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Chen Ran

@chenran

Neuroscientist. Assistant Professor at Scripps Research. https://www.ran-lab.org

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12.10.2023
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Latest posts by Chen Ran @chenran

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Excited to share our latest work in @nature.com showing shared neural substrates for parenting and prosocial helping behavior. Full text available here: rdcu.be/e6PnY

04.03.2026 18:18 πŸ‘ 40 πŸ” 15 πŸ’¬ 1 πŸ“Œ 0
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Warm congratulations to The Brain Prize winners 2026, Professor David Ginty and Professor Patrik Ernfors, for their pioneering work on how the nervous system detects and processes touch and pain.

Karolinska Institutet
HHMI

#Neuroscience #BrainPrize2026

05.03.2026 15:01 πŸ‘ 74 πŸ” 35 πŸ’¬ 1 πŸ“Œ 9
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The molecular basis of force selectivity by PIEZO2 Nature - PIEZO2 is intrinsically more rigid than PIEZO1, and disparate mechanical stimuli paradoxically evoke opposite conformational and gating responses in each channel.

New paper from the lab led by @ericmulhall.bsky.social addresses how PIEZO1 and PIEZO2 are tuned to different types mechanical forces. From nanometer-scale super-resolution microscopy to in vivo experiments, links single-molecule observations to physiological function.
www.nature.com/articles/s41...

04.03.2026 17:19 πŸ‘ 124 πŸ” 37 πŸ’¬ 2 πŸ“Œ 2
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A new clue to how the body detects physical force

PIEZO2β€”unlike PIEZO1β€”is tethered to the actin cytoskeleton, enabling sensory neurons to detect localized mechanical forces such as light touch.

Findings reported in @nature.com by @ericmulhall.bsky.social from @ardemp.bskyverified.social's lab link nanometer-scale imaging to sensory function.

05.03.2026 23:07 πŸ‘ 26 πŸ” 7 πŸ’¬ 2 πŸ“Œ 0

New work from the lab on how sickness reduces appetite. Turns out, it’s complicated :)

We focused on a single inflammatory cytokine, IL-1b, and even that reduces appetite via multiple mechanism.

Thanks to Nik Hayes for leading and sticking with this project and to everyone else who contributed!

25.02.2026 14:54 πŸ‘ 10 πŸ” 6 πŸ’¬ 0 πŸ“Œ 1
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Single-cell and isoform-specific translational profiling of the mouse brain - Nature Post-transcriptional regulation of mRNA translation was explored using Ribo-STAMP and single-cell RNA sequencing to reveal cell-type-specific and isoform-specific translation patterns across hipp...

Chuffed to see our paper with @geneyeo.bsky.social finally published in @nature.com.
www.nature.com/articles/s41...
Very grateful to Fede, Susie, and Dave from my lab, and Sammi, Eric, and Pratibha from Gene's lab. What did we find? ⬇️ ⬇️ ⬇️

24.02.2026 18:03 πŸ‘ 36 πŸ” 21 πŸ’¬ 1 πŸ“Œ 2

New lab preprint! Can we study conscious perception of gut sensations in mice to reveal its neuronal basis? Can we train mice to report their gut sensations? Omer Rafael and Stav Shtiglitz in the lab teamed up to discover that…YES! Thread…1/6 www.biorxiv.org/content/10.6...

13.02.2026 13:11 πŸ‘ 36 πŸ” 13 πŸ’¬ 1 πŸ“Œ 0
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What if we could see 3D #biodistribution of cancer drugs at the cellular level... throughout an entire model animal? 🧐 A new paper from Li Ye's lab @scripps.edu, Zhengyuan Pang & Verina Leung et al. introduce a technique for doing just that. (1/3) 🧡

10.02.2026 16:05 πŸ‘ 3 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0

Excited to co-host this conference with @marissascavuzzo.bsky.social and Steve Liberles focused on the peripheral nervous system -- No Brainer! Check out the amazing list of speakers and apply for one of the spots for this small, interactive meeting on the beautiful Janelia Campus at HHMI.

06.02.2026 16:38 πŸ‘ 23 πŸ” 11 πŸ’¬ 1 πŸ“Œ 1
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Vagal blood volume receptors compensate for haemorrhage and posture change - Nature A vagal reflex to blood volume changes in the heart involves PIEZO2 and helps to stabilize blood pressure in an upright posture and after blood loss.

www.nature.com/articles/s41... beautiful work from Stephen Liberles’ lab on neural mechanisms of sensing blood volume.

29.01.2026 00:00 πŸ‘ 26 πŸ” 5 πŸ’¬ 0 πŸ“Œ 0

A very nice spinal spatial transcriptomics paper here! www.biorxiv.org/content/10.6...

13.01.2026 05:32 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Patagonia was not bad at all!

12.01.2026 21:52 πŸ‘ 58 πŸ” 1 πŸ’¬ 4 πŸ“Œ 0

πŸ§ βš‘οΈπŸ’ŠNew @nature.com publication !

Mimicking opioid analgesia in cortical pain circuits

We built a brain-behavior framework to decode spontaneous chronic pain in miceβ€”and to biologically mimic morphine with a synthetic opioid gene therapy

nature.com/articles/s41...

@pennmedicine.bsky.social

08.01.2026 18:01 πŸ‘ 68 πŸ” 18 πŸ’¬ 2 πŸ“Œ 3

Beautiful paper! Somebody should do it in then viscerosensory brainstem.

