Charlotte Kirchhelle
@ckirchhelle.bsky.social
📤 245
📥 175
📝 28
Plant cell/developmental biologist @RDP Lyon, loves cell edges, mechanics, and lateral roots
pinned post!
Thrilled to share our latest work: how plants control growth through activation of a surface-specific growth programme. Thanks
@zoenv.bsky.social
,
@nathan-german.bsky.social
and the other coauthors for all the hard work!
www.biorxiv.org/content/10.1...
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Plant cells at the organ surface use mechanical cues to activate a specific growth control programme
During morphogenesis of multicellular organs, cells acquire distinct identities that meet specific functional requirements. Epidermal identity is widely considered essential for plant morphogenesis du...
https://www.biorxiv.org/content/10.1101/2025.08.25.672229v1
6 months ago
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reposted by
Charlotte Kirchhelle
Current Biology
11 days ago
Q&A with Miltos Tsiantis, who studies plant development and is a Director at the Max Planck Institute for Plant Breeding Research in Cologne.
www.cell.com/current-biol...
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Miltos Tsiantis
Interview with Miltos Tsiantis, who studies plant development and is a Director at the Max Planck Institute for Plant Breeding Research in Cologne.
https://www.cell.com/current-biology/fulltext/S0960-9822(25)01713-0
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reposted by
Charlotte Kirchhelle
Adrienne Roeder Lab
14 days ago
How moss makes a spiral of leaves through a rotating asymmetric division of the apical cell meristem--our paper is out
@currentbiology.bsky.social
today!
@soestrauss.bsky.social
Richard Smith, Joe Cammarata
www.cell.com/current-biol...
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Spiral phyllotaxis in the moss Physcomitrium patens emerges from simple division rules of the apical cell
Cammarata et al. explore how cell division orientation generates phyllotaxis in moss with a unicellular meristem. They show that successive rotational divisions in the apical cell are precisely placed...
https://www.cell.com/current-biology/fulltext/S0960-9822(26)00133-8
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reposted by
Charlotte Kirchhelle
The Plant Journal
16 days ago
⚙️Technical Advance How are plasmodesmata distributed across tissues? 🌱 Davis et al. developed a 3D quantitative imaging pipeline to map pit fields at cell-type resolution in Arabidopsis roots. They’re developmentally reallocated and spatially patterned by BR signaling. 👉
doi.org/10.1111/tpj.70726
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Quantification of cell‐type‐specific plasmodesmata distribution in Arabidopsis roots reveals spatial and patterning dynamics
Plasmodesmata are cytoplasmic channels essential for intercellular communication in plants; yet their organ-scale distribution and regulation remain poorly understood. Here, we establish a quantitati...
https://doi.org/10.1111/tpj.70726
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reposted by
Charlotte Kirchhelle
Alex Martiniere
about 2 months ago
Happy to share this preprint, we describe how the membrane could shape the ROS nanoenvironment in plant responses to osmotic signals. Led by
@arthur-poitout.bsky.social
and amazing colleagues
@yvonjaillais.bsky.social
,
@jbfiche.bsky.social
, A Meyer, and J Ugalde.
www.biorxiv.org/content/10.6...
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reposted by
Charlotte Kirchhelle
Journal of Cell Science
about 2 months ago
Don't miss the early-bird deadline for our Imaging Cell Dynamics meeting taking place in Catalonia, Spain in May. Early-bird deadline: Friday 16 January View the preliminary programme here:
www.biologists.com/wp-content/u...
#JCSImaging
add a skeleton here at some point
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reposted by
Charlotte Kirchhelle
Claas Kirchhelle
about 2 months ago
Hot off the press in
@lancetmicrobe.bsky.social
! In (Un)intended Consequences, we conduct a
#socsci
stocktake of 10 years of research on
#AMR
interventions, highlight the need for more contextual
#antimicrobial
governance & make recommendations
#GAP'26
!
#IDSky
www.sciencedirect.com/science/arti...
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(Un)intended consequences: a social sciences stocktake of a decade of Global Action Plan-inspired antimicrobial governance
Antimicrobial resistance (AMR) remains a major global health threat. Despite increasing international attention, AMR governance has often neglected so…
https://www.sciencedirect.com/science/article/pii/S2666524725002435
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reposted by
Charlotte Kirchhelle
Juan Alonso-Serra
3 months ago
I’m very happy to share that next year I’m launching the Meristem Hydraulics Group. We will be at the
@umeaplantsciencecentre.se
(Sweden) & the University of Helsinki (Finland)
@helsinki.fi
Here is a brief description of our research interests:
www.upsc.se/juan_alonso_...
