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Posts by Developmental & Stem Cell Biology Pasteur, CNRS UMR3738

I am very happy to share that I've started my new position @upcite.bsky.social and opened my lab @institutimagine.bsky.social 🎉

In the lab we will study how differences in X-linked gene dosage between the sexes affect fetal growth and survival and contribute to sex differences later in life 👩‍🔬🧪🧬🧫

4 weeks ago 49 11 13 0
Credit: Mylan Ansel

Credit: Mylan Ansel

Expansion microscopy of a loricate choanoflagellate, generated by Mylan Ansel in our lab 🤩

(yes, the lorica expands. No, we don't understand how either)

3 weeks ago 163 23 9 3
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⏳ Time is running out!

The deadline to apply for the #ASCBcourse at @InstitutPasteur is April 5th — don't miss your chance! 🚨

📍 Paris | 📆 June 22 - July 3, 2026
🔬 2 weeks | 9 modules | World-class faculty

Apply now 👉 shorturl.at/PyUHi

#StemCells #PhD #Postdoc

2 weeks ago 4 6 1 0
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Evolutionary biology: what an aquatic microorganism can tell us about our distant origins Over a period of two to three billion years, the only living beings on Earth were single-celled organisms. In what conditions did living organisms with multiple cells emerge? How did life become more ...

Choanoflagellates — our closest animal relatives — form multicellular colonies in two ways: cell division AND aggregation.

This previously unknown "mixed multicellularity" suggests our animal origins are more complex than thought.

📄 @thibautbrunet.bsky.social ↘️

2 weeks ago 45 14 0 1
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Applications open for the CENTURI Hackathon for Quantitative Biology 2026!

🧬💻 Join us in Marseille (June 5–7) for a weekend of coding at the interface of CS & life sciences.

📝Apply by May 6: centuri-livingsystems.org/application-...

Event Details: centuri-livingsystems.org/hackathon-20...

1 month ago 8 7 0 0
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📣 next Friday weekly DSCB Seminar
@devstempasteur.bsky.social

🗓️ 2026 Friday March. 20th
🕣 11am
📍 Amphi Ullmann

Ina Sonnen, Ph.D
Hubrecht Institute, Netherlands

Signaling dynamics in the control of embryonic
development and tissue homeostasis

Invited by Romain Levayer

3 weeks ago 3 0 0 0
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This week, we discuss a study from the lab of Dr. Trista North (@tristanorth.bsky.social!

It shows that #HSPCs expand while staying multipotent thanks to tightly controlled ROS levels regulated by developmental #mitophagy.

📄 https://go.nature.com/4tWuJ3e
🎧 https://bit.ly/46XtIy5

3 weeks ago 0 1 0 0
Phyllodesmium and Prionospio | Peter Godfrey-Smith, Jürgen Berger, Gáspár Jékely | CC BY 4.0

Phyllodesmium and Prionospio | Peter Godfrey-Smith, Jürgen Berger, Gáspár Jékely | CC BY 4.0

Registration is now open for our two-day

**"Heidelberg Wild Thinking Workshop - The organism, its self and its environment: from philosophy to physics"**,

www.cos.uni-heidelberg.de/en/wild-thinking-worksho...

an interdisciplinary event on **19-20 […]

[Original post on biologists.social]

4 weeks ago 30 19 1 2
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📣 Precision & Robustness in biological systems
Pasteur Qbio minisymposium

📆 Wednesday 2026 March 18th
🕣 12:30
📍 7th Floor, Monod Building, Institut Pasteur Paris
👇 Program

4 weeks ago 2 2 0 0
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Impaired stem cell migration and divisions in Duchenne muscular dystrophy revealed by live imaging - Nature Communications Using live-imaging in vivo and ex vivo, Sarde et al. show that dystrophic muscle stem cells have precocious differentiation through symmetric divisions and impaired migration, with differential impact...

Bravo Liza, Brendan and colleagues for the elegant work on multiple live imaging strategies to untangle mechanisms of muscular dystrophy! www.nature.com/articles/s41...

1 month ago 21 12 1 1
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FishFeats: streamlined quantification of multimodal labeling at the single-cell level in 3D tissues AbstractSummary. Characterizing the distribution of biological marker expression at the single cell level in whole tissues requires diverse image analysis

Very happy to announce a short article on Fishfeats, with @gaellel.bsky.social ‬and @zenlabpasteur.bsky.social, now accepted in Bioinformatics doi.org/10.1093/bioi...

1 month ago 8 4 1 0
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Kicking off the AI for Life Sciences course at @institutpasteur.bsky.social today! 🧬🤖

Special thanks to @bonomimax.bsky.social and Ernest Mordret for the co-organization, to the @pasteuredu.bsky.social and all the trainers.

Excited to dive into how algorithms can help us understand life!

1 month ago 11 3 0 0
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📣 next Friday weekly DSCB Seminar
@devstempasteur.bsky.social

🗓️ 2026 Friday Feb. 13th
🕣 11am
📍 Amphi Ullmann

Thomas Lecuit, Ph.D
IBDM Marseille, France

Encoding neuronal shape in the stochastic dynamics of branching processes

Invited by François Schweisguth & Romain Levayer

2 months ago 4 1 0 0
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📣 DSCB Seminar
@devstempasteur.bsky.social

🗓️ 2026 Thursday Feb. 12th
🕣10:30am
📍Amphi Jean-Paul Aubert

Mattia Ubertini PhD

Friedrich Miescher Institute Biomedical Research

Loop extrusion creates rare, long-lived encounters underlying enhancer- promoter communication

Invited by Thomas Gregor

2 months ago 2 1 0 0
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Learn more about the basic physical principles that underlie the behaviour of living cells in the EMBO Workshop "#Physics of Cells: PhysCell2026" in Egmond aan Zee, Netherlands, 7–11 September 2026.

