AUTHOR=Fujimura Atsushi , Pei Hailong , Zhang Hongquan , Sladitschek Hanna Lucie , Chang Lei TITLE=Editorial: The Role of Epigenetic Modifications in Cancer Progression JOURNAL=Frontiers in Oncology VOLUME=10 YEAR=2021 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2020.617178 DOI=10.3389/fonc.2020.617178 ISSN=2234-943X