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Ben Larson

@blarson.bsky.social
1.3K followers 1.3K following 101 posts

Protists, microscopy, biophysics, evolution. Interested in how cells control shape and movement www.benlarson.org Natura in minimis maxima Asst Prof, RPI | Postdoc, UCSF, Wallace Marshall | PhD, UCBerkeley, Nicole King | BA, Physics, Reed College

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Reposted by Ben Larson
Joshua Weitz @joshuasweitz.bsky.social · 28/09/2026
Wonderful profile of our new colleague in the Dept. of Biology in Maryland, @couchmicroscopy.bsky.social with secrets yet to be uncovered into a major evolutionary transition hanging out in murky waters. www.nytimes.com/2026/09/26/s...
nytimes.com
In an $80 Motel Room, a Discovery to Shed Light on the Origins of Life (Gift Article)
A scrappy science project led to a significant discovery: two new species of a rare organism that could elucidate a fundamental transition in the history of life on our planet.
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Iñaki Ruiz-Trillo @multicellgenome.bsky.social · 28/09/2026
We have a new branch in the family tree of animals: Atreyea- a previously unrecognized lineage among the closest unicell relatives of animals. Led by @konsmitsi.bsky.social & @freejakoba.bsky.social together with a fantastic team of collaborators. 🔗 papers.ssrn.com/sol3/papers.... #protistsOnSky
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Antoine Molaro @antoinemolaro.bsky.social · 25/09/2026
Big day for transposon biology! (two paper thread) #mustread www.science.org/doi/10.1126/...
science.org
Transposable elements as evolutionary catalysts of ant macrodiversity
Transposable elements (TEs) are key contributors to genome evolution, yet their macroevolutionary roles in adaptive radiations remain poorly understood, as high-quality genomic resources at sufficient...
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Earlham Institute @earlhaminst.bsky.social · 23/09/2026
We're recruiting a postdoc in #protist #genomics! This is an exciting opportunity to work on a highly collaborative technical project overcoming barriers in protist sequencing. 🗓️ Apply by: 01 October 2026
okt.to
Postdoctoral Research Scientist (Bioinformatics) - Protist Genomics
The Earlham Institute has been awarded funding by the Gordon and Betty Moore Foundation to develop Protist Omics at Scale, a three-year international methods-development programme run in partnership with the Scottish Association for Marine Science, home of the Culture Collection of Algae and Protozoa, and Aalborg University.
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Ben Larson @blarson.bsky.social · 12/09/2026
Just a few cyanobacteria in this plankton tow from Lake Chautauqua. If you look closely, you might spy a few of the critters we were after in the sample…
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William Gilpin @wgilpin.bsky.social · 08/09/2026
Our group discovered that reasoning models produce fractals when asked to solve hard problems. We can use nonlinear dynamics to probe the thinking processes of recurrent depth models on Sudoku, mathematics, and even ARC-AGI (1/N) arxiv.org/abs/2609.04963
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Caitie McCafferty @computingcaitie.bsky.social · 09/09/2026
I am looking for a lab manager for my group that I will be starting at the @fmiscience.bsky.social in February! We will use in situ structural biology to investigate dynamic ciliary processes. More info here —> bsky.app/profile/comp... #cilia #teamtomo #proteomics #protistsky
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Ben Larson @blarson.bsky.social · 04/09/2026
Yep, they got me. I had stable convergence by about question 30/60. Apparently, pronouncing "crayon" as "cran," "crayfish," and using the word "pop" for sweetened, carbonated beverages really sealed the deal. Didn't realize there was such overlap between pacific northwest, Montana, and midwest
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Thibaut Brunet @thibautbrunet.bsky.social · 02/09/2026
🚨 New preprint alert! 🚨 Choanoflagellates reorganize their global cytoskeletal architecture within seconds to explore confined microspaces. This is the main PhD work of the amazing @maitefreired.bsky.social www.biorxiv.org/content/10.6... A tread 🧵⬇️
biorxiv.org
Rapid repurposing of microvillar content drives a flagellate-to-amoeboid switch in the closest relative of animals
Animal cells extensively remodel their cytoskeleton during differentiation and can notably switch between two major motility modes: flagellum-based swimming and actin-based crawling. We previously sho...
