September 2023

Guselkumab Modulates Differentially Expressed Genes in Blood of Patients with Psoriatic Arthritis: Results from Two Phase 3, Randomized, Placebo-Controlled Trials

ACR Open Rheumatol. 2023 doi: 10.1002/acr2.11589

Whole blood transcriptome profiling reveals differential gene expression in patients with active PsA from the DISCOVER-1 and DISCOVER-2 clinical studies in comparison with healthy controls.

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A Randomized, Double-Blind, Placebo-Controlled Phase 2a Study of Tildrakizumab Efficacy and Safety in Patients with Active Ankylosing Spondylitis

J Clin Rheumatol. 2023;29(5):223–229 doi: 10.1097/RHU.0000000000001973

Phase 2a study assessing the efficacy and safety of tildrakizumab in patients with active AS fails to meet the primary endpoint.

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The effect of ixekizumab on axial manifestations in patients with psoriatic arthritis from two phase III clinical trials: SPIRIT-P1 and SPIRIT-P2

Ther Adv Musculoskelet Dis. 2023;15:1759720X231189005 doi: 10.1177/1759720X231189005

Post-hoc analysis of SPIRIT-P1 and SPIRIT-P2 concludes that ixekizumab (IXE) is effective in improving axial symptoms in patients with active PsA presenting with axial manifestations.

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Efficacy of Tofacitinib on Enthesitis in Patients with Active Psoriatic Arthritis: Analysis of Pooled Data from Two Phase 3 Studies

Arthritis Res Ther. 2023 22;25(1):153 doi: 10.1186/s13075-023-03108-5

Post-hoc analysis of two tofacitinib phase three studies concludes that tofacitinib treatment resulted in improvements in enthesitis in patients with PsA, regardless of baseline location or severity.

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The Risk and Predictors of Malignancies in Ankylosing Spondylitis Patients in Israel—A Retrospective Electronic Data-Based Study

J Clin Med. 2023;12(15):5153 doi: 10.3390/jcm12155153

Findings from a retrospective electronic data-based study, assessing risk of overall and site-specific malignancies for AS patients in Israel, emphasize the importance of maintaining the routine observation of patients with AS to identify the early development of cancer.

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Long-Term Safety and Efficacy of Ixekizumab in Patients with Axial Spondyloarthritis: 3-year Data from the COAST Program

J Rheumatol. 2023;50(8):1020–1028 doi: 10.3899/jrheum.221022

Three-year data from the ixekizumab (IXE) COAST programme provide additional evidence that patients with axSpA receiving IXE experience long-term safety, and sustained improvements in efficacy outcomes, at 3 years.

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Efficacy and Safety of the TYK2/JAK1 Inhibitor Brepocitinib for Active Psoriatic Arthritis: A Phase IIb Randomized Controlled Trial

Arthritis Rheumatol. 2023;75(8):1370–1380 doi: 10.1002/art.42519

Phase IIb study of brepocitinib in patients with PsA concludes that treatment with brepocitinib 30 mg and 60 mg QD, was superior to placebo at reducing signs and symptoms of PsA and was well-tolerated over 52 weeks.

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August 2023

Filgotinib Modulates Inflammation-Associated Peripheral Blood Protein Biomarkers in Adults with Active Rheumatoid Arthritis and Prior Inadequate Response to Methotrexate

Rheumatol Ther. 2023 doi 10.1007/s40744-023-00583-9 Epub ahead of print

This study by Tanaka, et al. shows that filgotinib reduces peripheral protein biomarkers associated with JAK/STAT signalling, inflammatory signalling, immune cell migration, and bone resorption in RA patients. Notably, filgotinib 200 mg significantly reduced IL-6, TNF, CXCL13 levels as early as Week 4.

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Post-Marketing Safety Surveillance of Tofacitinib over 9 Years in Patients with Psoriatic Arthritis and Rheumatoid Arthritis

Rheumatol Ther. 2023 doi: 10.1007/s40744-023-00576-8 Epub ahead of print

The data gathered in this post-marketing surveillance study aligned with the previously established safety profile of tofacitinib, and reports were found to have consistent safety profiles in the treatment of both patient with PsA and RA. However, the results of this study should be interpreted considering the limitations of post-marketing surveillance studies.

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