Reposted by Renaud Poinclouxmyosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 19hwww.biorxiv.org/content/10.6... Tropomodulin and Leiomodin Differentially Nucleate Tropomyosin Assembly on Actin Filaments 042
Reposted by Renaud Poinclouxmyosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 08/09/2026www.biorxiv.org/content/10.6... Softer when Thicker: a Conserved Scaling Law Governs Actin Cortex Mechanics 0104
Reposted by Renaud PoinclouxAnh Hoang Le, PhD 🏳️🌈🏴🇻🇳 @anhhle2702.bsky.social · 07/09/2026Very happy to share my postdoc paper is out now in @natcellbio.nature.com titled "Tissue flow acts as a guidance cue for immune cell polarization and directional migration". If you love imaging and immune cells, this is for you! #microscopymonday www.nature.com/articles/s41... A 🧵: 1/n 18396107
Reposted by Renaud Poincloux@MEmilieTerret @memilieterret.bsky.social · 02/09/2026Great speakers, great science, great location = great meeting! EMBO workshop Forces across scale April 27-30, 2027 in Porto. meetings.embo.org/event/27-for...meetings.embo.orgForces across scalesThis EMBO Workshop on Forces Across Scales will provide an integrative perspective on mechanobiology, a rapidly advancing field that examines how mechanical forces shape biological systems across mol… 13626
Reposted by Renaud PoinclouxThibaut Brunet @thibautbrunet.bsky.social · 09/07/2026Les nouvelles règles envisagées pour l'ANR sont plus qu'inquiétantes. Elles porteraient un immense coup d'arrêt à la recherche fondamentale en France, surchargeraient les jeunes chercheurs, et n'attendraient sans doute même pas leur objectif (apparent) de réduction du nombre de candidatures 22018
Reposted by Renaud Poinclouxmyosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 25/06/2026Gut mechanics: Current Biology www.cell.com/current-biol...cell.comGut mechanicsIn this primer, Perrin and Vignjevic discuss the role of forces in gut physiology and the consequences of mechanics on intestinal epithelial biology in homeostasis and disease. 051
Reposted by Renaud PoinclouxManuel Thery @manuelthery.bsky.social · 19/06/2026Is there a size limit for cells ? How can cells replicate inside the architecture of their environment? Why do cells self-destroy ? This 15-minute movie vimeo.com/1173229237 shows our 2026 edition of the Living Architectures project at the @museeorsay.bsky.social 47934
Reposted by Renaud PoinclouxBiophysical Paris @parisseminar.bsky.social · 18/06/2026PCC Seminar Series Physique des cellules et cancer Wednesday, June 24th 2026 11:30 am Nicolas Borghi, Institut Jacques Monod CNRS UP Cité Centre de recherche - Paris Amphithéâtre Marie Curie «Mechanotransdcution of epithelial density: from cell adhesions to the nucleus» 011
Reposted by Renaud PoinclouxReese Richardson @reeserichardson.bsky.social · 28/05/2026TL;DR: We've identified more than 100 cases of apparent manipulation in Thermo Fisher Scientific's antibody verification data. @sholtodavid.bsky.social @johanduchene.bsky.social reeserichardson.blog/2026/05/28/h...reeserichardson.blogHow much of Thermo Fisher’s antibody data has been manipulated?We’ve documented more than 100 instances of apparent data manipulation in Thermo’s catalog 23591312
Reposted by Renaud PoinclouxGaëlle Recher @gaellerecher.bsky.social · 27/05/2026The other thesis position is also now on line, please cirulate both offers: emploi.cnrs.fr/Offres/Docto...emploi.cnrs.fr Portail Emploi CNRS - Offre d'emploi - Doctorat en microfabrication pour l'imagerie biologique et la culture d'assemblages cellulaires biologiques (H/F) 053
