labs www.sciencedirect.com/science/arti...

🧵 🧪 1/ Hi! I’m excited to share our latest work, now on arXiv: Repulsive particle interactions at cellular interfaces enable selective information processing (arxiv.org/abs/2506.14739) Where we explore how the physical properties of living systems can help cells process spatial information.

🔬 #MiFoBio2025 🔬 💥We've reached the site's capacity limit, so there will be a selection phase again this year 💥 ❗This also means that there will be no extension of the deadline for pre-registration, which remains fixed at June 10. 👉So there are only a few days left to act if you want to apply

50 Years of Cell Biology: German Society for Cell Biology Meeting, October 26 – 29, 2025 | Heidelberg, Germany Early bird registration deadline: June 15, 2025

🔔 Rappel – AG de la SBCF, 5 juin 13h–16h30, Institut Cochin & en ligne 🔬 ✨ Prix Jeune Chercheur 2025 – Marine Laporte ✨ Présentations jeunes chercheurs ✨ Bilan & approbation des comptes 🔗 Zoom : ID 966 7570 3089 | Code 547574 tinyurl.com/2my3e9fv #SBCF #biologiecellulaire #jeuneschercheurs

⏰ We've just passed the 250 pre-registration mark for #Mifobio2025 ! There's only one week left before the deadline, which won't be extended given the current numbers ! 👉 imabio-cnrs.fr/mifobio-2025... @cnrsingenierie.bsky.social @cnrsbiologie.bsky.social @cnrs-inist.bsky.social @cnrs.fr

New paper out! Would you like to fluorescently label the plasma membrane in live, fixed or permeabilized cells? I tested different lipid structures and labelling approaches to decide what makes a good membrane labelling probe for such imaging experiments! www.biorxiv.org/content/10.1...

Introducing warpfield, an open source Python library for GPU-accelerated non-rigid 3D registration. Warps and aligns gigavoxel volumes within seconds (not hours). For 3D microscopy, region-to-region and cell-to-cell matching. A collaboration with @mh123.bsky.social 🚀 github.com/danionella/w...

Our preprint on podosome regulation by unconventional myosins in now on BioRxiv. Great collaboration with the @renaudpoincloux.bsky.social and Krendel labs. www.biorxiv.org/content/10.1... We introduce the concept of the "podosome base", a region of plasma membrane-associated podosome components.

Thanks to all co-authors from our team, the reviewers, and all great collaborators, including Eva Kiermaier, Magdalena Götz, @meissnerlab.bsky.social, @bocklab.bsky.social & @baumjohannlab.bsky.social & to the fantastic core facilities at @bmc-lmu.bsky.social of @lmumuenchen.bsky.social (6/6)

We are hiring! The DFG-funded RTG2771 training group is offering PhD positions in molecular infection biology for 3-4 years For more information, see grk2771.de (our lab is project 4) 👨‍🎓

Genetically encoded reporters of actin filament organization in living cells and tissues: Cell www.cell.com/cell/fulltex...

🥳 Thrilled to share our lab's first preprint, led by our talented postdoc Justine Creff! 👩🏻‍🔬 We tackled a fundamental question: how the epithelium withstands mechanical stress at the interface of cells with distinct geometries and mechanics, such as enterocytes (E) and goblet cells (G) (1/9)

🚨 Paper Alert 🚨 Absolutely delighted to share our last paper on "spatial mechano-transcriptomics" @naturemethods👇!! www.nature.com/articles/s41...

Happy to share our new publication in @naturematerials.bsky.social on mechanical cell competition! Great collaboration between our CAM team, Chavrier's and Doostmohammadi's. Special congrats @luanger.bsky.social, @andreasschoenit.bsky.social, Siavash Monfared! 🎉 www.nature.com/articles/s41...

@bladoux.bsky.social lab on mechanical cell competition @naturematerials.bsky.social @luanger.bsky.social, @andreasschoenit.bsky.social, Siavash Monfared! www.nature.com/articles/s41...

🚨 Exciting News! As we count down to #CellMech2025, we’re highlighting our incredible keynote speakers! 🌟 (1/2) 🥚🔬 @memilieterret.bsky.social, co-director of the "Oocyte Mechanics & Morphogenesis" team at Collège de France, explores how oocyte mechanics shape embryo development

Excited to share our last study. Huge congrats to Sarah Monard, Arnaud Métais, @gclugo.bsky.social, @chrisverollet.bsky.social and all colleagues! We have found a mysterious cell type inside TB lung lesions that seems neuron-like but isn't quite a nerve cell. Let's dive in👇 shorturl.at/x4Sb5

Our first deposition of synaptic vesicles segmentations is now in the Cryo ET Portal! We segmented vesicles in over 50 tomograms to enable analysis of membrane proteins and more. cryoetdataportal.czscience.com/depositions/...

