Kate Sadler @katesadlerphd.bsky.social · 17/03/2026hope to see a bunch of you at #usasp2026! >>> check out presentation info below. follow us on instagram for WAY more content (+/- gritty). 130
Reposted by Kate SadlerOlivia Davis @oliviadavis.bsky.social · 01/11/2025Thrilled to share our latest preprint using single nuq sequencing and Xenium to define neuron organisation and sex differences in glia within human spinal cord. Truly a collaborative effort, with a big shoutout to Katherin Gabriel and @tedpricethepainguy.bsky.social www.biorxiv.org/content/10.1...biorxiv.orgA molecular map of the human spinal dorsal and ventral horn defines arrangement of neuronal types and glial sex differencesThe spinal cord is the gateway for sensory information from the body as it ascends to the brain, as well as a major motor output center of the nervous system. It is also a key location for sensory-mot... 33211
Reposted by Kate SadlerNYU Pain Research Center @nyupainresearch.bsky.social · 17/10/2025New research identifies a specific bacterial protease, Bfp1 from Bacteroides fragilis, that cleaves & activates host PAR2. This causes intestinal barrier disruption, sensitizes pain neurons, and triggers inflammation, leading to abdominal pain in IBD/IBS models. www.sciencedirect.com/science/arti...sciencedirect.comA Bacteroides fragilis protease activates host PAR2 to induce intestinal pain and inflammationProtease-activated receptor 2 (PAR2) is a central regulator of intestinal barrier function, inflammation, and pain. Upregulated intestinal proteolysis… 241
Reposted by Kate SadlerCell Host & Microbe @cp-cellhostmicrobe.bsky.social · 17/09/2025Microbiota drives sickle cell disease pain Sickle cell disease mice have excessive heme catabolites, fewer bacteria metabolizing bilirubin & low A. muciniphila. A. muciniphila or TRPM2 inhibitors (blocking bilirubin signals) reduce SCD pain @katesadlerphd.bsky.social www.cell.com/cell-host-mi...cell.comGut microbiota and metabolites drive chronic sickle cell disease pain in miceBrandow et al. describe how the gut microbiome drives chronic sickle cell disease (SCD) pain. SCD guts contain excessive heme catabolites, fewer bacteria that metabolize bilirubin, and low levels of A... 021
Kate Sadler @katesadlerphd.bsky.social · 16/09/20251st paper from Sadler Lab is out!! Highlights: 1) A. muciniphila reverses sickle cell (SCD) pain, 2) fecal transplant from SCD mice induces pain via bilirubin-TRPM2 vagal signaling, 3) BilR+ bacteria less abundant in SCD patient poo, 4) RNAseq on HUMAN nodose ganglia! www.cell.com/cell-host-mi...cell.comGut microbiota and metabolites drive chronic sickle cell disease pain in miceBrandow et al. describe how the gut microbiome drives chronic sickle cell disease (SCD) pain. SCD guts contain excessive heme catabolites, fewer bacteria that metabolize bilirubin, and low levels of A... 54012
Kate Sadler @katesadlerphd.bsky.social · 22/08/2025short and sweet new preprint from the lab showing that the vaginal microbiome is a key driver of endometriosis pain! 🦠🩸 more details coming soon but very excited to be working on this criminally understudied chronic pain condition. www.biorxiv.org/content/10.1...biorxiv.orgThe vaginal microbiome drives endometriosis painDespite being one of two cardinal disease symptoms, endometriosis pain is poorly understood. Using a validated mouse model, we demonstrate that endometriosis-associated vaginal dysbiosis is sufficient... 091
Reposted by Kate SadlerDiana Tavares Ferreira @dianatavf.bsky.social · 19/08/2025This work is finally online as in-press preview! JCI - Cell and molecular profiles in peripheral nerves shift toward inflammatory phenotypes in diabetic peripheral neuropathy www.jci.org/articles/vie...jci.org JCI - Cell and molecular profiles in peripheral nerves shift toward inflammatory phenotypes in diabetic peripheral neuropathy 23415
Reposted by Kate SadlerTed Price @tedpricethepainguy.bsky.social · 23/07/2025Our paper showing decreased KCC2 expression in the human spinal cord in people who died with a history of neuropathic pain is now published in PAIN: journals.lww.com/pain/abstrac... Great work from @oliviadavis.bsky.social and the teams of the De Koninck and Hildebrand labs. ❤️ 🇨🇦 collabs!journals.lww.comDecreased KCC2 expression in the human spinal dorsal horn... : PAINdate there is no evidence supporting or opposing this hypothesis in humans. Here, we demonstrate that KCC2 expression is decreased in superficial dorsal horn neurons of organ donors who died with a do... 1389
Kate Sadler @katesadlerphd.bsky.social · 01/07/2025spending less time on here these days, but if you want more sadler lab updates, check out our new lab instagram (www.instagram.com/sadler_lab ; trying to reach more non-scientists!) and our fancy new website (www.sadlerlab.com). 000
