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Arnone Lab

@arnonelab.bsky.social
453 followers 395 following 32 posts

Group established in 2000, studying echinoderms to unravel the evolution of organs and body parts by comparison of gene regulatory networks. arnonelab.it

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Arnone Lab @arnonelab.bsky.social · 30/09/2026
Proud and honoured to have been invited to this fantastic workshop on Evolution and Development at the Pontifical Academy of Sciences, at Casina Pio IV in Vatican City! www.pas.va/en/events/20...
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Periklis Paganos @perievodevo.bsky.social · 25/06/2026
The paper from my postdoc days @mblscience.bsky.social and @zakswartz.bsky.social Lab is available in @natcomms.nature.com. www.nature.com/articles/s41... With Beverly Naigles, @carsten-wolff.bsky.social and @danivoronov.bsky.social
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Maria Lorenza Rusciano @mlrusciano.bsky.social · 08/07/2026
Fantastic seminar by Chris @lowelab.bsky.social. It’s been a real pleasure having you at @szndohrn.bsky.social these days. With @arnonelab.bsky.social
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ZooCELL MSCA-Doctoral Network @zoocell.bsky.social · 30/06/2026
🔬 Meet Ina Arnone, ZooCELL PI at @szndohrn.bsky.social In this Q&A, she shares how she discovered EvoDevo, the big questions driving their research and her passion for mentoring the next generation of scientists. Follow the thread to learn more. 👇 #MSCA #ZooCELL #EvoDevo @arnonelab.bsky.social
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Arnone Lab @arnonelab.bsky.social · 15/06/2026
(1/2) What a fantastic week for the Arnone Lab at #EED2026 in Glasgow! Our lab’s work was showcased through contributed talks by @perievodevo.bsky.social in S19 and @mlrusciano.bsky.social in S02, as well as an invited talk by Ina in S15.
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Michalis Averof @michalis-averof.bsky.social · 30/04/2026
we're on the cover!
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Marco Grillo @mgrillo.bsky.social · 23/04/2026
At @szndohrn.bsky.social, the floor tiles have stitching and segmentation artifacts :) Just finished teaching the marvels of spatial omics to the great group of PhD students of @zoocell.biologists.social.ap.brid.gy, together with @alvarocrevenna.bsky.social. What a week! 🔬🍕🍝🍷🧪
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Manuel Irimia @mirimiam.bsky.social · 20/04/2026
Thrilled to present our comparative study on the evolution of zygotic genome activation (ZGA)!! 🥚🧬 Amazing PhD work of @campobes.bsky.social together with @fedemantica.bsky.social and many collaborators! @melisupf.bsky.social @crg.eu. Thread below 1/15 www.biorxiv.org/content/10.6...
biorxiv.org
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Michalis Averof @michalis-averof.bsky.social · 19/04/2026
These images show live embryos of animals (jellyfish, crustacean, worm, sea urchin, sea squirt, beetle) and one of animals closest single-celled relatives. They were captured taking advantage of fluorescent proteins localised on the outer membrane of cells, allowing us to observe cell outlines. 1/9
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Michalis Averof @michalis-averof.bsky.social · 19/04/2026
Finding molecular tags that localise fluorescent proteins to the cell membrane was the goal of our latest paper, now published in Development @dev-journal.bsky.social. The tags act as address labels, sending proteins to the cell membrane, where they highlight the shape and arrangement of cells. 2/9
journals.biologists.com
Targeting the cell membrane in established and emerging model organisms
Summary: Screening a toolkit of diverse membrane-localising tags identifies candidates that efficiently localise proteins to the plasma membrane in a wide range of animals and choanoflagellates.
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em-hoc.bsky.social @em-hoc.bsky.social · 09/02/2026
There are just a few days (and spots!) left to apply to this EM course with a focus on marine samples 🌊 do not miss it!
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Karel Mocaer @karel-mocaer.bsky.social · 20/01/2026
We are excited to share that we are hosting a hands-on course on "Electron Microscopy of Marine Environmental Samples" 🔬🌊 📍Naples, Italy 🗓️ 8th-11th of April 2026 If you are interested, check the program below! Registration is open until the 12th of February. We look forward to seeing you there!
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Arnone Lab @arnonelab.bsky.social · 15/01/2026
New findings on genomic regulation mechanisms throughout evolution | EurekAlert! www.eurekalert.org/news-release...
eurekalert.org
New findings on genomic regulation mechanisms throughout evolution
The conservation of genome regulatory elements over long periods of evolution is not limited to vertebrates, as previously thought, but also in echinoderms (invertebrates). This is one of the most not...
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em-hoc.bsky.social @em-hoc.bsky.social · 12/01/2026
EMHOC’s preliminary program is out. Check it out to stay updated!
docs.google.com
EMHOC 2026 preliminary program
EMHOC 2026 Preliminary Program Day 1 - Wednesday, April 8th 13h00 - 14h00 Arrival and registration 14h00 - 14h15 Welcome and introduction to the course Giovanna Benvenuto, Stazione Zoologica Napoli, ...
