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Kierzkowski Lab

@kierzkowskilab

Plant developmental biologist, associate professor, Plant Science Research Institute, University of Montreal Kierzkowski-lab.com

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29.11.2024
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Latest posts by Kierzkowski Lab @kierzkowskilab

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I have a PhD student and a post-doc position available in my lab to work on plant photobiology. Please use the links below to postulate.
Please RT, many thanks
career5.successfactors.eu/career?caree...

career5.successfactors.eu/career?caree...

23.02.2026 13:18 ๐Ÿ‘ 33 ๐Ÿ” 61 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 3
ONLINE COVER
Maximum-intensity projection of a confocal image of epidermal cells from the Thale cress roots, where four colors stain different cell parts. 

Goldy et al. demonstrate that the protein actin allows cells to override standard division rules by stabilizing the orientation of spindles, which segregate chromosomes during mitosis. This uncovers a previously under-appreciated role for actin cytoskeletons, providing new insight into how division orientation is controlled to ensure robust tissue architecture during plant growth.

Credit: Camila Goldy

ONLINE COVER Maximum-intensity projection of a confocal image of epidermal cells from the Thale cress roots, where four colors stain different cell parts. Goldy et al. demonstrate that the protein actin allows cells to override standard division rules by stabilizing the orientation of spindles, which segregate chromosomes during mitosis. This uncovers a previously under-appreciated role for actin cytoskeletons, providing new insight into how division orientation is controlled to ensure robust tissue architecture during plant growth. Credit: Camila Goldy

What could be more satisfying than this ?

โœจ๏ธCongrats to all the authors โœจ๏ธ

Could not be more proud of you ๐Ÿฅน

Credit: Camila Goldy @camilagoldy.bsky.social

18.02.2026 20:12 ๐Ÿ‘ 48 ๐Ÿ” 12 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 1

So happy to see my work online, including the cover ๐Ÿ˜Š๐Ÿ”ฌ๐ŸŒฑ๐ŸŒˆ @science.org
Thanks and congrats to all the people involved
@rdplab.bsky.social @ensdelyon.bsky.social @embo.org

19.02.2026 07:04 ๐Ÿ‘ 20 ๐Ÿ” 5 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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Delighted to share our new preprint: "Evolution of moss leaf-like organs through variations in deeply conserved developmental principles."
Led by Ph.D. student Wenye Lin from my lab @irbv.bsky.social ,
in collab. with Yoan Coudert (ENS Lyon) and Richard Smith (JIC).
www.biorxiv.org/content/10.6...

20.02.2026 12:40 ๐Ÿ‘ 66 ๐Ÿ” 35 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 3
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New paper from our lab @jxbotany.bsky.social about auxin and cytokinin interactions during carpel initiation in Arabidopsis

Led by @andreagomezfe.bsky.social in collaboration with @defolter-lab.bsky.social

academic.oup.com/jxb/advance-...

25.12.2025 20:33 ๐Ÿ‘ 48 ๐Ÿ” 16 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

I am beyond thrilled (like the screaming and jumping type of thrilled) that my SNSF Starting Grant was funded. I will start my own lab @unibe.ch next year, studying succulent anatomy development and if and how this anatomy is required for efficient CAM photosynthesis in different Kalanchoรซ species ๐ŸŒฑ

31.10.2025 12:40 ๐Ÿ‘ 104 ๐Ÿ” 22 ๐Ÿ’ฌ 20 ๐Ÿ“Œ 3

Thrilled to be among the recipients of the SNSF Starting Grants! Congrats to all the incredible researchers funded this year. Canโ€™t wait to keep exploring how plants grow, sense, and respond to mechanical forces. Plants and biophysics rock!๐ŸŒฑโš›๏ธ

31.10.2025 22:57 ๐Ÿ‘ 39 ๐Ÿ” 11 ๐Ÿ’ฌ 9 ๐Ÿ“Œ 1

Congratulations ๐Ÿฆพ

31.10.2025 23:01 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Coming to you live from #ISPLORE2025JP Fresh preprint from my lab showing that leaves progressively oxygenate and how this is important for their morphogenesis.Thanks to our collaborators from @Fra_LicO2si lab. #plantscience
www.biorxiv.org/content/10.1...