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Ben Larson @blarson.bsky.social · 01/09/2026
Start-of-semester-plotes has replaced Surf-plotes on the student office door
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Ben Larson @blarson.bsky.social · 01/09/2026
At the Aspen Center for Physics, even the cosmologists are talking about protists
A slide depicting a slime mold (Physarum)-based algorithm for reconstructing the cosmic web
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Ben Larson @blarson.bsky.social · 01/09/2026
Single-cell ecology!
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Javier del Campo @fonamental.bsky.social · 01/09/2026
Coral bleaching looks like a reef-scale catastrophe. But it starts as a breakdown between single cells. Published in @microbiomej.bsky.social, led by @ambonacolta.bsky.social we watched it at that scale for the first time: the first single-cell transcriptomics of a bleaching coral 🪸 #CoralReefs
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Paul & Virginie - Centriole Lab @centriolelab.bsky.social · 27/08/2026
Very happy to see our Nature Reviews Molecular Cell Biology Roadmap out! A fantastic collective effort, led by Carsten Janke and Zdenek Lansky, together with an amazing group of colleagues, and sparked by inspiring discussions at the Fondation des Treilles. www.nature.com/articles/s41...
nature.com
Towards a systems-level view of the microtubule cytoskeleton and its functions in physiology and disease - Nature Reviews Molecular Cell Biology
Microtubules are essential components of the cytoskeleton, yet important links between their molecular properties and organismal functions remain unresolved. In this Roadmap, Janke et al. discuss key ...
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Corey Holt @coreyholt.bsky.social · 27/08/2026
What's that? You wish we had more data on those bizarre dinoflagellates WITH EYES? Have no fear! With @protistwtmostest.bsky.social, Gordon Lax, and @pjkeelinglab.bsky.social, who also have eyes.
academic.oup.com
Evolution of complex organelles in ocelloid-bearing dinoflagellates
Abstract. Warnowiid dinoflagellates are known for possessing two of the most complex structures known in single cells: multi-projectile nematocysts and the
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Kirsty Wan @micromotility.bsky.social · 17/08/2026
What does a single-celled organism tell us about the origins of complex behaviour? Delighted to see the final version of our paper: Embodied behavioural complexity in a ciliated microorganism out in@natcomms.nature.com (Funded by @erc.europa.eu ERC) doi.org/10.1038/s414... #cilia #protistsonsky
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Cameron Thrash @jcamthrash.bsky.social · 05/08/2026
Integration and regulation of stolen organelles in a marine protist academic.oup.com/ismej/advanc... #jcampubs
academic.oup.com
Integration and regulation of stolen organelles in a marine protist
Abstract. Chloroplast-stealing (a.k.a., “kleptoplastidic”) plankton transiently obtain and integrate prey metabolic machinery into their own cells. To do s
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Mattia Serra @mattiaserra.bsky.social · 05/08/2026
Preprint📣: Living tissues can exhibit odd mechanics without chirality. Our minimal model shows that orientational order can generate an odd modulus—inferable from experiments—and reproduces flows & stress localization around 1/2 defects. @sreejithsanthosh.bsky.social www.biorxiv.org/content/10.6...
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Evgenii Protasov @evgenii-protasov.bsky.social · 03/08/2026
Eukaryotic-like microtubules and dynamic instability of Asgard archaeal tubulins #eukaryotes #archaea #MicroSky @science.org www.science.org/doi/full/10....
science.org
Eukaryotic-like microtubules and dynamic instability of Asgard archaeal tubulins
Asgard archaeal mini microtubules suggest an archaeal origin of eukaryotic microtubules.
