AUTHOR=Guo Yue-Xin , Wang Bo-Ya , Gao Han , Hua Rong-Xuan , Gao Lei , He Cheng-Wei , Wang Ying , Xu Jing-Dong TITLE=Corrigendum: Peroxisome proliferator–activated receptor-α: A pivotal regulator of the gastrointestinal tract JOURNAL=Frontiers in Molecular Biosciences VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/molecular-biosciences/articles/10.3389/fmolb.2022.1063551 DOI=10.3389/fmolb.2022.1063551 ISSN=2296-889X