Herve Celia
@hervecelia.bsky.social
Structural biologist, mostly cryoEM, mostly working on the Ton membrane motor protein, father of two
Reposted by Herve Celia
We have a position open in our core facility in the @pasteur.fr . Please share it and / or apply!
forum.image.sc/t/research-e...
forum.image.sc/t/research-e...
Research engineer in Bioimage Analysis. Institut Pasteur, Image Analysis Hub - 2026
Dear all Below is an announcement for a permanent position as a Research Engineer in the Institut Pasteur, Paris. There is a flyer attached at the bottom. We are looking ideally for a Bioimage An...
forum.image.sc
October 5, 2026 at 3:59 PM
We have a position open in our core facility in the @pasteur.fr . Please share it and / or apply!
forum.image.sc/t/research-e...
forum.image.sc/t/research-e...
A type VI secretion ADP-ribosyltransferase Rhs toxin selectively modifies charged tRNAThr(GGU) anticodon loops to block ACC codon decoding
academic.oup.com/nar/article/...
academic.oup.com/nar/article/...
A type VI secretion ADP-ribosyltransferase Rhs toxin selectively modifies charged tRNAThr(GGU) anticodon loops to block ACC codon decoding
Abstract. The type VI secretion system (T6SS) is a sophisticated machine that uses a contractile mechanism to deliver antibacterial toxins into neighboring
academic.oup.com
October 2, 2026 at 4:01 PM
A type VI secretion ADP-ribosyltransferase Rhs toxin selectively modifies charged tRNAThr(GGU) anticodon loops to block ACC codon decoding
academic.oup.com/nar/article/...
academic.oup.com/nar/article/...
Reposted by Herve Celia
The possibility of losing a 3-mile loop of road has stirred fears among the runners, cyclists, fishermen, birders and others who use it.
Lawmakers are beginning to raise concerns about Ohio Drive in East Potomac Park, too.
Lawmakers are beginning to raise concerns about Ohio Drive in East Potomac Park, too.
Trump’s upscale golf plan could destroy a D.C. haven for cyclists, runners
The president wants to eliminate the public road that loops around the Hains Point peninsula, allowing the golf course to stretch to the water’s edge.
www.washingtonpost.com
October 1, 2026 at 1:00 AM
The possibility of losing a 3-mile loop of road has stirred fears among the runners, cyclists, fishermen, birders and others who use it.
Lawmakers are beginning to raise concerns about Ohio Drive in East Potomac Park, too.
Lawmakers are beginning to raise concerns about Ohio Drive in East Potomac Park, too.
Reposted by Herve Celia
Always great to see a paper on BioRxiv that reaches the same conclusions, using similar lines of evidence, to a paper that we put on BioRxiv 7 months ago and published in PNAS a month before theirs was posted — but doesn't cite our work.
Here's our paper.
Here's our paper.
β-strand addition within tip initiation complexes licenses assembly of diverse type IV filaments | PNAS
PilC/PilY1 proteins are tip-located adhesins of type IV pili (T4P) that are critical
for T4P function in diverse behaviors including twitching moti...
www.pnas.org
September 24, 2026 at 4:51 PM
Always great to see a paper on BioRxiv that reaches the same conclusions, using similar lines of evidence, to a paper that we put on BioRxiv 7 months ago and published in PNAS a month before theirs was posted — but doesn't cite our work.
Here's our paper.
Here's our paper.
Reposted by Herve Celia
Is there a recent review that summarises all the biggest, baddest, most mind-boggling #cryoEM structures out there? What I need is basically just 10 pages worth of "look at this crazy thing!" Suggestions welcome! 😆
September 16, 2026 at 8:56 AM
Is there a recent review that summarises all the biggest, baddest, most mind-boggling #cryoEM structures out there? What I need is basically just 10 pages worth of "look at this crazy thing!" Suggestions welcome! 😆
“Et même à toi qui est forte comme une fusée
Et même à toi, qui est la vie même, Marcia
C'est la mort qui t'a emmenée”
www.lemonde.fr/disparitions...
Et même à toi, qui est la vie même, Marcia
C'est la mort qui t'a emmenée”
www.lemonde.fr/disparitions...
Catherine Ringer, célèbre voix des Rita Mitsouko, est morte à l’âge de 68 ans
La chanteuse s’était fait connaître grâce au succès du groupe Les Rita Mitsouko, formé avec Fred Chichin, et notamment de leurs tubes « Marcia Baïla » et « Andy ».
www.lemonde.fr
September 15, 2026 at 4:47 PM
“Et même à toi qui est forte comme une fusée
Et même à toi, qui est la vie même, Marcia
C'est la mort qui t'a emmenée”
www.lemonde.fr/disparitions...