08.01.2026 21:43 πŸ‘ 6 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
quote from Chen Ran: β€œI feel very lucky to have the support of the Simons Foundation and to have access to this outstanding community.”

quote from Chen Ran: β€œI feel very lucky to have the support of the Simons Foundation and to have access to this outstanding community.”

Fellows-to-Faculty awardee Chen Ran maps the senses of internal organs. Receiving this award β€” which is currently open for apps β€” has been crucial in enabling his work: https://www.simonsfoundation.org/autism-and-neuroscience-innovators-awardees-share-their-research-at-the-annual-retreat/ #science

21.12.2025 19:17 πŸ‘ 9 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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Some news. Exciting new challenges and opportunities ahead.

16.12.2025 22:21 πŸ‘ 69 πŸ” 3 πŸ’¬ 19 πŸ“Œ 3
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Locus coeruleus norepinephrine neurons facilitate orbitofrontal cortex remapping and behavioral flexibility Ogg et al. use in vivo imaging techniques to record activity in the locus coeruleus (LC) and the orbitofrontal cortex (OFC) during a reversal learning task in freely moving rodents. They show that man...

Thrilled this is out, led by former PD Cameron Ogg (now with her own lab at @rhodescollege.bsky.social!). It was a driven by a desire to see, in real-time, how LC activity/NE release influences downstream targets in behaving animals. SO hard to do, but Cameron did it! www.cell.com/cell-reports...

15.12.2025 14:47 πŸ‘ 63 πŸ” 31 πŸ’¬ 6 πŸ“Œ 0
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Trump says he wants to 'permanently pause' migration to the US from poorer countries President Donald Trump says he wants to β€œpermanently pause migration” from poorer nations and is promising to seek to expel millions of immigrants from the United States by revoking their legal status...

I was one of those immigrants, and we commit fewer crimes than people born here.

β€œTrump says he wants to β€œpermanently pause migration” from poorer nations and is promising to seek to expel millions of immigrants from the US by revoking their legal status.”

apnews.com/article/trum...

28.11.2025 15:19 πŸ‘ 95 πŸ” 27 πŸ’¬ 3 πŸ“Œ 3

What does it take in mechanosensory biology to earn one? Characterizing brainstem responses to stomach stretch?

28.11.2025 06:04 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Ive seen this work from Prof Liqun Luo’s presented a few times now and its stunning and heroic.

21.11.2025 11:20 πŸ‘ 32 πŸ” 9 πŸ’¬ 0 πŸ“Œ 0

A beautiful paper on the role of Piezos in uterine biology. I have known first author Yunxiao Zhang since 2012. Yunxiao is rare talent (and a wonderfully kind human being) now on the job market!

20.11.2025 14:35 πŸ‘ 14 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0

Deeply honored to receive this year's Tianqiao and Chrissy Chen Young Investigator Award from @sfn.org Grateful to all lab members and my mentors.

03.11.2025 20:55 πŸ‘ 16 πŸ” 1 πŸ’¬ 2 πŸ“Œ 1

Actively hiring! Video made by Sora-2 but the job post is 100% real.

Apply here: hhmi.wd1.myworkdayjobs.com/en-US/Extern...

02.10.2025 19:49 πŸ‘ 16 πŸ” 8 πŸ’¬ 1 πŸ“Œ 0

1.5 years in the making, only two weeks to go! Can’t wait to see everyone here at Scripps!

30.10.2025 22:17 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Sickness and the brain Zuri Sullivan and Catherine Dulac discuss the reciprocal communication between the brain and the immune system in sickness behavior.

This great primer from our #brain–body special by @dulaclab.bsky.social explores the many ways in which the brain and the immune system interact in the diseased state.
🧠
www.cell.com/current-biol...

30.10.2025 16:15 πŸ‘ 11 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0

Scripps is a wonderful place to do science. Hard to imagine better colleagues and students…

16.10.2025 00:45 πŸ‘ 9 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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A parabrachial hub for need-state control of enduring pain - Nature Activity in a set of parabranchial neurons in the mouse brain is increased during chronic pain, predicts coping behaviour, and can be modulated by circuits activated by survival threats.

Finally out: our recent work with Nick Betley is a view into how the brain reshapes its behavior in the face of competing survival needs- and also a potential angle on treatment targets for enduring pain.

A brief rundown...

www.nature.com/articles/s41...

09.10.2025 13:15 πŸ‘ 128 πŸ” 41 πŸ’¬ 9 πŸ“Œ 1
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We’re hiring!
My new Gut–Brain Axis Lab at Northwestern is looking for a Research Technologist 2 to help build the lab and explore how the nervous system shapes gut health and disease.
πŸ”¬ Apply here: myhr.northwestern.edu/psp/hrnu/EMP...

30.09.2025 22:32 πŸ‘ 43 πŸ” 23 πŸ’¬ 2 πŸ“Œ 1

Submedius Thalamus Modulates Orbitofrontal Cortex Representations During Maternal Behavior in Mice https://www.biorxiv.org/content/10.1101/2025.09.18.677207v1

19.09.2025 10:16 πŸ‘ 1 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

Very interesting paperβ€”>must read- and the first author will be looking for a job soon: one of the strongest scientists I could imagine. I learned so much from Yunxiao since my graduate school days.

19.09.2025 05:11 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0