Renaud Poincloux
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renaudpoincloux.bsky.social
Renaud Poincloux
@renaudpoincloux.bsky.social
❤️cell (mechano)biology, microscopy, cell migration, macrophages & podosomes. Runs phagocyte architecture & dynamics lab with @ChrisVerollet @IpbsToulouse
Reposted by Renaud Poincloux
Last-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
November 18, 2025 at 12:13 PM
Reposted by Renaud Poincloux
Microfluidic pumping with active nematics! Self-organized and self-sustained. No external pumps.

@pnas.org @ub.edu

www.pnas.org/doi/10.1073/...

#ActiveMatter #Microfluidics #SoftMatter
Active nematic pumps | PNAS
Microfluidics involves the manipulation of flows at the microscale, typically requiring external power sources to generate pressure gradients. Alte...
www.pnas.org
November 12, 2025 at 7:20 PM
Reposted by Renaud Poincloux
🎉🎉 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!
Epithelial Mechanics Fan Club
epithelialmechanics.github.io
October 23, 2025 at 7:00 AM
Reposted by Renaud Poincloux
We 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...
October 14, 2025 at 1:50 PM
Reposted by Renaud Poincloux
Learn 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

https://meetings.embo.org/event/26-cytoskeleton
#EMBOCytoskeletalFunction #EMBOevents #conference 🧪
Structure and Function of the Cytoskeleton
The 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 …
meetings.embo.org
October 7, 2025 at 3:35 PM
Reposted by Renaud Poincloux
A 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
October 6, 2025 at 11:21 AM
Reposted by Renaud Poincloux
#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
October 5, 2025 at 3:45 PM
Reposted by Renaud Poincloux
#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
Quand ses voisins mettent la pression, la cellule prend son destin en main
L’émergence des formes est l’un des moments les plus fascinants de l’embryogenèse.
www.insb.cnrs.fr
September 30, 2025 at 10:02 AM
Reposted by Renaud Poincloux
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...
July 9, 2025 at 3:25 PM
Reposted by Renaud Poincloux
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...
August 29, 2025 at 10:37 PM
Reposted by Renaud Poincloux
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 🧬🧪
September 23, 2025 at 5:08 PM
Reposted by Renaud Poincloux
Up to 9-channel (3x3 colors) imaging using engineering fluorescent proteins (mTurquoise, mNeonGreen, mScarlet) with distinct lifetimes 🌈😎 🧪
www.cell.com/cell/abstrac...
September 23, 2025 at 7:57 AM
Reposted by Renaud Poincloux
🔔🧪 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/...
Mechanobiology of the Extracellular Matrix
This Collection aims to highlight fundamental and translational advances in ECM mechanobiology.
www.nature.com
August 14, 2025 at 3:18 PM
Reposted by Renaud Poincloux
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
Inorganic sulfate is critical for Mycobacterium tuberculosis lung tissue colonization and redox balance | PNAS
Tuberculosis remains the deadliest infectious disease caused by a single pathogen, highlighting the urgent need for novel therapies. A deeper under...
www.pnas.org
September 23, 2025 at 3:32 AM
Reposted by Renaud Poincloux
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
In memoriam of Prof. Michael P. Sheetz – Forces at Play: emerging themes in Mechanobiology - Sciencesconf.org
mikeinmemoriam.sciencesconf.org
September 18, 2025 at 7:02 AM
Reposted by Renaud Poincloux
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
September 18, 2025 at 8:50 AM
Reposted by Renaud Poincloux
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:
September 18, 2025 at 6:47 AM
Reposted by Renaud Poincloux
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
Arp2/3-mediated bidirectional actin assembly by SPIN90 dimers
Nature Structural & Molecular Biology - Liu et al. show that SPIN90 dimerizes and binds two Arp2/3 complexes to nucleate two bidirectional actin filaments and the dimerization domain is...
rdcu.be
September 16, 2025 at 6:09 AM
Reposted by Renaud Poincloux
📢 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
September 15, 2025 at 11:54 AM
Reposted by Renaud Poincloux
📣 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
September 10, 2025 at 9:14 AM
Reposted by Renaud Poincloux
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...
September 2, 2025 at 7:48 AM
Reposted by Renaud Poincloux
🧵 🧪 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.
June 18, 2025 at 5:07 PM
Reposted by Renaud Poincloux
🔬 #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
⏰ 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
🔥 We've already received over a third of pre-registrations!

#Mifobio2025 is already shaping up to be a highly attractive event...

Don't delay in pre-registering!
👉 imabio-cnrs.fr

@cnrs.fr @cnrsbiologie.bsky.social @cnrsingenierie.bsky.social @cnrs-inist.bsky.social
June 6, 2025 at 11:17 AM
Reposted by Renaud Poincloux
50 Years of Cell Biology: German Society for Cell Biology Meeting, October 26 – 29, 2025 | Heidelberg, Germany
Early bird registration deadline: June 15, 2025
June 3, 2025 at 4:33 AM