Registration for the next GdR AQV days is now open until April 18th. The conference will take place in Sète - May 26th to 28th. aqv-days-2025.sciencesconf.org There are many slots for oral communication. Come and join the French biophysics community!

Interested in #ECM & #platelet biology ? Check out our latest reviewed #preprint at @elife.bsky.social A wonderful story lead by A.Eckly and @wclairemasson.bsky.social @inserm.fr where we had a minor contribution Interesting to participate in the new @elife.bsky.social publishing scheme

Mechanics of Single Cytoskeletal Filaments - Annual Reviews just out from @romet-jegou-lab.bsky.social @cecileleduc.bsky.social @hugowioland.bsky.social: www.annualreviews.org/content/jour...

ÅNGSTRÖM-RESOLUTION IMAGING OF CELL-SURFACE GLYCANS 🧬🎨🍬 The glycocalyx, our cells' sugar coat, holds secrets in immunology, cancer, viral infections, and more. Visualizing its molecular architecture was impossible… until now. #glycotime #microscopy www.biorxiv.org/content/10.1...

New paper from the lab🎈. Introducing Micro Immune Response On-chip (MIRO), a device that replicates tumors and their microenvironment to better understand responses to immunotherapies (cyan=immune cells, red=cancer, green=CAFs). www.nature.com/articles/s41... @ibecbarcelona.eu

Can you spot the difference? 🔬 SiR-actin labeling can be cytotoxic and affects actin dynamics - while the new XActin probes do not! Developed by @veselin-nasufovic.bsky.social and perfect for time-resolved and STED imaging without the need for genetic manipulation. www.biorxiv.org/content/10.1...

Working on actin cytoskeleton and Arp2/3 complex? Check out our latest work～https://www.biorxiv.org/content/10.1101/2025.01.31.635869v1 In this work, we found SPIN90 forms a dimer, facilitating bidirectional actin filament nucleation by activating two Arp2/3 complex #Cryo-EM #Actin #Arp2/3

🔔🧪 I'm deeply saddened by the passing of Michael Sheetz, a true pioneer in #mechanobiology. I'll always cherish our lovely times in NYC, Singapore, Zurich, and Sydney. My heartfelt condolences to his family and friends in this difficult time. So long, Mike 🥺😔

#MiFoBio2025 the autumn microscopy school by @gdrimabio.bsky.social will take place from 10th to 16th October 2025. The call for workshops to share pratical knowledges is open till 31/01 ateliers-mifobio.fr We'll bring stuff as usual, stay tuned ! @cnrsingenierie.bsky.social

#CellMigration meets #SciArt Naomi Wee (naomiwee.com) did this great movie to explain how amoeboid migration works (also mesenchymal & cancer migration) Wanna know what happens if this leukocyte chooses the wrong path? Watch this ! www.youtube.com/watch?v=mPwn... @focalplane.bsky.social #SciSky

Excited for our new preprint from @mehmetcanucar.bsky.social - in collab with Michael Sixt - on optimal principles of self-organized chemotaxis in heterogeneous populations! See below for a thread!

We have an exciting line-up of speakers for our third Mechanobiology conference in Vietnam from July 6 - 12, 2025. icisequynhon.com/conferences/...

CPMM will be hosting a hands-on workshop from June 14-17th, 2025, open to graduate students and postdocs who would like to gain an understanding of molecular mechanobiology. Please see attached for more details, or visit our website at mechanotechnology.org/workshop

#notthecover Friction (rather than density of motors) guides actin network contraction. #resistance ✊ by @alexandra-colin.bsky.social www.pnas.org/doi/10.1073/...

A postdoctoral position is available in our team to study the type VI secretion system. Biochemistry, X-ray cryst and some cryoEM with @fronzeslab.bsky.social team Reposts appreciated 😊

Aaaand it's time for our lab Christmas raclette party ! 🎉

This graphic has very nearly cured my imposter syndrome, I have to look at it from time to time to calm myself

Buenos Aires is beautiful and I keep posting about how I'm having a great time, but don't forget the tragic situation for science in Argentina at the moment. Argentinian scientists are working despite this and they deserve our full support! www.nature.com/articles/d41...