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myosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 23/07/2026
Cell biology: Cytoplasmic rivers carry molecular cargo: Current Biology www.cell.com/current-biol...
cell.com
Cell biology: Cytoplasmic rivers carry molecular cargo
Molecules in the cytoplasm of an animal cell move by diffusion, motor activity, and/or fluid flow. A recent study demonstrates how directed, but often subtle, cytoplasmic drift currents carry cytoskel...
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Kirsty Wan @micromotility.bsky.social · 21/07/2026
Do #tintinnids dream of electric sheep? 🤯 Here is a single cell capable of building a lorica and living inside it for protection... it also swims, feeds, hunts Can even detect and habituate to mechanical cues! #celllearning #protistsonsky #cilia Read more in our preprint doi.org/10.64898/202...
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Varsha Mathur @varshamathur.bsky.social · 21/07/2026
So happy to share our new paper out now in @natmicrobiol.nature.com! We establish Pirsonia-Coscinodiscus as a model pathosystem and uncover how this tiny parasite infects and kills bloom-forming marine diatoms 🌊🦠 rdcu.be/fuQyF
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Ben Larson @blarson.bsky.social · 20/07/2026
Had a lot of fun writing this dispatch article for @currentbiology.bsky.social with PhD student Caitlin Doyle www.sciencedirect.com/science/arti..., highlighting cell morphogenesis and recent work on suctorian growth control principles. 1/3
sciencedirect.com
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myosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 15/07/2026
www.biorxiv.org/content/10.6... Sol-gel Transition Drives Hyper-fast Mixing in a Giant Cell super cool work on longstanding question about gel-sol transitions in cells using the giant amoeba Chaos carolinensis! @wallaceucsf.bsky.social
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Marine Biological Laboratory @mblscience.bsky.social · 08/07/2026
📢 APPLICATIONS OPEN! Applications are open for the MBL’s Semester in Biological Discovery, a spring semester or quarter program that provides an immersive research experience in discovery-driven biological sciences modeled on the MBL’s world-renowned ARTCs. 🔗 mbl.edu/sbd
mbl.edu
Semester in Biological Discovery (SBD) | Marine Biological Laboratory
The MBL's Semester in Biological Discovery (SBD) is a 12-week program that provides an immersive research experience in discovery-driven biological sciences modeled on the MBL's world-renowned Advanced Research Training Courses. The SBD program is also ...
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myosinactncrazy.bsky.social @myosinactncrazy.bsky.social · 07/07/2026
www.biorxiv.org/content/10.1... Multiple evolutionary routes to cytoskeletal arborization revealed by the rhizarian amoeba Filoreta ramosa
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Ankita Jha @ankita13jha.bsky.social · 07/07/2026
Excited to share our new paper, now published in Nature Cell Biology! 🎉 We asked a fundamental question in cell biology: How do cells maintain polarity while migrating? Especially how do cancer cells navigate confined spaces? www.nature.com/articles/s41556-026-01981-1
nature.com
CD44 restricts EGFR mobility to polarize cytoskeletal signalling modules driving bleb-based migration - Nature Cell Biology
Jha et al. show that the transmembrane protein CD44 restricts EGFR mobility to maintain an EGFR–PI3K–Rac gradient during bleb-based cell migration.
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Thibaut Brunet @thibautbrunet.bsky.social · 07/07/2026
Discovery of an adhesion GPCR regulating mating in choanoflagellates, by Alain Garcia de las Bayonas & Nicole King. Absolutely stunning work - choano cell biology is going next level www.biorxiv.org/content/10.6...
