🌱🔬Register now for our plant imaging series! In this webinar, @madic.bsky.social will take us exploring through plant cells using cryo-ET, while @lauracopeland.bsky.social focuses on root-microbial dynamics using FPM and fluorescence microscopy. 🗓️15 October focalplane.biologists.com/2026/09/23/r...
Alex Johnson
@ajcellbio.bsky.social
Cell biologist 🔬 Assistant Professor, University of Warwick https://profiles.warwick.ac.uk/u2473820-alex-johnson
Super happy to announce that in October I will be joining the University of Warwick as an assistant professor! We will be continuing to examine the molecular mechanisms of intracellular trafficking using a range of samples, including plants and diatoms ⚽️🌱🔬
Less than one week to go! We're excited to hear talks from @laurabacete.bsky.social and @sventruckenbrodt.bsky.social. Join us online on Thursday 16 July at 15:00 BST.
🔬🌱Register now for the second webinar in our new series on quantitative plant imaging. We’ll be hearing about using Brillouin microscopy to measure plant cell wall mechanics from @laurabacete.bsky.social, while @sventruckenbrodt.bsky.social will introduce PlantEx. 🗓️16 July at 15:00 BST
This session will showcase some really state-of-the-art imaging techniques to look at cellular architecture (@sventruckenbrodt.bsky.social) and live, contact free biomechanics (@laurabacete.bsky.social)! Sign up below! #expansionmicroscopy #brillouin #plants 🌱🔬
Register now for the 2nd webinar in our new series on quantitative plant imaging, hosted by @ajcellbio.bsky.social & @joemckenna.bsky.social. In this webinar we’ll hear from @laurabacete.bsky.social on Brillouin microscopy & @sventruckenbrodt.bsky.social on expansion microscopy. 🗓️16 July, 15:00 BST
🔬🌱Register now for the second webinar in our new series on quantitative plant imaging. We’ll be hearing about using Brillouin microscopy to measure plant cell wall mechanics from @laurabacete.bsky.social, while @sventruckenbrodt.bsky.social will introduce PlantEx. 🗓️16 July at 15:00 BST
Register for FocalPlane features... quantitative plant imaging across scales - FocalPlane
Register for FocalPlane features... quantitative plant imaging across scales - News
focalplane.biologists.com
Also in our list, we highlight a preprint on Phasor-based analysis for multiplex imaging in plants from Beatrice Lace @blace.bsky.social & Thomas Ott @ottlab.bsky.social. You can learn more in our 1st webinar in our quantitative plant imaging series: focalplane.biologists.com/2026/05/19/f...
FocalPlane features... Thomas Ott and Simon Gilroy - FocalPlane
FocalPlane features... Thomas Ott and Simon Gilroy - News
focalplane.biologists.com
Our #preprint list is now up on FocalPlane. This week we focus on the latest tools in bioimage analysis and include a couple of preprints that simulate microscopy data. Check them out and, as always, let us know if you have any recommendations. focalplane.biologists.com/2026/06/12/m...
We’re excited to hear from Alex Johnson of the University of Exeter! 🎉 Alex investigates clathrin-mediated endocytosis in plants and algae, highlighting how photosynthetic organisms sense and respond to their environment through mechanisms that differ from those in mammalian or yeast systems.
Come join us online on July 16 to learn about PlantEx — using expansion microscopy to image plants at 20–60 nm resolution, and in multi-colour no less! ☘️🌈🔬
Register now for the 2nd webinar in our new series on quantitative plant imaging, hosted by @ajcellbio.bsky.social & @joemckenna.bsky.social. In this webinar we’ll hear from @laurabacete.bsky.social on Brillouin microscopy & @sventruckenbrodt.bsky.social on expansion microscopy. 🗓️16 July, 15:00 BST
This session will showcase some really state-of-the-art imaging techniques to look at cellular architecture (@sventruckenbrodt.bsky.social) and live, contact free biomechanics (@laurabacete.bsky.social)! Sign up below! #expansionmicroscopy #brillouin #plants 🌱🔬
Register now for the 2nd webinar in our new series on quantitative plant imaging, hosted by @ajcellbio.bsky.social & @joemckenna.bsky.social. In this webinar we’ll hear from @laurabacete.bsky.social on Brillouin microscopy & @sventruckenbrodt.bsky.social on expansion microscopy. 🗓️16 July, 15:00 BST
🌱🔬Save the date for the second webinar in this series: Thursday 16 July at 15:00 BST. Updates will appear on our webpage or you can sign up to our FocalPlane features... mailing list to stay up-to-date with the latest information. focalplane.biologists.com/macro-to-mic...
