Trial reportNature medicine2022
Rituximab versus tocilizumab in rheumatoid arthritis: synovial biopsy-based biomarker analysis of the phase 4 R4RA randomized trial.
Trial report in Nature medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 181 papers, 1 of them a synthesis 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
181 citing papers in PubMed, 1 synthesis or guideline pooled it, 252 citations in OpenAlex.
- Evaluation of the Synovial Effects of Biological and Targeted Synthetic DMARDs in Patients with Psoriatic Arthritis: A Systematic Literature Review and Meta-Analysis.International journal of molecular sciences · 2023Pooled it
- Trial
- Deep molecular profiling of synovial biopsies in the STRAP trial identifies signatures predictive of treatment response to biologic therapies in rheumatoid arthritis.Nature communications · 2025Trial
- Single-cell Transcriptomics in Autoimmune Diseases: Mechanistic Insights, Cross-disease Convergence, and Translational Challenges in Rheumatoid Arthritis, Systemic Lupus Erythematosus, Type 1 Diabetes, and Multiple Sclerosis.Clinical reviews in allergy & immunology · 2026Review
- Immune-mediated rheumatoid arthritis: from single-cell genomics to new therapies.Nature immunology · 2026Review
- Article
- When inflammation is not the driver: Pauci-immune synovitis and the stromal basis of refractory arthritis.EULAR rheumatology open · 2026Review
- Article
- An Implantable Optogenetics-Engineered Hydrogel for Amelioration of Rheumatoid Arthritis through Light-Controlled Metabolic Reprogramming of Synovial Macrophages.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026Article
- The value of arthroscopic synovectomy in the treatment of rheumatoid arthritis: A prospective cohort study.Clinical rheumatology · 2026Article
- Diagnostic, prognostic and therapeutic biomarkers in rheumatoid arthritis.Nature reviews. Rheumatology · 2026Review
- Artificial Intelligence and Genomic Data Analysis: New Frontiers in Precision Medicine.International journal of molecular sciences · 2026Review
- cellGeometry: ultra-fast single-cell deconvolution of bulk RNA-Seq using a geometric solution.Nature communications · 2026Article
- Synovial Fluid Cell Profiling Identifies Distinct Inflammatory Phenotypes in Late-Onset Rheumatoid Arthritis and Polymyalgia Rheumatica.ACR open rheumatology · 2026Article
- Article
- Tertiary Lymphoid Structure: A Potential Therapeutic Target Affecting Immune Response in Autoimmune Diseases.Clinical reviews in allergy & immunology · 2026Review
- Targeting FcRn for immunomodulation: a promising therapy in autoimmune inflammatory rheumatic diseases.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2026Review
- Targeting fibroblasts in immune mediated inflammatory diseases: a cellular basis for cure?Rheumatology (Oxford, England) · 2026Review
- [New biomarker-based diagnostic tests : Early and precise diagnosis of rheumatological diseases].Zeitschrift fur Rheumatologie · 2026Review
- B Cells or T Cells in the Development and Sustenance of Rheumatoid Arthritis: Who is the Potential Contributor?Mediterranean journal of rheumatology · 2026Review
121 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
22 authors at 20 institutions in 6 countries.
Funding
Abstract
Patients with rheumatoid arthritis (RA) receive highly targeted biologic therapies without previous knowledge of target expression levels in the diseased tissue. Approximately 40% of patients do not respond to individual biologic therapies and 5-20% are refractory to all. In a biopsy-based, precision-medicine, randomized clinical trial in RA (R4RA; n = 164), patients with low/absent synovial B cell molecular signature had a lower response to rituximab (anti-CD20 monoclonal antibody) compared with that to tocilizumab (anti-IL6R monoclonal antibody) although the exact mechanisms of response/nonresponse remain to be established. Here, in-depth histological/molecular analyses of R4RA synovial biopsies identify humoral immune response gene signatures associated with response to rituximab and tocilizumab, and a stromal/fibroblast signature in patients refractory to all medications. Post-treatment changes in synovial gene expression and cell infiltration highlighted divergent effects of rituximab and tocilizumab relating to differing response/nonresponse mechanisms. Using ten-by-tenfold nested cross-validation, we developed machine learning algorithms predictive of response to rituximab (area under the curve (AUC) = 0.74), tocilizumab (AUC = 0.68) and, notably, multidrug resistance (AUC = 0.69). This study supports the notion that disease endotypes, driven by diverse molecular pathology pathways in the diseased tissue, determine diverse clinical and treatment-response phenotypes. It also highlights the importance of integration of molecular pathology signatures into clinical algorithms to optimize the future use of existing medications and inform the development of new drugs for refractory patients.
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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.