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Scott Coyle @cellraiser.bsky.social · 02/07/2026
Had a blast putting this video abstract together with colleagues for @zjmaggiexu.bsky.social story in @currentbiology.bsky.social on how the "vampire cell" P. collini builds the perfect feeding trap 👀. Be sure to check out the full paper: www.cell.com/current-biol... www.youtube.com/watch?v=Ikzm...
youtube.com
A cellular vampire builds the perfect feeding trap / Curr. Biol., June 24, 2026 (Vol. 36, Issue 14)
YouTube video by Cell Press
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Vasily Zlatogursky @zlatogursky.bsky.social · 29/06/2026
1/11 🤩Sooooo happy to see this work on a new new group #algae. Looks like #centrohelids - predatory ancient eukaryotic lineage sometimes harbor vertically-inherited plastids from #dictyochophytes. Amazing work, @annewalraven.bsky.social, glad to be on board! More below:
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ISEP @isepprotists.bsky.social · 27/06/2026
New #ISEPpapers! Eukaryovorous Predation in Evolutionarily Significant Excavate‐Like Flagellates pmc.ncbi.nlm.nih.gov/articles/PMC... #Protists #Microbes #Evolution
schematic drawings of microbial cells
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Scott Coyle @cellraiser.bsky.social · 24/06/2026
@zjmaggiexu.bsky.social's story on suctorian trap structure adaptation is now online in @currentbiology.bsky.social , with new evolutionary analyses and modeling! This fall, Maggie will keep exploring predatory protists as a PD in @nbellono.bsky.social group; keep an eye out for her she's amazing!
sciencedirect.com
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Current Biology @currentbiology.bsky.social · 25/06/2026
Folks, mind the suctorian trap!
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Ben Larson @blarson.bsky.social · 25/06/2026
I had a ton of fun the other day talking with @nonresidentdesi.bsky.social and @scifri.bsky.social 's Flora Lichtman and Rasha Aridi about murderous microbes and the things that we are trying to learn from them. Happy for the opportunity to bring some new awareness to the world of protists!
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Science Friday @scifri.bsky.social · 24/06/2026
Researchers like Ben Larson and Glen D’Souza are piecing together the world of killer microbes, including why they turn on each other and if their tiny weapons could be harnessed to fight disease. Listen to the podcast now: www.sciencefriday.com/segments/kil...
sciencefriday.com
Swords, cannibalism, poison: inside the world of killer microbes
Some microbe species have evolved to stab, bomb, cannibalize, or poison each other. Can we harness their weapons for good?
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Science Friday @scifri.bsky.social · 24/06/2026
Meet Euplotes gigatrox, a super-giant cannibal captured with a scanning electron microscope for our #PictureOfTheWeek. Image credit: Ben Larson and Samuel Lord
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ISEP @isepprotists.bsky.social · 24/06/2026
New #ISEPpapers #PrePrint! A billion-year-old bacterial machinery replicates plastid DNA and supports kleptoplastidy www.biorxiv.org/content/10.6... #Protists #Algae #Microbes #Evolution #Bacteria
a circular evolutionary tree
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Justin Taraska @taraska.bsky.social · 23/06/2026
Looking for your next step after a BS/BA or MS in biology, cell biology, biochemistry, or a related field? My NIH lab in Bethesda, MD is looking for a Lab Manager/Technical Specialist. Interested in basic research? Please email me directly or learn about our lab here: irp.nih.gov/pi/justin-ta...
irp.nih.gov
Justin Taraska, Ph.D. | Principal Investigators | NIH Intramural Research Program
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Caitie McCafferty @computingcaitie.bsky.social · 22/06/2026
Happy to finally share that I will be starting my independent group at the @fmiscience.bsky.social in Feb 2027 in a vibrant new environment. We will use integrative in situ structural cell biology methods to investigate ciliary structure and dynamics in several model (and non-model 👀) systems!!
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Ashley Albright @aralbright.bsky.social · 19/06/2026
[1/n] Our preprint-in-progress on RNA regionalization in Stentor is no longer in progress! Now @pnas.org 🥳 Turns out a single cell isn't a homogenous soup… it has molecular geography, including things like regionalized transcription factors. Think bicoid, but in a ciliate.
pnas.org
Genome-wide analysis of mRNA regionalization in a giant single cell | PNAS
The molecular mechanisms that produce cell structure are poorly understood. The giant ciliate Stentor coeruleus is a unicellular model organism who...
