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Posts by Carolina Rezaval

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Excited to share a new review by @kocherlab.bsky.social and me:

Nature-inspired neuroscience

We discuss diverse sensory systems and behaviors across the animal kingdom and argue for their integration into neuroscience. New tools in diverse systems are making this possible โœจ

tinyurl.com/y5y9du27

1 day ago 191 70 1 8
Light-inducible FLPase reconstitution enables temporal control of gene expression in Drosophila melanogaster #Drosophila PubMed link

Light-inducible FLPase reconstitution enables temporal control of gene expression in Drosophila melanogaster
#Drosophila

1 day ago 2 3 0 0

Congrats! Yeah

2 days ago 1 0 0 0
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Spatial, temporal and Notch determination of terminal selector expression controls neuronal cell fate in the Drosophila optic lobe - Nature Neuroscience The authors characterized the spatial origin of Drosophila medulla neurons, completing their previous characterization of the temporal and Notch origins of these neurons and allowing them to correlate...

Fรฉlix Simon's paper is out in its final form ๐Ÿ˜
When we got into (extreme) detail in the temporal and spatial patterning of neuroblasts, Fรฉlix asked a simple question "sure, but how does this translate into neuronal cell fate?". www.nature.com/articles/s41...

4 days ago 42 23 3 3
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News News

Great news from the lab - weโ€™ve been awarded a MIRA (R35)!

This grant provides 5-year support for our research program. We are very grateful to NIGMS/ #NIH for supporting our research. We will be hiring a research technician and a postdoc.

fernandez.lab.indiana.edu/news/index.h...

2 days ago 68 11 8 0
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The neural mechanisms supporting the rise and fall of maternal aggression - Nature In mice, female aggression is governed by an amygdalaโ€“toโ€“medial hypothalamus circuit that is strengthened during pregnancy and is dynamically amplified by oxytocin during lactation.

What has changed in mama bear brain (well, actually mice) to make her risk her life to attack a potential threat and protect her young? Oxytocin is the key! Happy to share our new study led by two awesome postdocs: Takashi Yamaguchi and Rongzhen Yan.
www.nature.com/articles/s41...

5 days ago 70 29 2 0
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Neuronal lipid droplets play a conserved and sex-biased role in maintaining whole-body energy homeostasis - Nature Metabolism In vivo regulation of neuronal lipid droplet formation mediates whole-body energy homeostasis in a sex-specific manner in Drosophila and mice.

Beyond delighted to share our amazing collaboration with Thierry Alquier's lab @alquierthierry.bsky.social on a conserved role for neuronal lipid droplets in regulating energy homeostasis in vivo led by Celena Cherian, Romane Manceau, Danie Majeur, and Colin Miller www.nature.com/articles/s42... /1

6 days ago 64 31 9 1

๐ŸŽ‰New paper out from the lab, led by @baptistepiqueret.bsky.social: ant larvae chemically suppress the reproduction of their caregivers. bit.ly/4t8uZLG
An example of how social interactions are regulated at the molecular level. The work was made possible by the unique environment @mpi-ce.bsky.social

1 week ago 40 14 0 1
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New article with @oudietted.bsky.social and the @dreamteamicm.bsky.social

Dream-like mental states can occur during wakefulness

Published now in @cp-cellreports.bsky.social

www.cell.com/cell-reports...

Congrats to Nicolas Decat!

1 week ago 30 13 1 0

Thank you! :)

1 week ago 1 0 0 0
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Weโ€™re recruiting!

Exciting opportunities in our lab supported by a
@wellcometrust.bsky.social Discovery Award.

โ€ข Postdoctoral researchers
โ€ข Research assistant/PhD students

Join us to study how neural circuits drive decision-making.

Deadline 26/04

Learn more and Apply here: rezavallab.org

1 week ago 19 22 2 1
Two positions as Associate Senior Lecturer/Assistant Professor in Computational Science We are looking for an up-and-coming researcher who wants to conduct pioneering research to take up a position as Assistant Professor in Computational Science. Computational science research is conduct

Are you a computational scientist? Within 7 years of your PhD? Come join us at Lund University! We have two new positions as assistant professor! Deadline: 25th of May. The advert is broad, but this is your chance to push computational neuroscience in a fantastic place!
lu.varbi.com/en/what:job/...

1 week ago 11 17 0 1
CIG Symposium - FBM Unil Page CIG Symposium of site Faculty of Biology and Medicine hosted by the University of Lausanne

@jlarsch.bsky.social and I are organising the 2026 CIG Symposium on June 11-12 in Lausanne on "Information transfer: from genes to behaviour", featuring an eclectic set of brilliant scientists. Details and registration here (abstracts by May 1, registration by June 1):

www.unil.ch/fbm/en/home/...

