AUTHOR=Frontiers Editorial Office TITLE=Retraction: Roles of Epigenetic Modifications in the Differentiation and Function of Pancreatic β-Cells 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.2022.885869 DOI=10.3389/fcell.2022.885869 ISSN=2296-634X