#PlantSciences
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reposted by
Charlotte Kirchhelle
Ari Pekka Mähönen
about 2 months ago
We’re hiring! 🌱 Open positions in my lab for candidates interested in cambium development in Arabidopsis, hybrid aspen, or silver birch. Apply now! Please repost!
jobs.helsinki.fi/job/Helsinki...
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Postdoctoral and Doctoral Researchers in Plant Developmental Biology
Postdoctoral and Doctoral Researchers in Plant Developmental Biology
https://jobs.helsinki.fi/job/Helsinki-Postdoctoral-and-Doctoral-Researchers-in-Plant-Developmental-Biology/1349729357/
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reposted by
Charlotte Kirchhelle
Greg Vert
3 months ago
Check out our latest paper. Very glad to see this one finally out. Fantastic work by
@charlotte-dlslle.bsky.social
. Learn more about MBAP proteins and their roles in brassinosteroid signaling.
www.sciencedirect.com/science/arti...
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Charlotte Kirchhelle
Yasin Dagdas
3 months ago
Glad to have this finally published:
www.sciencedirect.com/science/arti...
lots of new data since the
#preprint
. If you are into selective
#autophagy
,
#evolution
,
#proteostasis
Please have a look!
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reposted by
Charlotte Kirchhelle
Pau Formosa-Jordan
4 months ago
Check out our story in
@plosbiology.org
about how a nonrandom, clustered giant cell pattern forms in the sepal and leaf epidermis! It has been a great journey with
@gweissbart.bsky.social
, Frances Clark, Xihang Wang,
@roederlab.bsky.social
and co-authors.
journals.plos.org/plosbiology/...
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A common pathway controls cell size in the sepal and leaf epidermis leading to a nonrandom pattern of giant cells
Arabidopsis leaf epidermal cells have a wide range of sizes and ploidies, but the mechanisms patterning their size and spatial distribution remain unclear. This study shows that the pathway controllin...
https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3003469
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reposted by
Charlotte Kirchhelle
New Phytologist
4 months ago
On growth and flow: hydraulic aspects of aboveground meristems
#TansleyInsight
by Juan Alonso-Serra
@jalonsos.bsky.social
nph.onlinelibrary.wiley.com/doi/10.1111/...
#plantscience
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reposted by
Charlotte Kirchhelle
bioRxiv Plant Bio
4 months ago
Sphingolipid-driven interleaflet coupling orchestrates Rho-GTPase recruitment to nanodomains for signal activation in plants
https://www.biorxiv.org/content/10.1101/2025.11.06.686946v1
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6
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reposted by
Charlotte Kirchhelle
bioRxiv Plant Bio
4 months ago
Nanoclustering of a plant transcription factor enables strong yet specific DNA binding
https://www.biorxiv.org/content/10.1101/2025.11.05.686732v1
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7
4
reposted by
Charlotte Kirchhelle
Journal of Cell Biology
4 months ago
In new study from Ryken, Bezanilla et al., analysis of PIIB-type calcium pump localization and function elucidates one of the molecular mechanisms that maintains the strength of the calcium gradient during polarized growth.
rupress.org/jcb/article/...
#PlantBiology
#Cytoskeleton
#Trafficking
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reposted by
Charlotte Kirchhelle
Maizel lab
4 months ago
Our work on mapping the dynamics of phospholipids during lateral root formation is now published in
@jxbotany.bsky.social
We show that PI(4,5)P₂ plays a key role: targeted reduction in pericycle promotes LR development. →
academic.oup.com/jxb/advance-...
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reposted by
Charlotte Kirchhelle
Yasin Dagdas
4 months ago
This Halloween, we have a spooky evolutionary story for you. The brainchild of
@delaconcepcionjc.bsky.social
, Nick Irwin and our fantastic collaborators is now out in
@natplants.nature.com
www.nature.com/articles/s41...
Here’s why I love this work — and why I think you’ll enjoy it too. 👇
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Amazing news!! Congratulations!
add a skeleton here at some point
4 months ago
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reposted by
Charlotte Kirchhelle
Claas Kirchhelle
4 months ago
Delighted to announce a new project on the roots of the
#symbiosis
concept! "Symbiotic Synergies: How the Body Became a Chimera" is funded by an Australian Research Council Discovery Award & will be led by Maureen O'Malley, Nic Rasmussen & myself! Stay tuned for news & opportunities!