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Ben Larson @blarson.bsky.social · 18/06/2026
Protists that build houses! Fascinating structural insights here into mechanisms of self-assembly
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Maximilian Ganser @mhganser.bsky.social · 18/06/2026
Tiny unicellular #eukaryotes, big #biomaterial inspiration. Excited to share our Nature Communications study showing that tintinnid ciliates build their chemical- and heat-resistant shells from self-assembling proteins we call Tintinnidorins. doi.org/10.1038/s414... #protistsonsky 1/3
Swimming tintinnid ciliate in its transparent showing the shell-material granules containing the Tintinnidorin proteins accumulated around the circular zone of membranelles of the newly developing cell.
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paveltomancak.bsky.social @paveltomancak.bsky.social · 18/06/2026
Big paper from @hejnol.bsky.social lab. Title says it all. Congrats, Stanislav Kremnyov and the team. www.nature.com/articles/s41...
nature.com
A blastoporal organizer in a ctenophore - Nature
Experiments using the comb jelly Mnemiopsis leidyi and the sea anemone Nematostella vectensis reveal that the emergence of a core signalling pathway may have been a key innovation enabling the transit...
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Liz Cooney @protistwtmostest.bsky.social · 18/06/2026
Meet Holdonia, a new member of the chrompodellid clade. Found clinging to a polychaete, this little guy reveals that similar patterns in plastid reduction have occurred independently across chrompodellid and related lineages. @rhizalyssa.bsky.social @pjkeelinglab.bsky.social tinyurl.com/2t25xb6z
tinyurl.com
The evolutionary transition from alga to parasite in the sister lineage of apicomplexans
The chrompodellids are a collection of photosynthetic “chromerids” and heterotrophic “colpodellids,” which are together the sister lineage to the apic…
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Alexis Lomakin, Ph.D. @alexis-lomakin.bsky.social · 15/06/2026
Getting nuclear size just right – emerging mechanisms regulating nuclear scaling and morphology @jcellsci.bsky.social journals.biologists.com/jcs/article/...
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Pawel Burkhardt @pawelburkhardt.bsky.social · 16/06/2026
How ancient are the building blocks of animal sensory systems? Key components of animal sensory systems evolved before animals. We find that choanoflagellates possess diverse & spatially segregated TRP channels, pointing to ancient origins of sensory specialization. doi.org/10.64898/202...
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Anubhav Dhar @anubhavdhar.bsky.social · 15/06/2026
Expansion microscopy is revolutionary but application to actin cytoskeleton has been challenging. Not anymore....we combine IntAct + U-ExM to get an unprecedented 3D nanoscale view of actin isoforms in expanded cells. Read the full revised paper here: plos.io/4vansgr
plos.io
IntAct-U-ExM enables super-resolution imaging of isoform-specific actin networks across species
A previous study in PLOS Biology developed IntAct, a tool to study isoform-specific actin localization, dynamics and molecular interactions across species. In this Update Article, IntAct is coupled wi...
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Kirsty Wan @micromotility.bsky.social · 15/06/2026
Large-brained vertebrates are overrated
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Henry De Belly @henrydebelly.bsky.social · 10/06/2026
Very excited to be sharing our new paper, just out in Nature Cell Biology! The big question we investigate: How do migrating cells put their front 🔴 and back 🔵 in the right place?
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🧬Jacob L Steenwyk @jlsteenwyk.bsky.social · 08/06/2026
NEW results on the #geometry of "knowing" in #LLMs Where does an LLM's "I'm just guessing" live? Its "I'm fabricating"? Its "I'm deriving step by step"? The answer is in distinct areas of #activation space -- and this shared geometry of #epistemic states is observed across diverse #OS models.
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