AUTHOR=Avidor-Reiss Tomer , Zhang Zhibing , Li Xin Zhiguo TITLE=Editorial: Sperm Differentiation and Spermatozoa Function: Mechanisms, Diagnostics, and Treatment 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.2020.00219 DOI=10.3389/fcell.2020.00219 ISSN=2296-634X