Reposted by Renaud PoinclouxManuel Thery @manuelthery.bsky.social · 21/05/2026Interdisciplinary course on Artificial Cells next fall in Paris. Registrations are open : www.edu.bio.ens.psl.eu/spip.php?art... For masters, PhD students and postdocs. Every wednesday, 5 to 7 PM, @espciparispsl.bsky.social from September to December. See below for the list of great teachers! 171912
Reposted by Renaud PoinclouxCesar Valades-Cruz @cessvala.bsky.social · 13/05/2026Happy to share 4polar3D #SMOLM @natcomms.nature.com! Great collab with S. Brasselet, @charitra.bsky.social,M. Sison, @agvesga.bsky.social,J. Rey-Barroso,V. Curcio,L. Alemán-Castañeda,M. Alonso, @renaudpoincloux.bsky.social & M. Mavrakis @institutfresnel.bsky.social @france-bioimaging.bsky.social CASnature.com4polar3D single molecule imaging of 3D orientation in dense actin networks using ratiometric polarization splitting - Nature CommunicationsThis article presents a method capable of imaging the 3D orientation and lateral positions of fluorescent single-molecule labels in cells. It is applied to the 3D organization of actin filaments withi... 092
Reposted by Renaud PoinclouxSBCF @sbcf.bsky.social · 04/05/2026Ready for #CellLaVie2026? Program & registration are live! Join us Oct 21–23, 2026 at Institut Pasteur, Paris, for multidisciplinary cell biology, imaging, talks, posters & outreach, w/ Manuel Théry's behind-the-scenes look at the Musée d’Orsay video-mapping project. www.atoutcom.com/cell-la-vie/ 03020
Reposted by Renaud PoinclouxIMAG'IC @imag-ic.bsky.social · 04/05/2026Poste à mobilité NOEMI IR BAC C, publié du 30 avril au 2 juin 2026 emploi.cnrs.fr/Offres/MOBIN... Pour nous rejoindre sur la plateforme de #microscopie photonique IMAG'IC Paris Si vous êtes intéressé n’hésitez pas à nous contacter dès maintenant ! 🔬emploi.cnrs.fr Portail Emploi CNRS - Offre d'emploi - Ingénieur-e en développement d'expérimentation H/F 021
Reposted by Renaud PoinclouxXavier Trepat @xaviertrepat.bsky.social · 17/04/2026Our latest work on shape-programmable tissues is out in @science.org. By positioning topological defects in cellular nematics, we encode frustrated 2D force fields that relax into predictable 3D shapes. Collaboration with Marino Arroyo’s lab, led by @pauguillamat.bsky.social at @ibecbarcelona.eu. 718464
Reposted by Renaud PoinclouxSBCF @sbcf.bsky.social · 25/03/2026🏆 Prix Jeune Chercheur SBCF 2026 décerné à Matthieu Platre (INRAE, IPSiM) ! Une distinction qui récompense ses travaux sur l’organisation membranaire, la signalisation cellulaire et la modélisation du système racinaire 🌱 Remise du prix au congrès #CellLaVie (21–23 oct. 2026, Institut Pasteur) 0236
Reposted by Renaud PoinclouxSBCF @sbcf.bsky.social · 16/03/2026📢 Élections 2026 – Conseil d’administration SBCF L’appel à candidatures est ouvert ! 🗓 16 mars → 20 avril 2026 4 sièges à renouveler pour contribuer aux actions de la SBCF (bourses, prix, initiatives scientifiques, médiation). 🗳 Élections : 22–29 avril 👉 Candidater : sbcf.fr 063
Reposted by Renaud PoinclouxTurlier lab @turlierlab.bsky.social · 13/03/2026Excited to start a new chapter with my team’s relocation to the Pink City, at @cbitoulouse.bsky.social! Looking forward to new scientific interactions on campus (@laas, LPT, IRIT, ANITI…) at the interface of biology, physics & computational science. @cnrsbiologie.bsky.social @occitanie.bsky.social 5245
