Julien Devilliers
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juliendevilliers.bsky.social
Julien Devilliers
@juliendevilliers.bsky.social
Postdoc Virginia Tech / sensory system 🦟 / molecular biology / entomology / phylogenomics / colour pattern / mimicry / vision / polarised light 🦋🇨🇵🇬🇧🇺🇲
https://juliendevi.github.io/
Pinned
Is convergence of hematophagic behaviour constrained by necessary genetic changes? Here we detected diversification of same gene families linked to emergence of hematophagy in sandflies and mosquitoes!
academic.oup.com/gbe/article/...
Hematophagy generates a convergent genomic signature in mosquitoes and sandflies
Abstract. Blood-feeding (hematophagy) is widespread across Diptera (true flies), yet the underlying genetic basis remains poorly understood. Using phylogen
academic.oup.com
Reposted by Julien Devilliers
I am so excited to share new work on a TE insertion that regulates iridescence in swordtails, led by fantastic grad student @nadiahaghani.bsky.social and with help from many coauthors! In a time that has been so difficult to navigate, this & other projects have kept my spirits up: shorturl.at/NE65A
Insertion of an invading retrovirus regulates a novel color trait in swordtail fish
For over a century, evolutionary biologists have been motivated to understand the mechanisms through which organisms adapt to their environments. Coloration and pigmentation are remarkably variable wi...
shorturl.at
November 12, 2025 at 8:34 PM
Reposted by Julien Devilliers
Please drop me a line is you are interested to work in my lab and are eligible for the CSC funding!
We are looking for candidates interested in (and eligible for) CSC-funded PhD positions, for the project " AI-powered system to monitor biodiversity and study behaviour of key wild pollinators"
www.findaphd.com/phds/project...

Please contact Lena by email for informal enquiries.
November 11, 2025 at 9:03 PM
Reposted by Julien Devilliers
Do you work (/want to work) with caterpillars? Or sensory systems? Or BOTH?! Well good golly do we have the paper for you! We explain the senses that caterpillars have, what they use them for, and how anthropogenic sensory pollution might be messing it all up 🐛 doi.org/10.1007/s003...
The sensory ecology of caterpillars - Journal of Comparative Physiology A
Caterpillars (larval Lepidoptera) are one of the most ecologically and evolutionarily significant taxa on Earth. As both feeders and food, they shape the dynamics of enumerate ecosystems on land. Key ...
doi.org
November 10, 2025 at 3:24 PM
Reposted by Julien Devilliers
Check out our newest paper on mosquito sugar feeding! 🦟🌸

This study was led M. VanderGiessen, F. Upshur & M. Cartadena-Guzman. A great collaboration with L. Escobar & @thevinaugerlab.bsky.social!

@globalchangebio.bsky.social @vtbiochemistry.bsky.social

academic.oup.com/jme/article-...
Effect of landscape heterogeneity on mosquito abundance and sugar feeding behavior
Abstract. Mosquito-borne diseases pose a dire threat to humanity, claiming over 700,000 lives annually. At the local scale, the interplay between several e
academic.oup.com
November 6, 2025 at 9:38 PM
Reposted by Julien Devilliers
Excited to announce the final version of the Mosquito Cell Atlas is out now in @cellpress.bsky.social!! 🦟🩸

There is SO much left to find & investigate in this dataset (& the rich biology of the Aedes aegypti mosquito)! We hope this helps scientists in many fields!
www.cell.com/cell/fulltex...
A single-nucleus transcriptomic atlas of the adult Aedes aegypti mosquito
A comprehensive single-nucleus RNA-seq atlas of >367,000 nuclei from male and female Aedes aegypti mosquitoes reveals sexual dimorphism in sensory systems and brain cell types and widespread co-expres...
www.cell.com
October 30, 2025 at 4:05 PM
Reposted by Julien Devilliers
🌷New Research highlight showcases Arrowsmith et al. (2025), which shows that temperature alone can shift pollinators’ floral choices in diverse plant–pollinator communities. Such thermally-driven species interaction rewiring may have important consequences. ➡️ buff.ly/i5QrFjd

@blancaac.bsky.social
October 28, 2025 at 1:05 PM
Reposted by Julien Devilliers
Does #SexualSelection fuel #Speciation?

