Observational studyScience advances2021
JAK inhibition reduces SARS-CoV-2 liver infectivity and modulates inflammatory responses to reduce morbidity and mortality.
Observational study in Science advances, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 124 papers, 8 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
124 citing papers in PubMed, 8 syntheses or guidelines pooled it, 215 citations in OpenAlex.
- Does baricitinib reduce mortality and disease progression in SARS-CoV-2 virus infected patients? A systematic review and meta analysis.Respiratory medicine · 2022Pooled it
- Janus kinase inhibitors for the treatment of COVID-19.The Cochrane database of systematic reviews · 2022Pooled it
- Clinical efficacy and adverse events of baricitinib treatment for coronavirus disease-2019 (COVID-19): A systematic review and meta-analysis.Journal of medical virology · 2022Pooled it
- JAK inhibitors and COVID-19.Journal for immunotherapy of cancer · 2022Pooled it
- Janus kinase (JAK)-inhibitors and coronavirus disease 2019 (Covid-19) outcomes: a systematic review and meta-analysis.Expert review of anti-infective therapy · 2022Pooled it
- Janus kinases inhibitors for coronavirus disease-2019: A pairwise and Bayesian network meta-analysis.Frontiers in medicine · 2022Pooled it
- A meta-analysis on the risk factors adjusted association between cardiovascular disease and COVID-19 severity.BMC public health · 2021Pooled it
- The Efficacy and Safety of Janus Kinase Inhibitors for Patients With COVID-19: A Living Systematic Review and Meta-Analysis.Frontiers in medicine · 2021Pooled it
- Efficacy and safety of baricitinib plus standard of care for the treatment of critically ill hospitalised adults with COVID-19 on invasive mechanical ventilation or extracorporeal membrane oxygenation: an exploratory, randomised, placebo-controlled trial.The Lancet. Respiratory medicine · 2022Trial
- Efficacy and safety of baricitinib for the treatment of hospitalised adults with COVID-19 (COV-BARRIER): a randomised, double-blind, parallel-group, placebo-controlled phase 3 trial.The Lancet. Respiratory medicine · 2021Trial
- Body mass index and baricitinib treatment effect in hospitalized adults with COVID-19: A secondary analysis of ACTT-2.Heart & lung : the journal of critical careTrial
- The protective efficacy of baricitinib against lipopolysaccharide / D-Galactosamine-Induced acute liver Injury.Frontiers in pharmacology · 2026Article
- Cardiomyocyte Janus kinase 1 (JAK1) signaling is required for cardiac homeostasis and cytokine-dependent activation of STAT3.Journal of molecular and cellular cardiology · 2025Article
- A Review: Can Cytokines Induce Vascular Inflammation as a Sequela of Viral Infections?Health science reports · 2025Article
- ALBACOVIDIOL Study: Effect of Calcifediol Treatment on Mortality in Patients Hospitalized for COVID-19: A Retrospective Analysis.Nutrients · 2025Observational
- Identification of Dinaciclib and Ganetespib as anti-inflammatory drugs using a novel HTP screening assay that targets IFNγ-dependent PD-L1.Frontiers in immunology · 2025Article
- AI-based hardware and software tools in microscopy to boost research in immunology and virology.Frontiers in immunology · 2025Review
- Development and Validation of a UPLC-MS/MS Detection Method of Baricitinib for Therapeutic Drug Monitoring in COVID-19 Patients.Drug design, development and therapy · 2025Article
- Honeysuckle extracts as a potential inhibitor of SARS-CoV-2 infection.Frontiers in pharmacology · 2025Article
- Sclareol exerts an anti-inflammatory effect, possibly through COXs inhibition pathway:Pharmaceutical science advances · 2024Article
64 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
50 authors at 20 institutions in 9 countries.
Funding
Abstract
Using AI, we identified baricitinib as having antiviral and anticytokine efficacy. We now show a 71% (95% CI 0.15 to 0.58) mortality benefit in 83 patients with moderate-severe SARS-CoV-2 pneumonia with few drug-induced adverse events, including a large elderly cohort (median age, 81 years). An additional 48 cases with mild-moderate pneumonia recovered uneventfully. Using organotypic 3D cultures of primary human liver cells, we demonstrate that interferon-α2 increases ACE2 expression and SARS-CoV-2 infectivity in parenchymal cells by greater than fivefold. RNA-seq reveals gene response signatures associated with platelet activation, fully inhibited by baricitinib. Using viral load quantifications and superresolution microscopy, we found that baricitinib exerts activity rapidly through the inhibition of host proteins (numb-associated kinases), uniquely among antivirals. This reveals mechanistic actions of a Janus kinase-1/2 inhibitor targeting viral entry, replication, and the cytokine storm and is associated with beneficial outcomes including in severely ill elderly patients, data that incentivize further randomized controlled trials.
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What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.