#microbiome
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reposted by
Charlotte Kirchhelle
The Company of Biologists
5 months ago
This week has been special for us, marking 100 years of supporting biologists and inspiring biology. We celebrated our achievements at
@zoologymuseum.bsky.social
last night. We want to thank all our staff, whose continual inspiration and daily support for one another make our work possible.
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My new obsession: brown algae!
add a skeleton here at some point
5 months ago
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0
reposted by
Charlotte Kirchhelle
Merissa Huei-Hsuan Tsai
5 months ago
Very excited to see our
@nikogeldner.bsky.social
lab x Feng Zhou lab work featured on the cover of Science! (1/5) We reveal how root architecture and nutrient leakage shape spatial patterns of microbial colonization, moving beyond traditional models of uniform exudation.
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reposted by
Charlotte Kirchhelle
David Biermann
5 months ago
Very excited to share that our paper "A RALF-brassinosteorid signaling circuit regulates Arabidopsis hypocotyl cell shape" is now published in
@currentbiology.bsky.social
! Enjoy reading it!!
www.sciencedirect.com/science/arti...
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reposted by
Charlotte Kirchhelle
The Company of Biologists
5 months ago
We're still accepting submissions for our next special issue: Cell Biology of the Nucleus Guest edited by Abby Buchwalter and JCS Editor Megan King. Submission deadline: 3 November Find out more:
journals.biologists.com/jcs/pages/nu...
#CellBiology
#Nucelus
#Cells
#Biology
#Academia
#Research
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reposted by
Charlotte Kirchhelle
Plant Biomechanics
6 months ago
🌿Join us for the Webinar Series 2025 – Road to The 11th International Plant Biomechanics Conference 2026 🌍 📅 Webinar #1: Sept 25, 2025 | [Register:
ugm.id/PBMweb1]
📅Webinar #2: Oct 9, 2025 | [Register:
ugm.id/PBMweb2]
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reposted by
Charlotte Kirchhelle
ZMBP
6 months ago
📢 Job alert!
#PlantSciJob
We are opening a Professorship (W1-TT) in Plant Biochemistry at the ZMBP
@unituebingen.bsky.social
Apply by October 17th Please spread the word! More info 👇
uni-tuebingen.de/fakultaeten/...
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reposted by
Charlotte Kirchhelle
Daan Weits
6 months ago
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...
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Edges!!
add a skeleton here at some point
6 months ago
0
1
0
reposted by
Charlotte Kirchhelle
Adrienne Roeder Lab
6 months ago
We have an open Assistant Professor position in Evolutionary Cell and Molecular Biology in the
@weillinstitute.bsky.social
at Cornell University.
academicjobsonline.org/ajo/jobs/30607
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Cornell University, Molecular Biology & Genetics
Job #AJO30607, WDR-00055221 Assistant Professor, Molecular Biology & Genetics, Cornell University, Ithaca, New York, US
https://academicjobsonline.org/ajo/jobs/30607
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reposted by
Charlotte Kirchhelle
Sandy Hetherington
6 months ago
Excited to share our recent paper
@newphyt.bsky.social
where we describe evidence of a Jurassic nurse log from Scotland! Great work led by
@anajusagasti.bsky.social
Sophie Burne and
@jeremywyman.bsky.social
@instmolplantsci.bsky.social
🧵 👇 1/6
nph.onlinelibrary.wiley.com/doi/10.1111/...
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Decay stages of Jurassic wood debris from Scotland: evidence for the coevolution of fungal rot, arthropods and the nurse log strategy
A key feature of extant conifer forests is the high percentage of seeds that germinate and establish on dead wood; in some forests, this can exceed 90%. This deadwood can act as an ideal nursery for...
https://nph.onlinelibrary.wiley.com/doi/10.1111/nph.70515
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reposted by
Charlotte Kirchhelle
Kaisa Kajala
6 months ago
Delighted to present our Tansley Insight on what we know about the potential of different root cortex layers to do develop into different things! 👩🔬
@dorotakawa.bsky.social
@hannahschneider.bsky.social
📗
@newphyt.bsky.social
nph.onlinelibrary.wiley.com/doi/10.1111/...