22.09.2025 06:46 ๐Ÿ‘ 67 ๐Ÿ” 31 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 1
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Assistant Professor in Plant Molecular Genetics - Montrรฉal, Quebec (CA) job with Institut de recherche en biologie vรฉgรฉtale (IRBV) | 12844852 A full-time tenure-track assistant professor position at the IRBV, Universitรฉ de Montrรฉal.

Join us at the Plant Science Research Institute of the University of Montreal to develop your research group in Plant Molecular Genetics:
www.nature.com/naturecareer...

16.09.2025 19:31 ๐Ÿ‘ 36 ๐Ÿ” 46 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
Career Opportunities: Postdoc or PhD student position in Plant Physiology (22260)

We have a unique opportunity for a junior researcher, PhD student or postdoc, to use a revolutionary technique for mineral nutrient imaging and tracing in plants. Please re-post! Interested candidates should apply through the portal at the link below:

career5.successfactors.eu/career?compa...

29.05.2025 23:47 ๐Ÿ‘ 54 ๐Ÿ” 79 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 3
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Cour supรฉrieure | McGill et Concordia ont en partie gain de cause contre Quรฉbec La Cour supรฉrieure donne en partie raison aux universitรฉs McGill et Concordiaย dans leur bataille contre le gouvernement Legault. La hausse des droits de scolaritรฉ imposรฉe aux รฉtudiants provenant des autres provinces canadiennes est jugรฉe dรฉraisonnable. Tout comme lโ€™obligation imposรฉe aux deux universitรฉs de franciser 80ย % de ces รฉtudiants et ceux de lโ€™รฉtranger sous peine de perdre leurs subventions.
24.04.2025 19:36 ๐Ÿ‘ 14 ๐Ÿ” 9 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Big thanks to Daniel Cosgrove & Enrico Coen
@innerworldsjic.bsky.social for spotlighting our paper.
doi.org/10.1016/j.cu...

Letโ€™s call for more in vivo data on growth, elasticity & stress. Time to fuel the field with experiments! ๐Ÿ”ฌ๐Ÿ–ฅ๏ธ๐Ÿ“๐Ÿงช๐ŸŒฟ
@currentbiology.bsky.social

21.04.2025 15:58 ๐Ÿ‘ 4 ๐Ÿ” 4 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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An Arabidopsis single-nucleus atlas decodes leaf senescence and nutrient allocation
www.cell.com/cell/fulltex...
#plantscience

15.04.2025 17:53 ๐Ÿ‘ 16 ๐Ÿ” 5 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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It is real!!! 3 years after Joris Sprakel and I conceived the first ideas, the GreenTE Gravitation project has really started. We could not be happier after seeing all the ambition, joy and excitement among our ECRโ€™s and PIโ€™s. Plant Mechanobiology for the win!!! More info: www.green-te.nl

17.04.2025 07:01 ๐Ÿ‘ 26 ๐Ÿ” 5 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Sexual selection drives the speciation of lineages with contrasting mating systems Repeated shifts in ecological strategies often lead to consistent speciation patterns across phylogenies. One example is the transition from outcrossiโ€ฆ

Very happy to have contributed to this collaborative work, with main drivers Marion Orsucci and Adrien Sicard:
Sexual selection drives the speciation of lineages with contrasting mating systems: www.sciencedirect.com/science/arti...

17.04.2025 07:54 ๐Ÿ‘ 19 ๐Ÿ” 15 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Proud to present the first data paper from the lab, published today in @pnas.org.

We describe a new mechanism for CLE peptides as local symbiosis-amplifying signals, promoting plant interactions with beneficial arbuscular mycorrhizal fungi.

Congratulations @sagarbashyal.bsky.social et al.!

14.04.2025 23:58 ๐Ÿ‘ 120 ๐Ÿ” 47 ๐Ÿ’ฌ 6 ๐Ÿ“Œ 3
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ARF degradation defines a deeply conserved step in auxin response Nature Plants - De Roij et al. map a minimal region for auxin response factor (ARF) degradation in Marchantia and reveal that ARF instability predates the emergence of the auxin response. This...