2 weeks ago 7 7 0 0

Proud to have supported James on this great project

its an example of one of my favourite types of computational/theoretical neuroscience studies:

first identifies an underappreciated but severe problem for current brain theory

then goes and uses maths and clever sims to figure out the solution ๐Ÿ˜€

2 weeks ago 16 1 0 0
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๐Ÿงต New preprint led by @bingbrunton.bsky.social, @elliottabe.bsky.social, @lawrencehu.bsky.social

We gave a worm brain control of a fly body and it walked

What did we learn? Nothing, other than deep reinforcement learning is effective

We call it the digital sphinx

www.biorxiv.org/content/10.6...

3 weeks ago 397 147 9 26
An enteric neuron ionotropic receptor regulates salt stress resistance Nature - The I3 pharyngeal enteric neuron in Caenorhabditis elegans detects high-salt conditions, and the GLR-9 ionotropic salt receptor expressed specifically in I3 regulates genes related to salt...

Another paper from our awesome lab out today @nature.com. Led by ๐ŸŒŸ PD Jihye Yeon with fantastic collaborators. We show how an ionotropic receptor (related to insect sensory IRs) in a single pharyngeal enteric neuron senses ingested salts and protects the worm from high salt stress.
rdcu.be/fbd4a

2 weeks ago 77 20 10 0
Top: Putative engram cells were identified as GFP (cFos) signals in the indicated mushroom body cell body region dorsal to the calyx 24 hours after spaced training of UAS-mCD8-GFP; kayak-Gal4/Tubp-Gal80ts flies. pERK signals observed after odor exposure 24 hours after training were used to identify cells activated during memory recall tests. Bottom: Schematic for optogenetic reactivation of engram cells. Channelrhodopsin-YFP (ChR2-YFP) was expressed in putative engram cells using the same strategy of expressing GFP above. Twenty-four hours after spaced training, flies were tested for their preference of blue light (which activates channelrhodopsin) vs. green light.

Top: Putative engram cells were identified as GFP (cFos) signals in the indicated mushroom body cell body region dorsal to the calyx 24 hours after spaced training of UAS-mCD8-GFP; kayak-Gal4/Tubp-Gal80ts flies. pERK signals observed after odor exposure 24 hours after training were used to identify cells activated during memory recall tests. Bottom: Schematic for optogenetic reactivation of engram cells. Channelrhodopsin-YFP (ChR2-YFP) was expressed in putative engram cells using the same strategy of expressing GFP above. Twenty-four hours after spaced training, flies were tested for their preference of blue light (which activates channelrhodopsin) vs. green light.

Long-term memories become imprecise as animals age, but what are the neural mechanisms? This study shows that increased #dopamine signaling during #memory consolidation causes memory #EngramCells to respond to inappropriate cues, inducing memory generalization @plosbiology.org ๐Ÿงช plos.io/4v62VtD

2 weeks ago 10 4 1 0
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๐ŸŽ“ Calling PhD students & early-career postdoctoral fellows!
Planning to attend a #neuroscience training course between 1 July โ€“ 31 Dec 2026? IBRO is offering training #grants to support your participation.

Discover the eligibility criteria, which costs are covered & more๐Ÿ‘‡
https://ow.ly/NFkf50YAvpp

2 weeks ago 3 2 0 0
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Come join us! We're recruiting 3 new academic posts in the School of Biology, University of Leeds, closing 23/04/26.

Assoc Prof Plant Science tinyurl.com/4x48jc78
Assoc Prof Animal Biology tinyurl.com/2s4sk85s
Lecturer in Ecology, Zoology, Biodiversity or Ecosystem Management: tinyurl.com/39dwp47j

1 month ago 18 40 0 1
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๐Ÿ“ข The BCCN Berlin is hiring a Network Outreach Coordinator!

Check out their page for more information ๐Ÿ‘‰ bit.ly/3NDunhP

#BernsteinNetwork #CompNeuro #Neuroskyence

2 weeks ago 3 2 0 0

Many thanks to @klaus-tschira-stiftung.de and @gso-forresearchers.bsky.social for this wonderful opportunity to study the mechanisms underlying naturalistic decision processes in the context of foraging behavior!
Weโ€™ll also soon have openings for PhD students, stay tuned!