Our new #meta-analysis of comparative studies finds support for a positive relationship, but the rather moderate global effect suggests it’s not necessarily a dominant force.

doi.org/10.1093/evle...
Sexual selection and speciation: a meta-analysis of comparative studies
Abstract. Understanding the drivers of biodiversity is a central goal in evolutionary biology. In particular, sexual selection has long been proposed as a
doi.org
October 22, 2025 at 11:24 AM
Reposted by Julien Devilliers
🚨 New paper out in #JCP-A @springernature.com "Divergent sensory transcriptomic profiles in positive and negative learning in Bicyclus Anynana butterflies" by Yi Teng Ter & Erica Westerman #Neurogenomics #VisualLearning #Lepidoptera 🧪🧠🦋
↘️ link.springer.com/article/10.1... ↙️
Divergent sensory transcriptomic profiles in positive and negative learning in Bicyclus Anynana butterflies - Journal of Comparative Physiology A
Journal of Comparative Physiology A - Mate preference learning, where individuals learn to prefer or avoid specific phenotypes during mate selection, is pervasive across animal taxa and influences...
link.springer.com
October 23, 2025 at 12:06 AM
Reposted by Julien Devilliers
Latest work out today in @currentbiology.bsky.social

We find the fly development gene bicoid is much older than previously thought (~20 million yrs older!) 🪰🧬

To pinpoint its origins we tackled the Diptera phylogeny, providing some resolution (many open questions remain).

🔗 tinyurl.com/2vyuevpy
Revised evolutionary relationships within Brachycera and the early origin of bicoid in flies
Mulhair et al. uncover a functional bicoid in non-cyclorrhaphan flies, pushing the gene's origin back by ∼20 million years. Reassessing the Diptera phylogeny using the largest dataset to date permits ...
www.cell.com
October 17, 2025 at 3:14 PM
🚨 PhD position available!

Study the implications of vision on sleep using drosophila as a model.

Apply by end of November
Hello #neuroscience mastodon,

we have a BBSRC funded #phd position open!
A cool project utilise #drosophila transcriptome and connectome to map out the novel #sleep controlling visual pathway!

see details here:

https://www.kofanchenlab.net/come-join-us

please boost and spread the words!
Come Join US
Fully funded PhD position available:
www.kofanchenlab.net
October 15, 2025 at 1:26 PM
Reposted by Julien Devilliers
Interested in joining my lab to study the evolution and development of monoaminergic neurons?
You can now apply for the Giuseppe Levi Post-Doc Fellowship (2 years, Neurobiology, EU citizens).
Deadline: 10 Nov 2025 – 18:00
For more info selezionionline.lincei.it and email me!
Online Applications – Accademia Nazionale dei Lincei - Home
Online Applications – Accademia Nazionale dei Lincei
selezionionline.lincei.it
October 14, 2025 at 10:43 AM
Reposted by Julien Devilliers
📢 New publication 'From Trees to Traits: A Review of Advances in PhyloG2P Methods and Future Directions' by Arlie Macdonald, Maddie James, Jonathan Mitchell and Barbara Holland in Genome Biology and Evolution 🧪

doi.org/10.1093/gbe/...

#Phylogenomics
From Trees to Traits: A Review of Advances in PhyloG2P Methods and Future Directions
Abstract. Mapping genotypes to phenotypes is a fundamental goal in biology. Phylogenetic Genotype to Phenotype mapping methods are a relatively new set of
doi.org
October 6, 2025 at 11:42 PM
Reposted by Julien Devilliers
📢🦋 Our paper ‘Global selection on insect antipredator coloration’ is out and featured on the cover of @science.org

We ran a huge experiment to find out how ecological context favours camouflage and warning colouration as antipredator strategies. 1/6

www.science.org/doi/10.1126/...
September 25, 2025 at 6:26 PM
Reposted by Julien Devilliers
The buff-tip moth (Phalera bucephala) has mastered a very particular kind of camouflage.

