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JCI insight
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High-quality, topflight, and clinically impactful basic and translational research representative of all biomedical specialties and physician-scientists: https://insight.jci.org/
Marking 10-years of JCI Insight, this Anniversary Collection brings together reflections from editors across the journal’s tenure, looking back—and ahead: insight.jci.org/collections/...
January 14, 2026 at 5:15 PM
From RIME to reason

In this Research Letter by Hal M. Hoffman @ferhatay.bsky.social & team, scRNA-seq analysis before & after treatment of recurrent infectious mucocutaneous eruption (RIME) reveals dysregulation of TNF/IFN signaling & classical monocytes: doi.org/10.1172/jci....
January 14, 2026 at 2:02 PM
Offering a high-resolution spatial atlas of pediatric arthritis:

@juninamo.bsky.social & team profiles nearly 400,000 cells across 9 patients with juvenile idiopathic arthritis, revealing disease-specific immune–stromal interactions within the synovium: doi.org/10.1172/jci....
January 13, 2026 at 2:03 PM
Reposted by JCI insight
Individuals with autoimmune disease on immunosuppressants often have suboptimal responses to COVID-19 vaccines.

Here, ASCI member Judith A. James & team perform a randomized trial, reporting additional COVID-19 vaccination is effective & safe: insight.jci.org/articles/vie...
January 12, 2026 at 6:01 PM
Celebrating a decade of JCI Insight — reflections from a former Editor in Chief

Kathleen L. Collins looks back on a transformative chapter as a testament to the power of collaboration: doi.org/10.1172/jci....
January 12, 2026 at 2:03 PM
Reposted by JCI insight
🚨🚨🚨 Our new study on gastrointestinal dysfunction in MSMDS - Multisystem Smooth Muscle Dysfunction Syndrome (ACTA2 R179 variants) is out!
insight.jci.org/articles/vie...
JCI Insight - Structural and functional gastrointestinal abnormalities in ACTA2 R179H mice modeling multisystemic smooth muscle dysfunction syndrome
insight.jci.org
January 9, 2026 at 6:06 PM
Acute rheumatic fever is an autoinflammatory disease

@njmoreland.bsky.social, @rhcmcg.bsky.social report widespread antibody heterogeneity, yet identify a protein expressed in cardiac muscle as an immunodominant autoantigen: doi.org/10.1172/jci....
January 11, 2026 at 2:01 PM
Prepare for slingshot

Editor in Chief Oliver Eickelberg discusses our core mission, challenges, and trajectory, in recognition of JCI Insight’s 10-year anniversary. doi.org/10.1172/jci....
January 10, 2026 at 5:15 PM
The native human glomerulus features a slit diaphragm resembling a densely interwoven fishnet

Here, Achilleas S. Frangakis & team resolve a specialized component of the kidney’s filtration barrier across the extracellular space at the nanometer scale: doi.org/10.1172/jci....
January 10, 2026 at 2:02 PM
When the JCI went rogue

Founding Editor Howard A. Rockman tells us about launching JCI Insight ten years ago: doi.org/10.1172/jci....
January 9, 2026 at 8:30 PM
Ready for a tour through vascular permeability

This issue’s cover features work by Sara González-Hernández et al. on the role of endothelial PROX1 (a lymphatic marker) in pathological disruption to the blood brain barrier: doi.org/10.1172/jci....
January 9, 2026 at 5:15 PM
Reposted by JCI insight
IL-21 enhances the cytotoxicity of intratumoral CD8+ T cells improving radiation efficacy @insight.jci.org
insight.jci.org/articles/vie...
January 8, 2026 at 7:39 PM
We need immunostimulatory agents for chronic infections & cancer (without toxicity)

Here, Takuya Yamamoto & team show SA-5, a novel oral TLR7 agonist, safely stimulates immune responses in young and aged macaques: doi.org/10.1172/jci....
January 8, 2026 at 2:03 PM
How does SARS-CoV2 affect cardiac conduction?

Brian O'Rourke & team show long-lasting cardiac arrhythmias are linked to innate immune activation and oxidative stress in the absence of direct cardiac viral infection, in an animal model of COVID-19: doi.org/10.1172/jci....
January 7, 2026 at 2:02 PM
How does NVP-BHG712 protect against pulmonary fibrosis in mice?

Mohit Kapoor & team identify EphB4 receptor as a crucial mediator of PF that regulates genes involved in ECM organization, ER cargo concentration & protein trafficking in fibroblasts: doi.org/10.1172/jci....
January 6, 2026 at 2:02 PM
A rebrand for proteasome inhibition in solid tumors

In this Research Letter, Larrain et al. investigate the potential of hepatic artery infusion pump delivery of carfilzomib, to continuously direct a large dose to the tumor with least hepatic toxicity: doi.org/10.1172/jci....
January 5, 2026 at 2:02 PM
Celebrating 10 years of JCI Insight!
The video highlights selected covers through the years


Music: Bensound; License code: LDOZSSOUYFKAOLR8; Artist: Theatre Of Delays
January 4, 2026 at 2:00 PM
Worth revisiting from 2025: Epigenetic scarring after chronic infection or cancer can lock immune cells into a dysfunctional state.

Here, @hazemghoneim.bsky.social & team develop an in vitro model of terminal CD8+ T cell dysfunction that better mimics in vivo exhaustion: doi.org/10.1172/jci....
January 3, 2026 at 2:02 PM
Animal studies clarify how vaccines protect, but limited human correlates complicate interpretation

Kate Bridges et al. now show cross-species blood transcriptional correlates of BCG-mediated protection include innate & adaptive immune processes: doi.org/10.1172/jci....
January 2, 2026 at 2:01 PM
Reposted by JCI insight
The first article of my PhD has been published! 🤩
🚨Publication alert!🚨

This project was a huge collaborative effort during Fanny’s first year of her PhD, and Jenni’s postdoc in @droch.bsky.social lab at the University of Copenhagen. (1/5)
JCI Insight - Myosin inhibition partially rescues the myofiber proteome in X-linked myotubular myopathy
insight.jci.org
December 29, 2025 at 2:36 PM
Celebrating 10 years of JCI Insight!
The video highlights selected covers through the years


Music: Bensound; License code: LDOZSSOUYFKAOLR8; Artist: Theatre Of Delays
January 1, 2026 at 2:02 PM
Count down: Our top 5 most-accessed manuscripts of 2025!

#1: Human Pegivirus alters immune and transcriptomic profiles in brain and blood of Parkinson's Disease patients: insight.jci.org/articles/vie...

@igorkoralnik.bsky.social @nmneurology.bsky.social
December 31, 2025 at 2:02 PM
Count down: Our top 5 most-accessed manuscripts of 2025!

#2: Glucose-dependent insulinotropic polypeptide receptor signaling alleviates gut inflammation in mice: doi.org/10.1172/jci....
December 30, 2025 at 2:02 PM
Count down: Our top 5 most-accessed manuscripts of 2025!

#3: NAD+ prevents chronic kidney disease by activating renal tubular metabolism: doi.org/10.1172/jci....
December 29, 2025 at 2:02 PM
Count down: Our top 5 most-accessed manuscripts of 2025!

#4: AAV-mediated base editing restores cochlear gap-junction with a GJB2 dominant-negative mutation causing syndromic #hearing loss: doi.org/10.1172/jci....
December 28, 2025 at 2:01 PM