Kate Sadler @katesadlerphd.bsky.social · 12/02/2025Sickle cell pain pre-meeting for USASP was cancelled. Friendly reminder to call your representatives and tell them how important federal funding is for the study of ALL diseases — not just the diseases that affect them + people who look like them. 061
Reposted by Kate SadlerElaine Hsiao @pipethero.bsky.social · 29/01/2025Delighted to highlight new work by Kelly Jameson and colleagues showing that select microbial metabolites in the small intestinal lumen regulate vagal activity www.cell.com/iscience/ful...cell.comSelect microbial metabolites in the small intestinal lumen regulates vagal activity via receptor-mediated signalingNeuroscience; Microbiome 13916
Kate Sadler @katesadlerphd.bsky.social · 24/01/2025check it out! our lab's first review paper is officially in print and was selected as an editor's choice at Pain! fun summary video in this link in case you don't feel like reading🦠💩🐁: journals.lww.com/pain/fulltex...journals.lww.comMicrobiome contributions to pain: a review of the... : PAINoorganisms and the neuroimmune networks that drive pain in such diseases. More recently, microbiomes both inside and across the surface of the body have been recognized for driving sensory symptoms in... 1237
Reposted by Kate SadlerTed Price @tedpricethepainguy.bsky.social · 20/01/2025Very excited to share our new preprint: "Decreased KCC2 expression in the human spinal dorsal horn associated with chronic pain and long-term opioid use" led by @oliviadavis.bsky.social and Samuel Ferland, a collab between us, Yves De Koninck and Mike Hildebrand labs www.biorxiv.org/content/10.1...biorxiv.orgDecreased KCC2 expression in the human spinal dorsal horn associated with chronic pain and long-term opioid useLoss of GABAergic and glycinergic inhibitory efficacy in the spinal dorsal horn is associated with neuropathic pain and opioid-induced hyperalgesia in rodent models. Downregulation of the KCC2 chlorid... 24414
Reposted by Kate Sadler⚡️GREG_CORDER⚡️ @flybottleescape.bsky.social · 04/01/20251/ 🧠 Excited to share our new preprint: Convergent state-control of endogenous opioid analgesia We uncover how cognitive + contextual factors—like injury, fear, and placebo—modulate pain through dynamic opioid signaling in the periaqueductal gray (PAG) biorxiv.org/content/10.1... 45423
Kate Sadler @katesadlerphd.bsky.social · 12/12/2024Official Sadler Lab 2024 Holiday CHEESE Party pic 1150
Kate Sadler @katesadlerphd.bsky.social · 11/12/2024epithelial cells are REALLY COOL, EVERYBODY! thrilled to see @amikesell.bsky.social 's dissertation work published in Science Translational Medicine today! 0114
Reposted by Kate SadlerAlex Mikesell @amikesell.bsky.social · 11/12/2024Excited to share my dissertation work from the Stucky Lab! We found that keratinocytes drive touch pain caused by the chemo drug paclitaxel. Paclitaxel directly sensitizes keratinocytes to touch through PIEZO1! #PainResearch #touch @katesadlerphd.bsky.social www.science.org/doi/10.1126/... 2163
Reposted by Kate SadlerTed Price @tedpricethepainguy.bsky.social · 18/11/2024I started (at @katesadlerphd.bsky.social's suggestion, thanks Kate for pushing me) a pain neuroscience and pain research starter pack. I am sure I have missed many people so if I missed you, I am sorry, but please just ask me to add you in the thread below and I will do that. go.bsky.app/KboKNhg 386428
Reposted by Kate SadlerTayler Sheahan @taylersheahan.bsky.social · 15/11/2024I've joined the 🦋 migration! Here's a pain and somatosensory researchers starter pack. Comment or message me to be added #neuroscience #neuroskyence #pain 🧠 🔬 go.bsky.app/N3EmVKA 363613
Reposted by Kate SadlerTed Price @tedpricethepainguy.bsky.social · 14/11/2024Two BOOM!s in one day: www.nature.com/articles/s41... This flies totally in the face of what I think I know about visceral pain, but when evidence challenges your preconceived notions, maybe it is time to consider changing my gastric pain view.nature.comA vagus nerve dominant tetra-synaptic ascending pathway for gastric pain processing - Nature CommunicationsGastric pain has limited treatment options and the nociceptive ascending pathway remains largely unclear. Here, the authors identify a glutamatergic tetra-synaptic NTS–LPB–PVT–PL circuit that provides... 2209
Kate Sadler @katesadlerphd.bsky.social · 12/11/2024heyo! here's an out of date lab photo and some goodies to make this page look way less blank! fun review we wrote: journals.lww.com/pain/abstrac... preprint that shortens my life by 24 hr each day that it remains unpublished: pmc.ncbi.nlm.nih.gov/articles/PMC... 140