Final version of our preprint on ARF degradation now online @natplants.nature.com. Great job by PhD student Martijn de Roij in our team @bic-wur.bsky.social @w-u-r.bsky.social with @jorgehg.bsky.social and JW Borst. Great to see this appear along @mjprigge.bsky.social paper!!!
rdcu.be/ehkTn

11.04.2025 11:28 ๐Ÿ‘ 55 ๐Ÿ” 16 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 1
Promotional poster with microscopy and computational images of arabidopsis floral meristem. 9th Annual Computational Biology Workshop
8-12 September, 2025
Sainsbury Laboratory, Cambridge

Promotional poster with microscopy and computational images of arabidopsis floral meristem. 9th Annual Computational Biology Workshop 8-12 September, 2025 Sainsbury Laboratory, Cambridge

Join us in Cambridge this September for the 9th annual Plant #ComputationalBiology Workshop.
Seminars and discussions will focus on 5 key themes:
1. #Mechanics
2. Pattern processes
3. #AI
4. Computer graphics
5. Concepts
๐Ÿงณ3 travel grants available
REGISTER TODAY www.slcu.cam.ac.uk/computationa...

10.04.2025 09:21 ๐Ÿ‘ 14 ๐Ÿ” 12 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 2
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A space for time. Exploring temporal regulation of plant development across spatial scales Developmental timing in plants is tightly regulated at the whole-organism scale, from germination to flowering. Less is known about when and how local transitions are temporally regulated. Not every ...

Our lab's first review article written with @yadhusankar.bsky.social and @vijayalakshmi.bsky.social is out now in The Plant Journal! ๐ŸŽ‰๐ŸŒฑ

We discuss temporal regulation of (plant) development. When and how do plants control organ and cell identity progression?

onlinelibrary.wiley.com/doi/10.1111/...

03.04.2025 09:30 ๐Ÿ‘ 97 ๐Ÿ” 46 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 2
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Canada Excellence Research Chairs (CERC) - Montrรฉal, Quebec (CA) job with University of Montreal (UdeM) | 12838461 Canada Excellence Research Chairs (CERC)

If youโ€™re interested in moving your lab to beautiful Montreal Canada, this program offers chairholders funding of up to 1M$ a year for 8 years. See link for details.
www.nature.com/naturecareer...

02.04.2025 03:37 ๐Ÿ‘ 75 ๐Ÿ” 34 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1
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Hidden forces shape plants from the inside out UdeM scientists use a combination of experimental data and modelling to reveal how physical forces help plants to generate their complex 3D shapes.

#BIOPHYSICS For the first time, scientists have successfully reverse-engineered the physical properties of cells located deep within a plant organ โ€“ in this case, a flower's anther. @kierzkowskilab.bsky.social @routierlab.bsky.social @natureplants.bsky.social
nouvelles.umontreal.ca/en/article/2...

02.04.2025 03:03 ๐Ÿ‘ 9 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1
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Developmental genetics of fruit diversity in Brassicaceae Fruit represents one of the key morphological innovations associated with explosive radiation of angiosperms. Fruits are also the source of vitamins aโ€ฆ

Learn more about the genetics of fruit diversification in Brassicaceae from a new review led by @yang-brassicaceae.bsky.social published in Current Opinion in Plant Biology
๐Ÿฅฆ๐ŸŒผ๐Ÿงฌ๐Ÿ”ฌ

www.sciencedirect.com/science/arti...

31.03.2025 12:34 ๐Ÿ‘ 3 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1

Research Briefing by @routierlab.bsky.social and @sysilveira.bsky.social about our recent paper @natureplants.bsky.social

28.03.2025 18:48 ๐Ÿ‘ 5 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

So happy to share our most recently published work.

27.03.2025 16:35 ๐Ÿ‘ 10 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Indeed. I guess our papers will be published in the same issue.

27.03.2025 12:34 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Thanks, Lars!

27.03.2025 12:32 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Thank you very much!

27.03.2025 12:31 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Thank you Makoto :-)

27.03.2025 12:31 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0