AUTHOR=Zhang Ruowen , Zhang Yu , Qu Xiujuan TITLE=Editorial: Advances in the Molecular Mechanisms in Gastrointestinal Tumorigenesis and Treatment JOURNAL=Frontiers in Oncology VOLUME=11 YEAR=2022 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2021.827294 DOI=10.3389/fonc.2021.827294 ISSN=2234-943X