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Laeschkir Würthner

@lwuerthner.bsky.social
89 followers 154 following 12 posts

Postdoctoral researcher at EMBL Heidelberg (Graf group) | PhD in Theoretical Biophysics from LMU Munich. | www.lwuerthner.com

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Reposted by Laeschkir Würthner
Monika Scholz @monikakscholz.bsky.social · 01/10/2026
Come be our colleague @mpinb.mpg.de ! jobs.b-ite.com/jobposting/4... Bonn has a great community of neuroscientists and it's been a great place to start a group! #neuroethology @neuroethology.org
jobs.b-ite.com
Max Planck Research Group Leader (W2) in Neuroethology (m/f/div)
limited contract
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NSF-Simons NITMB @nitmb.bsky.social · 13/08/2026
What's next for research at the interface of mathematics and biology? Participants gathered at NITMB this week for the NITMB MathBio Ideathon, a three-day workshop focused on the generation of new collaborations Thank you to the organizers and all participants for joining us!
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NSF-Simons NITMB @nitmb.bsky.social · 04/08/2026
Understanding how complex, multi-scale biological systems operate in a constantly changing environment is a challenging scientific problem Join us in November for the Multi-scale Biological Adaptation to Environmental Variability workshop! www.nitmb.org/multiscale-b...
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Laeschkir Würthner @lwuerthner.bsky.social · 29/07/2026
It was a pleasure to speak in the work-in-progress seminar. Thanks a lot for the invitation, and to everyone who came and gave feedback.
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Laeschkir Würthner @lwuerthner.bsky.social · 02/07/2026
Excited to share that I'll be at the NITMB @nitmb.bsky.social and the University of Chicago as a Visiting Scholar from July to September. I'm looking forward to discussing science with the Chicago community. If you're in the area and would like to meet for a coffee chat, feel free to reach out!
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Ulrich Schwarz @ulrichschwarz.bsky.social · 18/06/2026
How can one dynamically change the stiffness of a material? Nature knows how to do this, but would be a synthetic solution? Read our answer published in J Mech Phys Solids doi.org/10.1016/j.jm...
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Nicoletta Petridou @nicolettapetridou.bsky.social · 02/06/2026
Here the published version of our work on uncoupling different types of tissue phase transitions during development! Find out more on how contact surface tension-driven rigidity transitions trigger tricellular junction formation and initiate epithelial organization! @natphys.nature.com
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Ulrich Schwarz @ulrichschwarz.bsky.social · 23/05/2026
Fever - friend or foe? Happy to announce our International Marsilius Academy Feel the Heat – Science and Histories of Fever 📅 20–25 September 2026 | Marsilius Kolleg, Heidelberg ⏰ Application deadline: 14 June 2026 👉 More information and application: lnkd.in/eEmXDYgZ
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Nicoletta Petridou @nicolettapetridou.bsky.social · 15/05/2026
Glad to see this out in its final form! www.nature.com/articles/s41... What changed since the preprint? Wonderful experiments disentangling the effect of receptor binding vs tissue porosity on Nodal diffusion, plus one of the smoothest review experiences! Thanks @natcellbio.nature.com & reviewers 🙏
nature.com
Tissue rigidity phase transition shapes morphogen gradients - Nature Cell Biology
Autorino et al. report a feedback loop between Nodal signalling and tissue phase transitions in zebrafish embryos. Nodal alters adhesion, triggering tissue rigidification and reduced porosity, which l...
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EMBL @embl.org · 04/05/2026
EMBL graduated its biggest class ever at the end of April, celebrating with 60 fellows who submitted or defended their theses over the past 12 months. Representing 22 different countries, EMBL graduates continued to show a diversity in science as well as background. Congratulations graduates!
group photo of scientists
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EMBL @embl.org · 31/03/2026
Welcome, Tony Hyman! EMBL welcomes its new Director General, Tony Hyman, as he takes up the mandate of leading EMBL's six sites. www.embl.org/news/embl-an...
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EMBL DB unit @embldbunit.bsky.social · 24/03/2026
Great start at #EESBioOsc 👏
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Marianne Bauer @mariannebauer.bsky.social · 20/03/2026
Our paper on inferring Wnt signals just got published with PRR! doi.org/10.1103/f7qj...
 We use ideas from efficient coding to infer the best possible set of Wnt signals for cells to respond to: these signals are discrete, and do not need to be fine-tuned. (1/n)
doi.org
Optimizing information transmission in optogenetic Wnt signaling
Populations of cells regulate gene expression in response to external signals, but their ability to make reliable collective decisions is limited by both intrinsic noise in molecular signaling and var...
