AUTHOR=Ghinassi Barbara , Matarazzo Maria R. , Di Ruscio Annalisa TITLE=Editorial: DNA methylation: The aging clock JOURNAL=Frontiers in Cell and Developmental Biology VOLUME=11 YEAR=2023 URL=https://www.frontiersin.org/journals/cell-and-developmental-biology/articles/10.3389/fcell.2023.1164429 DOI=10.3389/fcell.2023.1164429 ISSN=2296-634X