AUTHOR=Wang Lijun , Condrat Carmen Elena , Das Saumya , Xiao Junjie , Creţoiu Dragos TITLE=Editorial: MicroRNA Signaling JOURNAL=Frontiers in Cell and Developmental Biology VOLUME=8 YEAR=2020 URL=https://www.frontiersin.org/journals/cell-and-developmental-biology/articles/10.3389/fcell.2020.612425 DOI=10.3389/fcell.2020.612425 ISSN=2296-634X