Reposted by Renaud PoinclouxGdR ImaBio 🔬 @gdrimabio.bsky.social · 12/03/2026The @gdraqv.bsky.social "Approches Quantitatives du Vivant" is organizing its annual conference, "AQV Days 2026". 🗓️ From the 11th to 13th May 📍 At the @cnrs.fr centre of Aussois (Savoie) 👉 registration, and other practical information : 🔗 aqv-days-2026.sciencesconf.org/%60 #AQVDays2026 144
Reposted by Renaud PoinclouxOded Rechavi @odedrechavi.bsky.social · 26/02/2026It’s finally out! Together with @embopress.org and @reviewcommons.org, we conducted a structured side-by-side comparison of human peer review and our AI scientific review (see thread 👇👇👇🔥). 27838
Reposted by Renaud PoinclouxBenjamin Friedrich @friedrich-group.bsky.social · 26/02/2026Just published: chemotactic sperm cells become phototactic 💡- by loading photo-activatable second messengers. This allows to "reverse-engineer" chemotactic signaling dynamics and expose cells to signals they would never see in the wild. Honoured to be part of this collaboration with the Kaupp lab. 26818
Reposted by Renaud PoinclouxSBCF @sbcf.bsky.social · 17/02/2026📢 Biology of the Cell is looking for its next Editor-in-Chief and 1–2 Associate Editors. Interested or know someone who would be a great fit? Get in touch and share widely. Learn more: tinyurl.com/mrts37u9 Let’s shape the next chapter together. 033
Reposted by Renaud PoinclouxOded Rechavi @odedrechavi.bsky.social · 03/02/2026When you agree to serve in a committee 012515
Reposted by Renaud PoinclouxAlexa Mattheyses @mattheyseslab.bsky.social · 14/01/2026Mechanobiologists - cool virtual seminar tomorrow! 011
Reposted by Renaud PoinclouxOded Rechavi @odedrechavi.bsky.social · 15/01/2026www.qedscience.comqedscience.comq.e.d ScienceCritical Thinking AI for constructive criticism and science evaluation 042
Reposted by Renaud Poinclouxmyosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 07/01/2026The MYO1F interactome reveals ASAP1, CD2AP and SH3KBP1 as novel adaptor proteins in podosomes and phagosomes journals.biologists.com/jcs/article/... 032
Reposted by Renaud PoinclouxJavier Boix @jboixcampos.bsky.social · 07/01/2026Our work is finally published in @science.org Advances! 🎉 My very first paper, and what a journey it's been 🙂↕️ Huge thanks to the whole team, and especially to @pjsaez.bsky.social for believing in me. It turned out way better than I could've ever dreamt ✨ 📄 science.org/doi/10.1126/sciadv.ads2734science.orgTrade-off between branching and polarity controls decision-making during cell migrationHighly branched cells require fine-tuning of polarity and shape dynamics to ensure balance between exploration and migration. 1186
Reposted by Renaud PoinclouxSBCF @sbcf.bsky.social · 23/12/2025🎉 Congrats to Louise Fougère, winner of the #SBCF PhD Award 2025! Her work using Arabidopsis, in Yohann Boutté’s lab (Univ. Bordeaux / CNRS) identified a novel ER–Golgi intermediate network, advancing our understanding of Golgi maturation, with key results published in Nature Cell Biology. 095
Reposted by Renaud PoinclouxYamuna Krishnan @krishnanyamuna.bsky.social · 17/12/2025Organelles do NOT have a single uniform pH. And if you think they must, because “protons diffuse fast,” this paper is for you. A thread on why that assumption is wrong; and what we found instead. 🧵 1/n 29547230
Reposted by Renaud PoinclouxAgathe Chaigne @agathechaigne.bsky.social · 18/12/2025My lab is hiring a postdoc (ERC funded)! If you're interested, get in touch! 35966