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Coordination of cortex modifications in time, space, and under stress
In roots, cell-type-specific differentiation enables specialized responses to environmental stress. The cortex, located between the vasculature and epidermis, is a key site for stress-responsive modi....
https://nph.onlinelibrary.wiley.com/doi/10.1111/nph.70581
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reposted by
Charlotte Kirchhelle
KleineVehnLab
6 months ago
Thrilled to share our latest story on the ERAD machinery and how it controls the conditional turnover of PIN-LIKES for acclimative growth
www.science.org/doi/10.1126/...
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ERAD machinery controls the conditional turnover of PIN-LIKES in plants
Plant ERAD machinery governs the turnover of auxin transporters involved in developmental and stress responses.
https://www.science.org/doi/10.1126/sciadv.adx5027
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reposted by
Charlotte Kirchhelle
Kierzkowski Lab
6 months ago
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...
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Assistant Professor in Plant Molecular Genetics - Montréal, Quebec (CA) job with Institut de recherche en biologie végétale (IRBV) | 12844852
A full-time tenure-track assistant professor position at the IRBV, Université de Montréal.
https://www.nature.com/naturecareers/job/12844852/assistant-professor-in-plant-molecular-genetics/
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reposted by
Charlotte Kirchhelle
Nature Plants
6 months ago
New OA Article: "Stem cell regulators drive a G1 duration gradient during plant root development"
rdcu.be/eHcg2
The G1 phase is very long close to the stem cell niche. This relies on the interplay of PLETHORA with the RETINOBLASTOMA-RELATED pathway.
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reposted by
Charlotte Kirchhelle
6 months ago
Call for a tenure-track position at our Department of Plant Molecular Biology in Lausanne! We are searching for promising early-career researchers in the broad field of plant-organismal interactions. Deadline: November 30, 2025 - Please re-post!
career5.successfactors.eu/career?caree...
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Career Opportunities: DBMV: Tenure Track Assistant Professor towards Associate Professor in the field of Plant-organism (22484)
https://career5.successfactors.eu/career?career%5fns=job%5flisting&company=universitdP&navBarLevel=JOB%5fSEARCH&rcm%5fsite%5flocale=en%5fUS&career_job_req_id=22484&selected_lang=en_US&jobAlertController_jobAlertId=&jobAlertController_jobAlertName=&browserTimeZone=Europe/Zurich&_s.crb=kX%2flqloffOMPUSNmJBKig4RwtuZbfADI8MRbx13TBC8%3d
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reposted by
Charlotte Kirchhelle
Yasin Dagdas
6 months ago
This looks like a great opportunity:
#Tenure-track
assistant
#professor
position at University of Lausanne on
#MPMI
career5.successfactors.eu/career?caree...
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Career Opportunities: DBMV: Tenure Track Assistant Professor towards Associate Professor in the field of Plant-organism (22484)
https://career5.successfactors.eu/career?career%5fns=job%5flisting&company=universitdP&navBarLevel=JOB%5fSEARCH&rcm%5fsite%5flocale=en%5fUS&career_job_req_id=22484&selected_lang=en_US&jobAlertController_jobAlertId=&jobAlertController_jobAlertName=&browserTimeZone=Europe/Zurich&_s.crb=3aZ%2fVJf2vaTE5AVEFAi%2fmej4q%2fk%2byTvkWWy4eTxauuo%3d
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reposted by
Charlotte Kirchhelle
RDP lab
6 months ago
Avec les Visites insolites du
@cnrs.fr
, plongez dans les coulisses de la recherche ! 🔬 Venez visiter noter laboratoire
@rdplab.bsky.social
Tentez votre chance au tirage au sort et vivez l’exceptionnel 9/10
visitesinsolites.cnrs.fr/visite/de-ch...
10/10
visitesinsolites.cnrs.fr/visite/de-ch...
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De chercheur à "maker" : comment bricoler son propre robot pour mesurer ses plantes ? - Visites insolites du CNRS
Mesurer précisément l’architecture des plantes, c’est crucial pour comprendre les mécanismes génétiques, cellulaires et développementaux qui opèrent lorsqu’un plante...
https://visitesinsolites.cnrs.fr/visite/de-chercheur-a-maker-comment-bricoler-son-propre-robot-pour-mesurer-ses-plantes/
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reposted by
Charlotte Kirchhelle
Shweta Nandakumar
6 months ago
Despite their high rigidity, microtubules (MTs) dynamically bend and buckle in cells. MT-self repair is inherent to their metastable nature, but it remains unclear whether just inherent repair mechanisms are sufficient to maintain MT integrity🧵 (1/9)
www.biorxiv.org/content/10.1...
