Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study

Abstract Introduction Stem cell therapy has emerged as an effective treatment for multiple diseases, and some studies also demonstrate that it may be a promising treatment for osteoarthritis (OA). However, few studies have clarified the safety of repeated intra-articular injection of human umbilical...

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Main Authors: Yunong Ao, Jiangjie Duan, Na Xiong, Nannan Qian, Rui Zhang, Liu Yang, Shicang Yu, Fuyou Wang
Format: Article
Language:English
Published: BMC 2023-06-01
Series:BMC Musculoskeletal Disorders
Subjects:
Online Access:https://doi.org/10.1186/s12891-023-06555-y
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author Yunong Ao
Jiangjie Duan
Na Xiong
Nannan Qian
Rui Zhang
Liu Yang
Shicang Yu
Fuyou Wang
author_facet Yunong Ao
Jiangjie Duan
Na Xiong
Nannan Qian
Rui Zhang
Liu Yang
Shicang Yu
Fuyou Wang
author_sort Yunong Ao
collection DOAJ
description Abstract Introduction Stem cell therapy has emerged as an effective treatment for multiple diseases, and some studies also demonstrate that it may be a promising treatment for osteoarthritis (OA). However, few studies have clarified the safety of repeated intra-articular injection of human umbilical cord-derived mesenchymal stem cells (UC-MSCs). To promote its application in treating OA, we conducted an open-label trial to investigate the safety of repeated intra-articular injections of UC-MSCs. Methods Fourteen patients with OA (Kellgrene-Lawrence grade 2 or 3) who received repeated intra-articular injections of UC-MSCs were evaluated in three months of follow-up. The primary outcomes were the adverse events, and the second outcomes included visual analog scale (VAS), Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC), Magnetic Resonance Observation of Cartilage Repair Tissue (MOCART) scores and SF-12 quality of life score. Results A total of 5 of 14 patients (35.7%) experienced transient adverse reactions, which resolved spontaneously. All patients showed some improvement in knee function limitation and pain after receiving stem cell therapy. VAS score 6.0 to 3.5, WOMAC score 26.0 to 8.5, MOCART score 42.0 to 58.0, SF-12 score 39.0 to 46.0. Conclusion Repeated intra-articular injection of UC-MSCs demonstrates safety in treating OA and does not induce serious adverse events. This treatment may transiently improve symptoms in patients with knee OA and may be a potential therapeutic option for OA.
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spelling doaj.art-d3a646bcbec747649d449cb82b3f18ee2023-06-18T11:03:49ZengBMCBMC Musculoskeletal Disorders1471-24742023-06-012411710.1186/s12891-023-06555-yRepeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm studyYunong Ao0Jiangjie Duan1Na Xiong2Nannan Qian3Rui Zhang4Liu Yang5Shicang Yu6Fuyou Wang7Center for Joint Surgery, Southwest Hospital, Third Military Medical University (Army Medical University)Department of Stem Cell and Regenerative Medicine, Institute of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University (Army Medical UniversityDepartment of Stem Cell and Regenerative Medicine, Institute of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University (Army Medical UniversityDepartment of Stem Cell and Regenerative Medicine, Institute of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University (Army Medical UniversityDepartment of Stem Cell and Regenerative Medicine, Institute of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University (Army Medical UniversityCenter for Joint Surgery, Southwest Hospital, Third Military Medical University (Army Medical University)Department of Stem Cell and Regenerative Medicine, Institute of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University (Army Medical UniversityCenter for Joint Surgery, Southwest Hospital, Third Military Medical University (Army Medical University)Abstract Introduction Stem cell therapy has emerged as an effective treatment for multiple diseases, and some studies also demonstrate that it may be a promising treatment for osteoarthritis (OA). However, few studies have clarified the safety of repeated intra-articular injection of human umbilical cord-derived mesenchymal stem cells (UC-MSCs). To promote its application in treating OA, we conducted an open-label trial to investigate the safety of repeated intra-articular injections of UC-MSCs. Methods Fourteen patients with OA (Kellgrene-Lawrence grade 2 or 3) who received repeated intra-articular injections of UC-MSCs were evaluated in three months of follow-up. The primary outcomes were the adverse events, and the second outcomes included visual analog scale (VAS), Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC), Magnetic Resonance Observation of Cartilage Repair Tissue (MOCART) scores and SF-12 quality of life score. Results A total of 5 of 14 patients (35.7%) experienced transient adverse reactions, which resolved spontaneously. All patients showed some improvement in knee function limitation and pain after receiving stem cell therapy. VAS score 6.0 to 3.5, WOMAC score 26.0 to 8.5, MOCART score 42.0 to 58.0, SF-12 score 39.0 to 46.0. Conclusion Repeated intra-articular injection of UC-MSCs demonstrates safety in treating OA and does not induce serious adverse events. This treatment may transiently improve symptoms in patients with knee OA and may be a potential therapeutic option for OA.https://doi.org/10.1186/s12891-023-06555-yOsteoarthritisStem cellKneeCartilage
spellingShingle Yunong Ao
Jiangjie Duan
Na Xiong
Nannan Qian
Rui Zhang
Liu Yang
Shicang Yu
Fuyou Wang
Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study
BMC Musculoskeletal Disorders
Osteoarthritis
Stem cell
Knee
Cartilage
title Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study
title_full Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study
title_fullStr Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study
title_full_unstemmed Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study
title_short Repeated intra-articular injections of umbilical cord-derived mesenchymal stem cells for knee osteoarthritis: a phase I, single-arm study
title_sort repeated intra articular injections of umbilical cord derived mesenchymal stem cells for knee osteoarthritis a phase i single arm study
topic Osteoarthritis
Stem cell
Knee
Cartilage
url https://doi.org/10.1186/s12891-023-06555-y
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