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Nicoletta Petridou @nicolettapetridou.bsky.social · 04/03/2026
We have extended the abstract deadline by a week! Looking forward to seeing you many of you here!
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Wolfgang Huber @wkhuber.bsky.social · 13/02/2026
Job offer: PhD-level biostatistician with ML&omics experience to work on prediction models for CAR T cell therapy, in an exciting clinical trial - spatial omics - data science consortium (LOOP/INTeRCePT3.0 centered in Zurich; this position in Heidelberg) embl.wd103.myworkdayjobs.com/en-GB/EMBL/j...
Screenshot of Job AdEMBL site in HeidelbergZurich, incl. a bit of UZH/USZ
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Marianne Bauer @mariannebauer.bsky.social · 30/01/2026
In a really fun collaboration with Max Wilson’s lab at UCSB, we’ve developed a simple model that can capture the non-monotonic expression of Wnt target genes with respect to frequency in periodic (optogenetic) Wnt pulses: elifesciences.org/articles/107.... Great work Sam, Olivier, Naomi and Ryan :)
elifesciences.org
Anti-resonance in developmental signaling regulates cell fate decisions
Human cells decode dynamics Wnt signals using an anti-resonant filter that suppresses intermediate-frequency inputs and is capable of redirecting developmental fate outcomes, including germ-layer spec...
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Laeschkir Würthner @lwuerthner.bsky.social · 27/01/2026
Our paper titled "Geometry of disordered porous environments regulates cell migration" has been published and highlighted as Editor's Suggestion in Phys. Rev. E. doi.org/10.1103/hvtd...
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EMBL DB unit @embldbunit.bsky.social · 22/01/2026
✨ At this week's DB seminar, Magdalena Schindler @lena-schindler.bsky.social, a postdoc in the Petridou group @nicolettapetridou.bsky.social @embl.org, presented her work on how cell cycle synchrony affects tissue-level mechanical transitions at the onset of morphogenesis in zebrafish embryos 🐟 🔬
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Marianne Bauer @mariannebauer.bsky.social · 09/01/2026
The first paper from my group just got published: doi.org/10.1103/cx3r... Local clustering of transcription factors at binding sites can be beneficial for information transfer -- a relief for taking infomax ideas seriously :) And it helps the binding sites achieve a sweet spot in the IB plane.
doi.org
Weak Transcription Factor Clustering at Binding Sites can Facilitate Information Transfer from Molecular Signals
By analyzing bicoid regulation in the fruit fly embryo, this study shows that weak clustering of transcription factors can enable maximal transfer of information from molecular signals to downstream g...
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Pablo J. Sáez @pjsaez.bsky.social · 01/01/2026
#HappyNewYear ! Let's start 2026 with a @cellcommlab.bsky.social paper How many branches is OK during #CellMigration? It depends on the #cell: for ex. immune cells are just fine. In collab. w. #NirGov @hfspo.bsky.social Full www.science.org/doi/10.1126/... @focalplane.bsky.social @science.org 🧪🔬
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Erwin Frey @physicsoflifelmu.bsky.social · 16/12/2025
Join us for #MECO51 (51st Middle European Cooperation in Statistical Physics), 18–22 May 2026 in Pont-à-Mousson, France (Abbaye des Prémontrés). Invited & contributed talks, posters & best-poster prize. meco51.sciencesconf.org
meco51.sciencesconf.org
Middle European Cooperation in Statistical Physics (51ème édition) - Sciencesconf.org
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Erwin Frey @physicsoflifelmu.bsky.social · 09/12/2025
🧪⚛️ “Turing foams” in the Min system—now seen in experiment. Non-equilibrium protein currents create foam-like interfaces obeying Plateau laws and even splitting like tiny dividing cells. Stunning video from Petra Schwille’s lab; the whole story is here: www.nature.com/articles/s41...
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Erwin Frey @physicsoflifelmu.bsky.social · 06/12/2025
Here the correct link: www.nature.com/articles/s41...
nature.com
Protein pattern morphology and dynamics emerging from effective interfacial tension - Nature Physics
Protein patterns enable cellular processes. A general theory now identifies a non-equilibrium mechanism that generates an effective interfacial tension, shaping the geometry and intrinsic length scale...