Reposted by Renaud PoinclouxAndy Moore @aaandmoore.bsky.social · 25/11/2025I like this movie, but a friend of mine likes to complain about the obvious stitching artifacts. I'll try harder next time, Michael. Vimentin (orange) and ER (blue) in an overnight acquisition. 1536
Reposted by Renaud PoinclouxTheoretical Biophysics @theobiophysics.bsky.social · 09/12/2025Calling all bio-theory lovers! If you are into mathematical modeling in life science, quantitative and computational biology come collaborate with us! The Theoretical Biophysics channel is looking for contributors! Check it out: sites.google.com/view/theoret... DM if interested! 1105
Reposted by Renaud PoinclouxRomet/Jegou lab @romet-jegou-lab.bsky.social · 10/12/2025📢 Deadline approaching fast 📢 to submit an abstract for the great cytoskeleton extravaganza! 01813
Reposted by Renaud PoinclouxOlivier Neyrolles @oneyrolles.bsky.social · 11/12/2025🚨 𝐍𝐞𝐰 𝐩𝐫𝐞𝐩𝐫𝐢𝐧𝐭 𝐟𝐫𝐨𝐦 𝐨𝐮𝐫 𝐥𝐚𝐛, 𝐚𝐧𝐝 𝐚 𝐟𝐢𝐫𝐬𝐭 𝐢𝐧 𝐭𝐡𝐞 𝐓𝐁 𝐟𝐢𝐞𝐥𝐝! 🚨 We’re thrilled to share our new study revealing how the chromatin regulator SP140 preserves protective T cell immunity during #tuberculosis infection by restraining harmful type I IFN responses. 📖 𝗥𝗲𝗮𝗱 𝘁𝗵𝗲 𝗽𝗿𝗲𝗽𝗿𝗶𝗻𝘁: shorturl.at/r5jd9 1229
Reposted by Renaud PoinclouxPhysics of Life Dresden @poldresden.bsky.social · 10/12/2025🚨Job Opportunity for #Postdocs! We’re searching for a talented postdoctoral scientist to join our team, and explore meiotic spindle self-organization at the crossroads of biology and physics 🔬👩🔬 🔗 Curious? Apply now: tud.link/7fmgeg 🗓️ Deadline: January 14, 2026 Please share with your network! 074
Reposted by Renaud PoinclouxSFB 1348 @sfb1348.bsky.social · 27/10/2025Mark your calendars! The next SFB 1348 International Meeting will take place in #Münster from May 27-29, 2026, with a focus on #Mechanochemical signals at cellular interfaces. Stay tuned for more details and updates at www.uni-muenster.de/SFB1348/en/m... 04832
Reposted by Renaud PoinclouxEMBO @embo.org · 08/12/2025Last day to submit your abstract for the EMBO Workshop "Intracellular mechanics and organelle #mechanobiology" in #Barcelona, ES, 16–20 Feb 2026. Registration (in person/virtual) by 20 Dec 2025/1 Feb 2026 meetings.embo.org/event/26-organell… #EMBOmechanobio #EMBOevents 🧪 095
Reposted by Renaud PoinclouxManuel Thery @manuelthery.bsky.social · 27/11/2025So called microtubule organizing centers (MTOCs) are not "organizing centers". They don't control their position (network center), nor MT orientation, length and shape (network shape). The actual organizers are MTs, molecular motors and regulators of MT +ends. MTOCs nucleate MTs. Let's rename MTOCs. 106716
Reposted by Renaud PoinclouxCecile Leduc @cecileleduc.bsky.social · 24/11/2025is there a direct crosstalk between actin and vimentin intermediate filaments? Our work shows that vimentin promotes actin assembly by stabilizing ATP-subunits at the barbed end. Fantastic work done by @lilianpaty.bsky.social with @romet-jegou-lab.bsky.social www.biorxiv.org/content/10.1... 04420
Reposted by Renaud PoinclouxpreLights @prelights.bsky.social · 19/11/2025Reliable actin labelling in expansion #microscopy 🔬 Beautiful #preprint from Olivier Mercey, @lreymond.bsky.social & team @dudinlab.bsky.social @centriolelab.bsky.social Read the latest #preLight from @kanishka03.bsky.social ⬇️👀 prelights.biologists.com/highlights/h...prelights.biologists.comHAK-actin, U-ExM-compatible probe to image the actin cytoskeleton - preLightsHAK-actin is a new probe that may help researchers see the actin cytoskeleton in sharper detail using expansion microscopy. 04613