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Always proud of my team but the last month was incredible - poster/presentation prizes for both
@zoenv.bsky.social
and
@nathan-german.bsky.social
!! 🥳
6 months ago
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reposted by
Charlotte Kirchhelle
RDP lab
6 months ago
🌱 3 plant biology institutes, 2 great days! 🌿 PhDs & postdocs from DBMV
@unil.bsky.social
,
@psb-vib.bsky.social
&
@rdplab.bsky.social
rocked the 2nd Trilateral Plant Bio Symposium in Lausanne! 👏 Big congrats to all ECRs, especially to
@nathan-german.bsky.social
for winning Best Presentation! 🏆💥
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reposted by
Charlotte Kirchhelle
Kaisa Kajala
6 months ago
Really looking forward to this panel discussion on Tuesday - getting to discuss in depth why it is important to define plant cell types and states!
#PlantScience
🌱
add a skeleton here at some point
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reposted by
Charlotte Kirchhelle
Thomas Lin Pedersen
6 months ago
I am beyond excited to announce that ggplot2 4.0.0 has just landed on CRAN. It's not every day we have a new major
#ggplot2
release but it is a fitting 18 year birthday present for the package. Get an overview of the release in this blog post and be on the lookout for more in-depth posts
#rstats
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ggplot2 4.0.0
A new major version of ggplot2 has been released on CRAN. Find out what is new here.
https://www.tidyverse.org/blog/2025/09/ggplot2-4-0-0/
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Charlotte Kirchhelle
Plant Cell Atlas
6 months ago
Don't forget to register for this 90-minute workshop on FIJI Basics for Visualizing and Quantifying Plant Images! This workshop will be held in TWO WEEKS on Wednesday, September 24, 2025 at 7:30am PT/9:30am CT/10:30am ET. Register Now!
bit.ly/45zJE7V
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reposted by
Charlotte Kirchhelle
GeminiTeamLab
6 months ago
📢 A Junior Professorship (W1, tenure track) is open at the Center for Plant Molecular Biology at Uni Tübingen (
@zmbp-tuebingen.bsky.social
) — to work on plant protein biochemistry (composition, structure, dynamics, or regulation of protein complexes). 🌱 Great opportunity — Apply by Oct 17th!
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reposted by
Charlotte Kirchhelle
Gabriella Mosca
6 months ago
The BM^2 Lab is hiring a Ph.D. student to work on a variety of problems connected to modeling of morphogenesis in plants (i.e. ovule curvature formation, fixed handedness establishment in certain plant organs and its link to cell wall mechanics). Please share!
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reposted by
Charlotte Kirchhelle
Vinay Shukla
6 months ago
Honoured & excited that ‘Breathing Underground’ has been funded by the ERC! This will let me explore one of the most fundamental questions of plant life: how roots breathe underground?
@erc.europa.eu
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reposted by
Charlotte Kirchhelle
Marie-Cécile Caillaud
6 months ago
It's time to say bye after these thrilling 2 days of conference
#EPCC2025
at
@ensdelyon.bsky.social
@rdplab.bsky.social
✨️Thank you to all the participants 🤩✨️ And congrats to Mariana Romeiro Motta
@marianattom.bsky.social
for winning the best poster price 👏👏
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Charlotte Kirchhelle
Marie-Cécile Caillaud
6 months ago
First day at
#EPCC2025
great science, good mood, french style
@ensdelyon.bsky.social
@rdplab.bsky.social
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reposted by
Charlotte Kirchhelle
Rashmi Sasidharan
6 months ago
🚨Job Alert!! Assistant professor vacancy ‘plant abiotic stress resilience’ in our group
@uuplants.bsky.social
Come for the science, stay for the amazing colleagues 😀More details here
www.uu.nl/en/organisat...
Please share!!
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reposted by
Charlotte Kirchhelle
Robert Arkowitz
6 months ago
Forcing Golgi -
www.biorxiv.org/content/10.1...
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Mechanical forces stimulate Golgi export
Human cells face a wide range of external mechanical stimuli that vary with cell type, state, and pathological conditions. The rapidly growing field of mechanobiology investigates how cells sense and ...
https://www.biorxiv.org/content/10.1101/2025.09.02.673725v1
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