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Erwin Frey @physicsoflifelmu.bsky.social · 06/12/2025
Liquid gears and conveyor belts: We show how the interplay between phase-separation and chemotactic interactions gives rise to persistent capillary waves that drive the formation of active “gears” and “conveyor belts”. link.aps.org/doi/10.1103/...
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Erwin Frey @physicsoflifelmu.bsky.social · 06/12/2025
🧪⚛️ Surface tension—driven by non-equilibrium currents not forces—in pattern formation leads to the same type of interface laws as in liquid foams: Plateau laws, von Neumann evolution; and a new emergent phenomenon: domain splitting akin to cell division. nature.com/articles/s4156…
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Erwin Frey @physicsoflifelmu.bsky.social · 27/11/2025
🧪 Geometry beats chemistry: we show that self-assembly can be controlled by tuning large-scale geometric parameters rather than molecular binding energies. PNAS: doi.org/10.1073/pnas... Video summary: www.youtube.com/watch?v=6FS3... #SelfAssembly #Biophysics #PhysicsOfLife
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EMBL @embl.org · 27/11/2025
Anthony A. Hyman will become EMBL’s next Director General. He joins EMBL from @mpi-cbg.de in Dresden. He is also Professor of Molecular Biology @tudresden.bsky.social, and was a group leader at EMBL Heidelberg from 1993 to 1999. www.embl.org/news/people-...
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Ulrich Schwarz @ulrichschwarz.bsky.social · 24/11/2025
📢 Paper alert 📢 Chirality is known to be important for the movement of microorganisms and active matter. In our new paper out today in @natphys.nature.com, we show that chirality is used by malaria parasites to control their motion patterns: doi.org/10.1038/s415... Here comes a 🧵 ... (1/9)
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Nicoletta Petridou @nicolettapetridou.bsky.social · 19/11/2025
One more week to apply for this exciting symposium on collective behaviour 👇👇👇
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Nicoletta Petridou @nicolettapetridou.bsky.social · 07/11/2025
Only a few days left for abstract submission at the brand new EMBO|EMBL Symposium Collectivity in living systems: emergence, function and evolution. We have stellar speakers in cell, animal collectives & beyond @priscaliberali.bsky.social @icouzin.bsky.social @ricardsole.bsky.social Join us!
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EMBL DB unit @embldbunit.bsky.social · 24/09/2025
✨ Back from summer break with 2 great DB seminars @embl.org! Andrew Hogan (van Gestel group) on protist predation defences & Simon Knoblich (Aulehla group) on calcium waves in Medaka gastrulation. Exciting research happening in the DB unit 🔥 #DevelopmentalBiology
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Laeschkir Würthner @lwuerthner.bsky.social · 20/09/2025
If you are interested in theory at the intersection of physics and biology, this is your chance! Andriy is a very nice and creative scientist, I can highly recommend joining his group.
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Laeschkir Würthner @lwuerthner.bsky.social · 19/09/2025
New preprint: We use computational modeling and theory to study cell migration in fibrous porous media – the characteristic structure of the ECM. Our work reveals transient cell motility modes and 'porotaxis' – directed motion due to spatial heterogeneities in confinement. doi.org/10.1101/2025...
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Jan Rombouts @janrombouts.bsky.social · 18/09/2025
Please allow me to introduce... our new preprint 🎉 Together with Michael Zhao, Anna Erzberger and Alexander Aulehla, we investigate pattern formation due to aggregation in confined systems. You can find it at arxiv.org/abs/2509.08533 @michaelzhao.bsky.social @erzbergerlab.bsky.social
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David Brückner @davidbrueckner.bsky.social · 15/09/2025
We're looking for highly motivated candidates for PhD positions in the physics of living systems. Our group uses theoretical physics to understand how cells collectively self-organize. If you're interested, get in touch & check out the Biozentrum PhD Fellowship program, deadline October 12th!
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EMBL @embl.org · 04/09/2025
Congratulations, Michael Dorrity and Anna Erzberger! The two EMBL Heidelberg group leaders have received ERC Starting Grants that will enable ambitious projects related to developmental timing and tissue self-organisation, respectively. Learn more: www.embl.org/news/awards-...
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Laeschkir Würthner @lwuerthner.bsky.social · 14/08/2025
Chronic lymphocytic leukemia (CLL) cells manipulate their microenvironment for survival. Using a 3D bone marrow model, we show that CLL cells accumulate at the core, reprogram stromal cells to generate a pro-tumor environment, and exploit other (healthy) cells as a 'shield'. doi.org/10.1002/hem3...
doi.org
3D Tumor microenvironment interaction reveals AP‐1 complex regulation and contact‐mediated reprogramming of bone marrow stromal cells in chronic lymphocytic leukemia
Chronic lymphocytic leukemia (CLL) cells actively reprogram their tumor microenvironment (TME) to promote drug resistance and tumor progression. Tumor cell survival critically depends on heterotypic ....
