AUTHOR= Frontiers Editorial Office TITLE=Retraction: Plumbagin Ameliorates Collagen-Induced Arthritis by Regulating Treg/Th17 Cell Imbalances and Suppressing Osteoclastogenesis JOURNAL=Frontiers in Immunology VOLUME=11 YEAR=2020 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2020.00112 DOI=10.3389/fimmu.2020.00112 ISSN=1664-3224