AUTHOR=Liu Tianhao , Ran Chunxiao , Zhao Dewei , Yang Fan , Guo Qiang , Yang Jiahui , Zhang Xiuzhi TITLE=Mesenchymal stem cells and their exosomes mitigate osteoarthritis by restoring the balance between proinflammatory Teffs and Tregs JOURNAL=Frontiers in Aging VOLUME=5 YEAR=2024 URL=https://www.frontiersin.org/journals/aging/articles/10.3389/fragi.2024.1509014 DOI=10.3389/fragi.2024.1509014 ISSN=2673-6217