AUTHOR= Frontiers Editorial Office TITLE=Retraction: Overexpression of SERCA2a alleviates cardiac microvascular ischemic injury by suppressing Mfn2-mediated ER/mitochondrial calcium tethering JOURNAL=Frontiers in Cell and Developmental Biology VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/cell-and-developmental-biology/articles/10.3389/fcell.2022.1006540 DOI=10.3389/fcell.2022.1006540 ISSN=2296-634X