When they close their wings up, they resemble a broken twig.

Native to large parts of Europe, there's regional pattern variation that reflects the local tree species. This one best resembles birch twigs?
September 17, 2025 at 12:20 PM
Reposted by Julien Devilliers
Carruthers @mgenner.bsky.social et al integrate retinal transcriptomics, phenotypic analyses and visual modeling to uncover rapid sensory divergence associated with an ecological transition between habitats with different light conditions.

🔗 doi.org/10.1093/molbev/msaf204

#evobio #molbio #cichlids
Rapid Divergence of Visual Systems and Signaling Traits to Contrasting Light Regimes During Early Speciation of African Crater Lake Cichlid Fish
Abstract. Sensory adaptation is widely hypothesized to drive ecological speciation, yet empirical evidence from natural populations undergoing early stage
doi.org
September 12, 2025 at 3:47 PM
Reposted by Julien Devilliers
September 2, 2025 at 8:04 PM
Reposted by Julien Devilliers
Bees use the sun's position in the sky for navigation – even on cloudy days. An international team involving researchers from #UniKonstanz has discovered how a particular part of bees' eyes helps them do this: https://t1p.de/ybjmj
September 3, 2025 at 1:57 PM
Reposted by Julien Devilliers
Our findings on bees' photoreceptors are now officially published in Biology Letters of the Royal Society Publishing!! Thanks again for a productive collaboration @jjfosterlab.bsky.social and @gregoeur.bsky.social !!
royalsocietypublishing.org/doi/10.1098/...
I'm really happy to share the first preprint of my PhD work in @jjfosterlab.bsky.social! During a fruitful collaboration with @gregoeur.bsky.social, we uncovered a surprising feature of bees' eyes!
www.biorxiv.org/content/10.1...
www.biorxiv.org
September 3, 2025 at 11:03 AM
Reposted by Julien Devilliers
New preprint reveals bacteria can't just collect all resistance genes like Pokemon cards.
We found mutually exclusive evolutionary pathways to multidrug resistance in E. coli & P. aeruginosa - some resistance mechanisms actively prevent others from coexisting www.biorxiv.org/content/10.1...
Genomic constraints shape the evolution of alternative routes to drug resistance in prokaryotes
Background Variation within the prokaryotic pangenome is not random, and natural selection that favours particular combinations of genes appears to dominate over random drift. What is less clear is wh...
www.biorxiv.org
August 29, 2025 at 2:05 PM
New in the field and interested in doing scRNA-seq for cheap? Here an in-house protocol for SPLiT-seq from cell dissociation to bioinformatic analysis! I personally used it on mosquito heads during my PhD.

link.springer.com/protocol/10....
An Optimized SPLiT-Seq Protocol for Insects
Single-cell RNA-sequencing revolutionized our approach of transcriptomic studies, enabling to analyze gene expression across cell type in a tissue. Here we introduce an optimized cell dissociation and...
link.springer.com
August 25, 2025 at 3:57 PM
Reposted by Julien Devilliers
The 2025-26 Eco-Evo job list is out. Good luck to those applying!

docs.google.com/spreadsheets...
ecoevojobs.net 2025-26
docs.google.com
August 19, 2025 at 7:19 AM
Reposted by Julien Devilliers
If you’re interested in ants, olfaction, gene regulation, or all of the above, here’s a new preprint from the lab for you. It describes an unorthodox mechanism of transcriptional interference by which ant olfactory sensory neurons produce a single functional receptor.
www.biorxiv.org/content/10.1...
Transcriptional Interference Gates Monogenic Odorant Receptor Expression in Ants
Communication is crucial to social life, and in ants, it is mediated primarily through olfaction. Ants have more odorant receptor (OR) genes than any other group of insects, generated through tandem d...
www.biorxiv.org
August 21, 2025 at 9:31 PM