The recordings from the first webinar in our new series on quantitative plant imaging are now available. Check out the presentations from Thomas Ott @ottlab.bsky.social (on behalf of Beatrice Lace @blace.bsky.social) and Simon Gilroy: focalplane.biologists.com/2026/05/19/f...
If you ever wondered about the history and current state of plant Clathrin-mediated endocytosis....here is a review just for you! onlinelibrary.wiley.com/doi/10.1111/... Was really fun to write this with awesome co-authors! ⚽️🌱🔬
Clathrin‐Mediated Endocytosis in Plants: Historical to Modern Advances
Ultrastructural studies by Bonnett and Newcomb in 1966 revealed the existence of coated vesicles budding from the plant cell plasma membrane. This review introduces this discovery and early questions...
onlinelibrary.wiley.com
There is still time to register for @focalplane.bsky.social's inaugural plant imaging webinar tomorrow. #plantimaging focalplane.biologists.com/2026/03/30/n...
New webinar series on plant imaging - FocalPlane
New webinar series on plant imaging - News
focalplane.biologists.com
📢 Two weeks to go until the first webinar in our new series on quantitative plant imaging across scales. We’ll hear from @blace.bsky.social and Simon Gilroy in this webinar chaired by @ajcellbio.bsky.social and @joemckenna.bsky.social.
New webinar series on plant imaging - FocalPlane
New webinar series on plant imaging - News
focalplane.biologists.com
Thanks for this initiative! Great idea. Happy to see @blace.bsky.social from our lab @biologyunifreiburg.bsky.social and involved in imaging approaches @sfb1381.bsky.social kicks it off. Hope to see many people online.
We are excited to launch a new webinar series, Macro to micro: quantitative plant imaging across scales, organised by @ajcellbio.bsky.social and @joemckenna.bsky.social. Our first webinar will featured talks from @blace.bsky.social and Simon Gilroy. focalplane.biologists.com/2026/03/30/n...
We are excited to launch a new webinar series, Macro to micro: quantitative plant imaging across scales, organised by @ajcellbio.bsky.social and @joemckenna.bsky.social. Our first webinar will featured talks from @blace.bsky.social and Simon Gilroy. focalplane.biologists.com/2026/03/30/n...
🌱🔬If you’re a plant biologist using imaging in your research, check back with us on Monday for an exciting announcement! @ajcellbio.bsky.social @joemckenna.bsky.social #teaser #plantbiology #microscopy
We are delighted to share this week’s featured image from Nat Prunet @nat-prunet.bsky.social, showcasing pollen grains from various plant species. Read our post to discover more about the image and learn about Nat’s research. #FluorescenceFriday focalplane.biologists.com/2026/03/27/f...
In the frame of the French ANR funded project HOMONIME project (anr.fr/Projet-ANR-2...), we will open 3 PhD positions to work on nickel homeostasis in plants using genomic, proteomic, metabolomic and spectrometric approches in Toulouse, Grenoble and Pau. Contact me for further informations
Exploration des mécanismes de l'homéostasie du nickel chez les plantes à l'aide d'une espèce hyperaccumulatrice
Le nickel est un métal essentiel pour les plantes. Il est le cofacteur indispensable à uréase, qui dégrade l’urée pour recycler l’azote. Cependant, le nickel est toxique quand il est présent en excès,...
anr.fr
Abstract deadline extended until March 20th! Come talk about plants and microscopy! #imc21 🌱🔬
If you like plants and microscopy (optical, spectroscopic, and/or electron based), George Littlejohn and I are charing the plant session at #IMC21: Abstract submission is open, so come join us in Liverpool! 🌱🔬😎 www.imc21.org.uk/congress/abs...
Abstract deadline extended until March 20th! Come talk about plants and microscopy! #imc21 🌱🔬
If you like plants and microscopy (optical, spectroscopic, and/or electron based), George Littlejohn and I are charing the plant session at #IMC21: Abstract submission is open, so come join us in Liverpool! 🌱🔬😎 www.imc21.org.uk/congress/abs...