Deadline: 8 May

https://meetings.embo.org/event/26-physcell
#EMBOphysCell26 #meeting #EMBOevents 🧪

2 months ago 20 8 0 0
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#Éclairages 💡
🔬 Physicien, Hervé Turlier nous explique comment la #physique révolutionne notre vision de l’embryon.
💡 #Éclairages vous propose un sujet d'actualité scientifique éclairé par une chercheuse ou un chercheur du Collège de France.
👉 https://tinyurl.com/3usvx69w

2 months ago 7 2 0 0
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⚡ Rewrite cellular destiny ⚡

Master iPSC reprogramming with world-class instructors from Harvard Stem Cell Institute, Institut Pasteur & CEA!
From Yamanaka's 2006 breakthrough to today's clinical-grade methods 🧬
📆 June 22-July 3, 2026 | Paris
👉 shorturl.at/PyUHi
#StemCells #iPSCs #ASCBcourse

2 months ago 4 2 1 0

Excited to participate in the event and share our ongoing work in this space. Join!

2 months ago 2 2 0 0
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📣 next Friday weekly DSCB Seminar tomorrow
@devstempasteur.bsky.social

🗓️ 2026 Friday Feb. 6th
🕣11am
📍Amphi Ullmann

Detlev Arendt, Ph.D.

Centre for Organismal Studies, University of Heidelberg,
EMBL Heidelberg, Germany

Animal evolution: a cell type perspective

Invited by Thibaut Brunet

2 months ago 4 2 0 0
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#LivingArchitectures
We put cells and cytoskeleton filaments on the architecture of the musée d'Orsay.
www.musee-orsay.fr/fr/agenda/ev...
Scientists of the #CytoMorphoLab adapted their protocols to illustrate the questions that keep them awake at night.
-> Two shows on the 24th and 25th of January.

4 months ago 307 103 19 9
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📣 weekly DSCB Seminar tomorrow
@devstempasteur.bsky.social

🗓️ 2026 Friday Jan. 23rd
🕣11am
📍Amphi Ullmann

Aissam Ikmi Ph.D.

From EMBL Heidelberg, Germany

Design principles of cnidarian shapes

Invited by Thibaut Brunet

2 months ago 2 0 0 0
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📣 DSCB & Immuno. Dpt Joint Seminar
@devstempasteur.bsky.social

🗓️ 2026 Wed Jan. 21st
🕣11am
📍Amphi Ullmann Emmanuelle Passegué, Ph.D.

Columbia University Irving Medical Center, NY, USA.
Hematopoietic Stem Cells in Stress, Disease & Aging

Invited Yasmine Belkaid & Romain Levayer

2 months ago 1 2 0 0
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📣 DSCB & Immuno. Dpt Joint Seminar
@devstempasteur.bsky.social

🗓️ 2026 Wed Jan. 21st
🕣11am
📍Amphi Ullmann Emmanuelle Passegué, Ph.D.

Columbia University Irving Medical Center, NY, USA.
Hematopoietic Stem Cells in Stress, Disease & Aging

Invited Yasmine Belkaid & Romain Levayer

2 months ago 1 2 0 0
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📣 DSCB Seminar Today
@devstempasteur.bsky.social

🗓️ 2026 Friday Jan. 16
🕣11am
📍Amphi Ullmann

Aurelio Teleman, Ph.D.
German Cancer Research Center (DKFZ), Heidelberg, Germany

Regulation of organ size in Drosophila

Invited by François Schweisguth

2 months ago 0 0 0 0
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🚨 Last week to apply – Single Cell Gene Expression & Beyond Pasteur Course

Don’t miss this opportunity to gain hands-on expertise in cutting-edge single-cell technologies at the Institut Pasteur.

Apply now and learn more 👉 www.pasteur.fr/en/education...

3 months ago 3 4 0 0
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📣 this is tomorrow - seminar
@devstempasteur.bsky.social

🗓️ 2025 Tuesday Jan. 13th
🕣11am
📍Amphi Ullmann

Agnese Loda, Ph.D.
Institut Imagine, Paris, France

Understanding the sex-specific regulation and
function of X-linked gene dosage

Invited by Romain Levayer

3 months ago 2 1 0 0
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🎊 Happy 2026 from #ASCBcourse!
Thanks to all former participants, speakers & future applicants! 🙏
One highlight: tracking stem cell-like behaviors in chick embryos during #gastrulation 🐣
Apply now 👉 shorturl.at/PyUHi
📆 June 22-July 3 @institutpasteur
#StemCells
@tajbakhshlab.bsky.social

3 months ago 2 2 1 0
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Ccn4 is identified as a novel left-sided gene in cardiopulmonary progenitors. It is disrupted in Ccdc40 mutants with heart and lung defects.

3 months ago 4 3 1 0
Post-doctoral position in Asymmetric heart morphogenesis | Institut Imagine After a PhD in Life Sciences, you have a strong interest in developmental biology. Your previous research experience is solid in molecular biology or genetics. You value animal models. You work with r...

We hire ! Open #postdoc position to study the emergence of heart asymmetry in Paris !
#devbio

1 year ago 3 6 1 0