2 weeks ago 103 12 10 1
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Low-intensity focused ultrasound to human amygdala reveals a causal role in ambiguous emotion processing and alters local and network activity The amygdala shows abnormal metabolism in depression, a disorder marked by altered emotion, motivation, and learning. Yet its causal role in these proโ€ฆ

Very happy our first paper using ultrasound stimulation (TUS) to stimulate the human amygdala (BLA) got out in @cp-neuron.bsky.social today! ๐ŸŽ‰๐Ÿฅณ๐Ÿ”ŠGreat FUN with co-first authors @mirunmigyu.bsky.social @lilweb.bsky.social in @mkflugge.bsky.social 's lab!
www.sciencedirect.com/science/arti...

2 weeks ago 65 20 2 5
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Dorsoventral hippocampus neural assemblies reactivate during sleep following an aversive experience - Nature Neuroscience Synchronization of sharp-wave ripples across the dorsoventral hippocampus during sleep supports coordinated reactivation that represents negative experiences more faithfully than positive ones.

Our paper is out today!!! (not an April fool's day joke) Congrats to authors @azulsilva.bsky.social, @belalima-paiva.bsky.social, Ele Pronier, and mostly to the amazing scientist and human being who led this project @facuumm.bsky.social
#neuroskyence #hippocampus
www.nature.com/articles/s41...

2 weeks ago 75 30 11 1

Very excited to share new work by Leonardo Lupori. In mice, a single dose of the antipsychotic clozapine results in changes to behavior and cortical activity patterns that remain detectable a week later.
www.biorxiv.org/content/10.6...

2 weeks ago 19 8 1 0

Check out our new preprint and learn about the smart foraging behavior of fly larvae!
www.biorxiv.org/content/10.6...

3 weeks ago 35 11 0 0
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Graphical abstract showing that NMDAR immunisation drives psychosis-like behaviour in mice, while clozapine reverses this. Upper panel: arrows show NMDAR immunisation producing a mouse exhibiting psychosis-like behaviour, with clozapine reversing this effect. Lower panels: anti-NMDAR antibodies bind neuronal NMDA receptors, which are then eliminated by microglia via phagocytosis, leading to psychosis. Clozapine restores NMDA receptor levels by reducing anti-NMDAR antibody levels, consistent with an immunomodulatory mechanism of action.

Graphical abstract showing that NMDAR immunisation drives psychosis-like behaviour in mice, while clozapine reverses this. Upper panel: arrows show NMDAR immunisation producing a mouse exhibiting psychosis-like behaviour, with clozapine reversing this effect. Lower panels: anti-NMDAR antibodies bind neuronal NMDA receptors, which are then eliminated by microglia via phagocytosis, leading to psychosis. Clozapine restores NMDA receptor levels by reducing anti-NMDAR antibody levels, consistent with an immunomodulatory mechanism of action.

๐Ÿฅ๐ŸŽ‰The Psychosis Collective proudly presents our first preprint

๐‚๐ฅ๐จ๐ณ๐š๐ฉ๐ข๐ง๐ž ๐ฌ๐ฎ๐ฉ๐ฉ๐ซ๐ž๐ฌ๐ฌ๐ž๐ฌ ๐š๐ฎ๐ญ๐จ๐ข๐ฆ๐ฆ๐ฎ๐ง๐ข๐ญ๐ฒ ๐๐ซ๐ข๐ฏ๐ข๐ง๐  ๐ฉ๐ฌ๐ฒ๐œ๐ก๐จ๐ฌ๐ข๐ฌ-๐ฅ๐ข๐ค๐ž ๐›๐ž๐ก๐š๐ฏ๐ข๐จ๐ฎ๐ซ ๐ข๐ง ๐ฆ๐ข๐œ๐ž

๐˜ˆ ๐˜ฅ๐˜ช๐˜ด๐˜ค๐˜ฐ๐˜ท๐˜ฆ๐˜ณ๐˜บ ๐˜ซ๐˜ฐ๐˜ถ๐˜ณ๐˜ฏ๐˜ฆ๐˜บ ๐˜ช๐˜ฏ ๐˜ต๐˜ฉ๐˜ณ๐˜ฆ๐˜ฆ ๐˜ข๐˜ค๐˜ต๐˜ด

starring Le He & Harriet Feldman

www.biorxiv.org/content/10.6...

We wanted to understand how antipsychotics work. Thread๐Ÿงต

3 weeks ago 78 33 3 6

A fantastic course you donโ€™t want to miss! The application deadline has been extended to April 13.

2 weeks ago 3 0 0 0

Thank you so much

3 weeks ago 1 0 0 0

thank you so much! so kind

3 weeks ago 0 0 0 0

Thank you so much. Thatโ€™s very kind. And thank you for all your support along the way

3 weeks ago 1 0 0 0