If you like plants and microscopy (optical, spectroscopic, and/or electron based), George Littlejohn and I are charing the plant session at #IMC21: Abstract submission is open, so come join us in Liverpool! 🌱🔬😎 www.imc21.org.uk/congress/abs...
Abstract Submission
imc21.org.uk
A big thanks to Alex, Joe, Marketa, Mark and @biologists.bsky.social for bringing together plant imaging enthusiasts across scales and career stages - all in a classic English countryside setting!🔬🌱 @ajcellbio.bsky.social @joemckenna.bsky.social @focalplane.bsky.social
A huge thank you to Joe, Alex, Marketa, Mark and @biologists.bsky.social for bringing together an absolutely amazing community in plant imaging 🌱🔬 in the stunning Sussex countryside.
⚡️Funded PhD position in my lab in Exeter 🧠 @exeter.ac.uk If you are interested in brain development, cell-type diversity, neuroglia, subcortical structures and neurodevelopmental disorders, check out this opportunity. Deadline 28 Feb. Please RT🙏. www.exeter.ac.uk/study/fundin...
PhD Funding: Subcortical brain deve | University of Exeter
The University of Exeter’s Department of Clinical and Biomedical Sciences is inviting applications for a PhD studentship to commence on September 21st, 2026 or as soon as possible thereafter.
exeter.ac.uk
Post-lunch, @ajcellbio.bsky.social telling us about imaging plant endocytosis using multiple techniques 🔬
We’re excited to announce our special guest speaker for Flora in Focus: A Microscopy Conference for Plant Scientists Join us as Dr Alex Johnson, Research Fellow at University of Exeter, presents “Probing plant endocytosis at multiple scales.”
The final version of our multispectral microscopy manuscript is now online at Nature Photonics: www.nature.com/articles/s41... The main additions are some further comparisons to yet more unmixing algorithms, in which we find that our algorithm is still the most accurate.
Multispectral live-cell imaging with uncompromised spatiotemporal resolution - Nature Photonics
A tree-like arrangement of dichroic mirrors and multiple cameras coupled with an iterative spectral unmixing algorithm enables multispectral imaging of live cells in up to eight spectral channels with...
nature.com
We've recently updated our multispectral microscopy manuscript to clarify a few points (particularly regarding SNR) and add eight supplementary figures. Courtesy of Sjoerd Stallinga, we now also have a derivation of the appropriate Cramér–Rao lower bound! www.biorxiv.org/content/10.1...
Deadline for funded places has been extended to the 5th of September! So if your a PhD, post doc, newish PI and like imaging plants - this is a great chance to hang out and talk with some experts in a fancy English countryside house 🌱🔬😎
Early-career researchers, apply for a funded place at our Macro to Micro: Quantitative Plant Imaging Across Scales Workshop. Find out more: www.biologists.com/workshops/fe... #Workshop #Plants #Cells #Imaging #Microscopy #Microscope #Research #PlantPhysiology #PlantCells
Organised by Alex Johnson and Joe McKenna, who we have had the pleasure of working with at the Gatsby Plant Science Summer School, this is a great opportunity not to be missed! Just 2 more days to apply for a funded place if you are an ECR
Deadline approaching: Friday 15 August Early-career researchers, apply for a funded place at our Workshop 'Macro to Micro: Quantitative Plant Imaging Across Scales' organised by Mark Fricker, Alexander Johnson, Joseph McKenna and Markéta Šámalová. www.biologists.com/workshops/fe...
Early-career researchers, apply for a funded place at our Macro to Micro: Quantitative Plant Imaging Across Scales Workshop. Find out more: www.biologists.com/workshops/fe... #Workshop #Plants #Cells #Imaging #Microscopy #Microscope #Research #PlantPhysiology #PlantCells
Brillouin microscopy showing strength in non-invasive, live-imaging applications! Studying fruit fly embryos during gastrulation as cells rapidly change shape @prevedel-lab.bsky.social @gomezjm-devmech.bsky.social @marialep.bsky.social characterised & mapped mechanical changes in 3D. rdcu.be/ev6ZX