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imaeso.bsky.social @imaeso.bsky.social · 07/01/2026
Our work on the evolution of the regulatory genome of echinoderms is now out in @natecoevo.nature.com. Led by my former PhD Marta Magri, Danila Voronov & Saoirse Foley. Great collaboration of Arnone, Hinman & Maeso labs, started long time ago with our missed José Luis Gomez-Skarmeta: rdcu.be/eXX8l
rdcu.be
Deep conservation of cis-regulatory elements and chromatin organization in echinoderms uncover ancestral regulatory features of animal genomes
Nature Ecology & Evolution - Analysis of the 3D chromatin architecture and cis-regulatory elements in a sea urchin and a sea star reveals mechanisms of 3D chromatin organization in echinoderms...
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Dani Voronov @danivoronov.bsky.social · 07/01/2026
I am extremely proud and happy to announce that another paper from my PhD days has just been published in @natecoevo.nature.com on evolution of genome and gene regulation thanks to all the amazing people involved. Check the paper out at: www.nature.com/articles/s41...
nature.com
Deep conservation of cis-regulatory elements and chromatin organization in echinoderms uncover ancestral regulatory features of animal genomes - Nature Ecology & Evolution
Analysis of the 3D chromatin architecture and cis-regulatory elements in a sea urchin and a sea star reveals mechanisms of 3D chromatin organization in echinoderms and the long-term evolutionary dynam...
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Arnone Lab @arnonelab.bsky.social · 07/01/2026
Exciting news to start the new year! We’re thrilled to see this work finally out in @natecoevo.nature.com, the result of a major collaboration between my lab and the labs of Veronica Hinman and Nacho Maeso, began many years ago with the dear José Luis Gómez-Skarmeta. www.nature.com/articles/s41...
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em-hoc.bsky.social @em-hoc.bsky.social · 05/01/2026
Don’t forget to apply to this beautiful Electron Microscopy course at @szndohrn.bsky.social in Napoli, Italy by February 12th! 🌊 ☀️ Stay tuned for the preliminary program, in the meantime take a look here: www.szn.it/index.php/it...
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Arnone Lab @arnonelab.bsky.social · 03/01/2026
I am deeply honored to share that my project NeurEvoFun has been awarded support from the Fondo Italiano per la Scienza (FIS), the Advanced Grant by the Italian Ministry of Education, Universities and Research, supporting fundamental research inspired by the ERC model. Excited for what’s ahead!
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Arnone Lab @arnonelab.bsky.social · 15/12/2025
Beautiful course on electron microscopy coming soon in Naples, do not miss it!
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Arnone Lab @arnonelab.bsky.social · 12/12/2025
What a nice way to end the year - last shift of 2025 on the EMBL beamline P14 on Petra III in Hamburg! With @mlrusciano.bsky.social we did x-ray imaging of sea urchin larvae and had the honor of using the synchrotron ourselves! Many thanks to Angelika Svetlove. @embl.org
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Development @dev-journal.bsky.social · 18/11/2025
In preprints: cell type-specific gene regulation through the lens of echinoderms Periklis Paganos and @arnonelab.bsky.social discuss a recent #preprint by Jonas Maurice Brandenburg, David Aaron Garfield and colleagues doi.org/10.1242/dev....
In preprints: a new preprint curation initative from Development
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Arnone Lab @arnonelab.bsky.social · 05/11/2025
Our study, just published in #ScienceAdvances and funded by @hfspo.bsky.social, explores the post metamorphic cell composition of the sea urchin juvenile, revealing that its body is head-like. Long considered brainless creatures, they’re all brain instead! www.science.org/doi/10.1126/...
science.org
Single-nucleus profiling highlights the all-brain echinoderm nervous system
A sea urchin is a head with a brain-like organization and a vertebrate-type retinal signature.
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Periklis Paganos @perievodevo.bsky.social · 03/11/2025
We discuss new research on sea urchins, how echinoderms remain relevant experimental systems in the multiomics era, and the future of the cell type evolution and development field.
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Periklis Paganos @perievodevo.bsky.social · 03/11/2025
Thrilled to share my newest perspective article with @arnonelab.bsky.social in @dev-journal.bsky.social journals.biologists.com/dev/article/...
journals.biologists.com
In preprints: cell type-specific gene regulation through the lens of echinoderms
One of the most intriguing questions in developmental biology is how a single cell, the zygote, gives rise to hundreds or millions of distinct cell types during embryogenesis. Decades of research have...
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Arnone Lab @arnonelab.bsky.social · 23/10/2025
We‘re thrilled to be involved in this great open science initiative; @mlrusciano.bsky.social really enjoyed testing this tool in sea urchins!