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EMBL DB unit @embldbunit.bsky.social · 01/08/2025
It's been a busy month at the DB unit at EMBL #PhDdefence Simona Gioe', from the Aulehla group, successfully defended her PhD thesis, which was titled 'Investigating the functional role of oscillatory signalling via experimental entrainment of the somite segmentation clock'. Congrats, Simona 🥳🎓
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Camilla Autorino @cami-autorino.bsky.social · 31/07/2025
Happy to share that I defended my PhD this week! ✨✨It has been an amazing adventure full of learning, great science and incredible people here at @embl.org!✨✨ Looking forward to the next steps in my scientific journey 🔬🐟💛 If you haven't yet, check the preprint of my PhD research: bit.ly/45eBxOg
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EMBL DB unit @embldbunit.bsky.social · 25/07/2025
✨ In this week's DB unit seminar, Michael Zhao, a postdoc in the Aulhela group, shared insights on how he uses a combination of experimental data and theoretical models to study patterning and collective behaviour in the presomitic mesoderm #Patterning #CollectiveBehavior #Mesoderm
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EMBL DB unit @embldbunit.bsky.social · 09/07/2025
We cannot believe the DB unit summer school "Transitions in developing systems: from theory to experiments" has already come to an end. A huge thank you to all the organisers, speakers, and trainers for making it such an exciting and inspiring course #EMBLDevBio @dev-journal.bsky.social
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EMBL Events @events.embl.org · 10/07/2025
That's a wrap for #EMBLDevBio! 🧫🧬 Over the last eight days, our participants received hands-on training using state-of-the-art methods applied in different model systems. Thank you to everyone who made this course special, especially our participants, speakers, trainers, and organisers! 👏
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EMBL DB unit @embldbunit.bsky.social · 02/07/2025
At the DB Unit Summer School, it's already time for Practical 1! Participants are exploring the theory of phase transitions, critical points, and bifurcations with James Briscoe @jamesbriscoe.bsky.social and Isabella Graf @isabellagraf.bsky.social and her group members @lwuerthner.bsky.social
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Josep Mercadal @josepmercadal.bsky.social · 09/05/2025
The four days of "Theory and concepts in biology" finish with a round table discussion on biology's biggest challenges. Some common themes emerged: how to deal with biological complexity? How to understand levels of organization? Which features make life unique? #EESTCBio @events.embl.org
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EMBL Events @events.embl.org · 09/05/2025
We can't believe #EESTCBio is over! 😱 Thank you to the organisers, speakers, and participants for creating such a vibrant space for critical thinking. It was a joy to see you exchange ideas, challenge assumptions, and explore new perspectives 💡 We hope to see you again at the next edition! 👋
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EMBL Events @events.embl.org · 08/05/2025
Group discussions are underway here at #EESTCBio 🧬🦬📖 We’re excited to hear all the brilliant ideas you’ll present tomorrow!
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Erwin Frey @physicsoflifelmu.bsky.social · 06/05/2025
New in Nature Physics! In a great collaboration with @junlab.bsky.social and my students Henrik Weyer & @lwuerthner.bsky.social, we show how Min proteins in E. coli self-organize into robust, efficient patterns ensuring accurate cell division across conditions. 📄 www.nature.com/articles/s41...
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Laeschkir Würthner @lwuerthner.bsky.social · 06/05/2025
Theory and concepts in biology www.embl.org/about/info/c...
embl.org
Theory and concepts in biology
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Suckjoon Jun’s lab at UCSD @junlab.bsky.social · 05/05/2025
Our paper on the E. coli Min system in vivo with @physicsoflifelmu.bsky.social & Judy Kim (UCSD) has been published in Nature Physics today. Tight integration of experiment and theory, and physiology and biophysics. Incredible perseverance of our young students. rdcu.be/ekIpO
rdcu.be
Robust and resource-optimal dynamic pattern formation of Min proteins in vivo
Nature Physics - Oscillatory Min protein patterns prevent abnormal bacterial cell division. Now it is shown that Min pattern formation is resource efficient and involves wavelength-invariant...
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Isabella Graf @isabellagraf.bsky.social · 04/04/2025
Welcome, Laeschkir! :) Looking forward to doing science together!
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