AUTHOR= Frontiers Editorial Office TITLE=Expression of Concern: AMPKα2 overexpression reduces cardiomyocyte ischemia-reperfusion injury through normalization of mitochondrial dynamics 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.2022.1014325 DOI=10.3389/fcell.2022.1014325 ISSN=2296-634X