Et même à toi, qui est la vie même, Marcia
C'est la mort qui t'a emmenée”
www.lemonde.fr/disparitions...
Reposted by Herve Celia
⚠️ Be careful with VoteSafe .org. It is NOT an official voting website. It’s tied to Elon Musk’s America PAC and collects a lot of personal information from people who use it. Before you hand over your name, address, phone number, email and voter information, know who you’re giving it to.
September 10, 2026 at 4:53 PM
⚠️ Be careful with VoteSafe .org. It is NOT an official voting website. It’s tied to Elon Musk’s America PAC and collects a lot of personal information from people who use it. Before you hand over your name, address, phone number, email and voter information, know who you’re giving it to.
Reposted by Herve Celia
Les Musiques à Ouïr à Pantin La fête du vélo en musique ce Dimanche 21 septembre - La Régie du Vélo laregieduvelo.fr?Les-Musiques...
Les Musiques à Ouïr à Pantin
agenda de la Régie du Vélo Pantin
laregieduvelo.fr
September 16, 2025 at 2:31 PM
Les Musiques à Ouïr à Pantin La fête du vélo en musique ce Dimanche 21 septembre - La Régie du Vélo laregieduvelo.fr?Les-Musiques...
Reposted by Herve Celia
Cryo-EM structures of the SurA-BAM complex reveal conformational changes in outer membrane protein assembly pubmed.ncbi.nlm.nih.gov/42697891/ #cryoem
September 7, 2026 at 12:25 AM
Cryo-EM structures of the SurA-BAM complex reveal conformational changes in outer membrane protein assembly pubmed.ncbi.nlm.nih.gov/42697891/ #cryoem
Reposted by Herve Celia
Since TubuleJ (V2 !) 😅
github.com/dchretien35/...
github.com/dchretien35/...
GitHub - dchretien35/TubuleJ: TubuleJ is a plugin to ImageJ designed to analyze cryo-electron microscope images of fibers. The straightening part of TubuleJ can be used with various types of fibers, w...
TubuleJ is a plugin to ImageJ designed to analyze cryo-electron microscope images of fibers. The straightening part of TubuleJ can be used with various types of fibers, while the FFT analysis and 3...
github.com
August 28, 2026 at 4:48 PM
Since TubuleJ (V2 !) 😅
github.com/dchretien35/...
github.com/dchretien35/...
Reposted by Herve Celia
And now he's on github 🎉
Dear #Cryo-EM and #Microtubule lovers. TubulePy is online at github.com/dchretien35/...
TubulePy allows calculation of microtubule protofilament skew angles (θ) and helical parameters for different protofilament numbers (N) and helical-start numbers (S).
(1/2).
TubulePy allows calculation of microtubule protofilament skew angles (θ) and helical parameters for different protofilament numbers (N) and helical-start numbers (S).
(1/2).
GitHub - dchretien35/TubulePy: TubulePy allows calculation of microtubule helical parameters to built models from PDB files.
TubulePy allows calculation of microtubule helical parameters to built models from PDB files. - dchretien35/TubulePy
github.com
August 27, 2026 at 3:58 PM
And now he's on github 🎉
Reposted by Herve Celia
We're not changing the name of Lake Ontario. Name it whatever you want at your leisure: https://gulfof.mapquest.com/lakeontario
(tag us so we can see your work 🙂)
(tag us so we can see your work 🙂)
August 27, 2026 at 8:14 PM
We're not changing the name of Lake Ontario. Name it whatever you want at your leisure: https://gulfof.mapquest.com/lakeontario
(tag us so we can see your work 🙂)
(tag us so we can see your work 🙂)
Structure and Function of the Type IX Secretion System for Protein Secretion and Cellular Motility - www.annualreviews.org/content/jour...
Structure and Function of the Type IX Secretion System for Protein Secretion and Cellular Motility
The type IX secretion system (T9SS) is a Bacteroidota-specific multiprotein machine that supports a wide range of biological processes, from nutrient acquisition and surface modification to host inter...
www.annualreviews.org
August 24, 2026 at 4:25 PM
Structure and Function of the Type IX Secretion System for Protein Secretion and Cellular Motility - www.annualreviews.org/content/jour...
Structural insight into the role of the periplasmic chaperone Skp in pathogenic Neisseria: Structure www.cell.com/structure/fu...
Structural insight into the role of the periplasmic chaperone Skp in pathogenic Neisseria
Dubey et al. report crystal and cryo-EM structures of Neisserial Skp, a periplasmic
chaperone involved in outer-membrane protein and surface lipoprotein biogenesis. Unlike
trimeric E. coli Skp, NmSkp ...
www.cell.com
July 27, 2026 at 1:18 PM
Structural insight into the role of the periplasmic chaperone Skp in pathogenic Neisseria: Structure www.cell.com/structure/fu...