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Arnone Lab @arnonelab.bsky.social · 24/09/2025
Very proud to be a part of this!
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RossellaAnnunziata @rossellaannunziata.bsky.social · 23/05/2025
Do you want to unravel the function of fluorescent cells in marine organisms? Join the Annunziata lab @szn.it for a PhD project exploring embryonic origins, function and biotechnological potential of fluorescent cell type in sea cucumbers! To apply: www.szn.it/.../ph-d-pro...
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Arnone Lab @arnonelab.bsky.social · 21/05/2025
Do you want to understand how developmental programs are encoded in animal genomes? Join our lab at the @szndohrn.bsky.social for a PhD project to unravel the developmental dynamics in sea urchins during the metamorphosis from larva to juvenile. Deadline JUNE 14th! www.szn.it/index.php/it...
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Marine Biological Laboratory @mblscience.bsky.social · 16/04/2025
It's only mid-April, but course season at the MBL is already underway! 🔬 Gene Regulatory Networks for Development started on April 6 and wraps up later this week 🧬 Congrats to this year's cohort! 👏 📲 Read more about the GRN course: bit.ly/3Wi6LQE
A group of people stands three rows deep in front of a brick building with doors and light sconces.
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Zak Swartz @zakswartz.bsky.social · 08/04/2025
Another terrific Developmental Biology of the Sea Urchin & Other Marine Invertebrates is done! Thank you to all attendees for sharing your awesome science, the co-organizers for their hard work, our sponsors, and @mblscience.bsky.social for being such a great venue. Photo credit to Bob Morris 👏
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Periklis Paganos @perievodevo.bsky.social · 28/03/2025
Also a blast from the past! Another preprint is now available from my first postdoc in the @arnonelab.bsky.social at @szndohrn.bsky.social www.biorxiv.org/content/10.1...
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mariacocurullo.bsky.social @mariacocurullo.bsky.social · 20/03/2025
Excited to share our latest work! @arnonelab.bsky.social , @John Kirwan, @Ina Arnone. We investigated the impact of light on the phenotypic response to food in sea urchin larvae. Check it out here: www.frontiersin.org/journals/eco.... @szndohrn.bsky.social, #SZN, #seaurchin, #ecoevodevo
frontiersin.org
Frontiers | Phenotypic response to food availability in sea urchin larvae and impact of light during development and growth
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Arnone Lab @arnonelab.bsky.social · 27/12/2024
Happy to share this: Ricercatori della Stazione Dohrn pubblicano su Nature nuovo studio sul plancton. Il lavoro firmato da Angela Falciatore, Chris Bowler e Maurizio Ribera d’Alcalà. Avevano cominciato a lavorare insieme 30 anni fa a Napoli... napoli.repubblica.it/cronaca/2024...
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Arnone Lab @arnonelab.bsky.social · 18/12/2024
Amazing work from the group of my former colleague, for ever friend, Angela Falciatore and colleagues: the "pigment of imagination" rocks! Congratulations! 🎉🍾🥂
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 01/12/2024
Deep conservation of cis-regulatory elements and chromatin organization in echinoderms uncover ancestral regulatory features of animal genomes www.biorxiv.org/content/10.1101/202…
biorxiv.org
Deep conservation of cis-regulatory elements and chromatin organization in echinoderms uncover ancestral regulatory features of animal genomes https://www.biorxiv.org/content/10.1101/2024.11.30.626178v1
Despite the growing abundance of sequenced animal genomes, we only have detailed knowledge of regula
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Arnone Lab @arnonelab.bsky.social · 01/12/2024
Thrilled to share this new work resulting from a great collaboration of my lab with the labs of Ignacio Maeso and Veronica Hinman, started with the dear José Luis Gómez-Skarmeta many years ago. Take a look! www.biorxiv.org/content/10.1...
biorxiv.org
Deep conservation of cis-regulatory elements and chromatin organization in echinoderms uncover ancestral regulatory features of animal genomes
Despite the growing abundance of sequenced animal genomes, we only have detailed knowledge of regulatory organization for a handful of lineages, particularly flies and vertebrates. These two groups of...
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Thibaut Brunet @thibautbrunet.bsky.social · 10/11/2024
Alright, I guess someone had to do this. Let me know if I forgot you (or anyone else), I can add accounts! go.bsky.app/DRMSeby
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Michalis Averof @michalis-averof.bsky.social · 12/11/2024
Looking for a tag to localise fluorescent proteins to the plasma membrane? Unsure which tag might work in your species? We generated a toolkit of 11 membrane-localising tags, which can be screened rapidly by microinjecting mRNA in your species of interest. 1/4 www.biorxiv.org/content/10.1...
biorxiv.org
A toolkit for testing membrane localisation tags across species
Transgenic markers and tools have revolutionised how we study cells and developing organisms. Some of the elements needed to construct those tools are universally applicable (e.g. fluorescent proteins...
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