Association of circulating gene expression signatures with stiffness following total knee arthroplasty for osteoarthritis: a pilot study

TKAF Consortium

Résultat de rechercheexamen par les pairs

Résumé

A subset of patients undergoing total knee arthroplasty (TKA) for knee osteoarthritis develop debilitating knee stiffness (reduced range of motion) for poorly understood reasons. Dysregulated inflammatory and immune responses to surgery correlate with reduced surgical outcomes, but the dysregulated gene signatures in patients with stiffness after TKA are poorly defined. As a consequence, we are limited in our ability to identify patients at risk of developing poor surgical outcomes and develop preventative approaches. In this pilot study we aimed to identify perioperative blood gene signatures in patients undergoing TKA for knee osteoarthritis and its association with early surgical outcomes, specifically knee range of motion. To do this, we integrated clinical outcomes collected at 6 weeks after surgery with transcriptomics analyses in blood samples collected immediately before surgery and at 24 h after surgery. We found that patients with stiffness at 6 weeks after surgery have a more variable and attenuated circulating gene expression response immediately after surgery. Our results suggest that patients with stiffness following TKA may have distinct gene expression signatures detectable in peripheral blood in the immediate postoperative period.

Langue d'origineEnglish
Numéro d'article12651
JournalScientific Reports
Volume12
Numéro de publication1
DOI
Statut de publicationPublished - déc. 2022

Financement

The authors are also grateful to the Tow Foundation, which provided support for the David Z. Rosensweig Genomics Research Center, Giammaria Giuliani, the Ira W. DeCamp Foundation, and the Ambrose Monell Foundation. Technical support was provided by the Epigenomics Core of Weill Cornell Medicine. This work was supported by an Adult Reconstruction and Joint Replacement Marmor Research Award (M.A.K.), Young Investigator Award, and Research and Education Fund grant from the HSS Department of Anesthesiology, Critical Care, and Pain Management (M.A.K), and a gift from Marina Kellen French and the Anna-Maria and Stephen Kellen French Foundation. Research reported in this publication was also supported by the National Center For Advancing Translational Science of the National Institute of Health Under Award Number UL1TR002384.

Bailleurs de fondsNuméro du bailleur de fonds
Stephen Kellen French Foundation
National Institutes of Health
Ambrose Monell Foundation
National Center for Advancing Translational SciencesUL1TR002384
Ira W. DeCamp Foundation
Department of Anesthesiology, Medical College of Wisconsin
Tow Foundation

    ASJC Scopus Subject Areas

    • General

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