Reposted by Herve Celia
Dre Marthe Gautier, découvreuse de la Trisomie 21 @franceculture.fr
L'Effet Matilda, c'est ce phénomène qui veut que les femmes de science ne bénéficient que très peu des retombées de leurs découvertes, et ce au profit des hommes.
🎧 www.radiofrance.fr/francecultur...
L'Effet Matilda, c'est ce phénomène qui veut que les femmes de science ne bénéficient que très peu des retombées de leurs découvertes, et ce au profit des hommes.
🎧 www.radiofrance.fr/francecultur...
July 17, 2026 at 2:42 PM
Dre Marthe Gautier, découvreuse de la Trisomie 21 @franceculture.fr
L'Effet Matilda, c'est ce phénomène qui veut que les femmes de science ne bénéficient que très peu des retombées de leurs découvertes, et ce au profit des hommes.
🎧 www.radiofrance.fr/francecultur...
L'Effet Matilda, c'est ce phénomène qui veut que les femmes de science ne bénéficient que très peu des retombées de leurs découvertes, et ce au profit des hommes.
🎧 www.radiofrance.fr/francecultur...
Reposted by Herve Celia
Si tu es jeune chercheur - jeune chercheuse (thèse moins de 10 ans et statutaire depuis moins de 5 ans), tu m'intéresses 😬 #ESR #ANR
Élie Semoun: En toute cordialité et honneur
ALT: Élie Semoun: En toute cordialité et honneur
static.klipy.com
July 17, 2026 at 9:07 AM
Reposted by Herve Celia
Cartoonist: Bill Bramhall
July 17, 2026 at 8:38 AM
Cartoonist: Bill Bramhall
Reposted by Herve Celia
My department @eth-dbiol.bsky.social at ETH Zurich is hiring for a tenured professor in mol cell bio and biochemistry (associate/full). The position is within the Institute of Biochemistry (www.bc.biol.ethz.ch) and it is fairly open within their scope of research. www.nature.com/naturecareer...
Professor of Molecular Cell Biology and Biochemistry - Zurich, Switzerland job with ETH Zurich | 12861386
The Department of Biology at ETH Zurich invites applications for the above-mentioned tenured professorship at the Institute of Biochemistry
www.nature.com
July 6, 2026 at 7:37 AM
My department @eth-dbiol.bsky.social at ETH Zurich is hiring for a tenured professor in mol cell bio and biochemistry (associate/full). The position is within the Institute of Biochemistry (www.bc.biol.ethz.ch) and it is fairly open within their scope of research. www.nature.com/naturecareer...
Reposted by Herve Celia
Super excited to launch this search for a new endowed professor at the @biozentrum.unibas.ch! Join us to build a research cluster in Climate Biophysics! 🌍🌊🌾🔬🧪
This is a unique opportunity to create a community in Basel🇨🇭working together on this timely topic! ⏳🌡️
Questions? Please reach out! 👩🔬👨🔬
This is a unique opportunity to create a community in Basel🇨🇭working together on this timely topic! ⏳🌡️
Questions? Please reach out! 👩🔬👨🔬
New Assistant (tenure-track) or Associate Professor position in Climate #Biophysics! Join our international research community to explore fundamental molecular mechanisms underlying climate-relevant biological processes.
Apply by 7 Sept 2026! www.biozentrum.unibas.ch/de/open-posi...
Apply by 7 Sept 2026! www.biozentrum.unibas.ch/de/open-posi...
Assistant/Associate Professor in Climate Biophysics
www.biozentrum.unibas.ch
July 3, 2026 at 12:28 AM
Super excited to launch this search for a new endowed professor at the @biozentrum.unibas.ch! Join us to build a research cluster in Climate Biophysics! 🌍🌊🌾🔬🧪
This is a unique opportunity to create a community in Basel🇨🇭working together on this timely topic! ⏳🌡️
Questions? Please reach out! 👩🔬👨🔬
This is a unique opportunity to create a community in Basel🇨🇭working together on this timely topic! ⏳🌡️
Questions? Please reach out! 👩🔬👨🔬
Reposted by Herve Celia
Stress-induced Membrane Insertion at the β-Barrel Assembly Machinery Complex Regulates BepA Metalloprotease Activity www.biorxiv.org/content/10.64898/2026.07.01.735768v1 #cryoem
July 2, 2026 at 12:56 PM
Stress-induced Membrane Insertion at the β-Barrel Assembly Machinery Complex Regulates BepA Metalloprotease Activity www.biorxiv.org/content/10.64898/2026.07.01.735768v1 #cryoem
Reposted by Herve Celia
Cartoon by @jamesdfmellor.bsky.social
June 27, 2026 at 5:17 PM
Cartoon by @jamesdfmellor.bsky.social