Reposted by Renaud PoinclouxLucien Hinderling @lhinderling.bsky.social · 18/11/2025Last-minute advert for the Convpaint workshop at I2K by Roman Schwob! Interactive segmentation in @napari.org. Today 2:00 PM CET. Free registration: www.i2kconference.org/workshops 0157
Reposted by Renaud PoinclouxPau Guillamat @pauguillamat.bsky.social · 12/11/2025Microfluidic pumping with active nematics! Self-organized and self-sustained. No external pumps. @pnas.org @ub.edu www.pnas.org/doi/10.1073/... #ActiveMatter #Microfluidics #SoftMatterpnas.orgActive nematic pumps | PNASMicrofluidics involves the manipulation of flows at the microscale, typically requiring external power sources to generate pressure gradients. Alte... 23413
Reposted by Renaud Poinclouxepithelial mechanics fan club @epimechfc.bsky.social · 23/10/2025🎉🎉 We finally have a website! 🎉🎉 Did you miss a thread? Want to know who our delegates are? Do you want to join our big club? Check it out: epithelialmechanics.github.io Huge thanks to all thread-contributors and to you for following us!epithelialmechanics.github.ioEpithelial Mechanics Fan Club 03917
Reposted by Renaud PoinclouxManuel Thery @manuelthery.bsky.social · 14/10/2025We hire! The CytoMorpho Lab is looking for an engineer with a background in cell and molecular biology to join our team in Paris. This is a 18-month contract position, but we're open to exploring long-term opportunities. More details here: cytomorpholab.com/index.php/jo... 08373
Reposted by Renaud PoinclouxEMBO @embo.org · 07/10/2025Learn all things #cytoskeleton #research in an interdisciplinary environment at EMBO Workshop "Structure and Function of the Cytoskeleton" in Paris, FR, 7–10 April 2026. Deadline: 20 December 2025 meetings.embo.org/event/26-cytoskel… #EMBOCytoskeletalFunction #EMBOevents #conference 🧪 meetings.embo.orgStructure and Function of the CytoskeletonThe cytoskeleton, a dynamic and intricate network of protein filaments, is found within the cytoplasm of all cells, from bacteria and archaea to complex eukaryotes. This essential cellular component … 03131
Reposted by Renaud PoinclouxAdrian Liston @labliston.bsky.social · 06/10/2025A small primer on the #NobelPrize awarded to Mary E. Brunkow, Fred Ramsdell and Shimon Sakaguchi today. This prize was for combining two separate fields of immunology research - genetic research on IPEX and immunology research of regulatory T cells (#Tregs), with enormous impact on biology/medicine 215572
Reposted by Renaud PoinclouxGdR ImaBio 🔬 @gdrimabio.bsky.social · 05/10/2025#Mifobio2025 Focus on the module 5: 👉 Physical measurements, control and handling -Mechanobiology We are delighted to welcome Daria BONAZZI @pasteur.fr @ijmonod.bsky.social Lecture : “How Mechanical Forces Shape Bacterial Infections?” 👉 imabio-cnrs.fr #GDRimabio #microscopy #biological_imaging 2149
Reposted by Renaud PoinclouxCNRS Biologie @cnrsbiologie.bsky.social · 30/09/2025#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/XzsDfr3insb.cnrs.frQuand ses voisins mettent la pression, la cellule prend son destin en mainL’émergence des formes est l’un des moments les plus fascinants de l’embryogenèse. 173
Reposted by Renaud PoinclouxJournal of Cell Science @jcellsci.bsky.social · 09/07/2025Journal 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... 03315