Internationally renowned journal Gastroenterology (Gastroenterology) Volume 161, Issue 4, 2021 published an important study by the team of Miao Yinglei from the First Affiliated Hospital of Kunming Medical University and the team of Siew C Ng from the Chinese University of Hong Kong on the analysis of enterovirome and flora changes in obesity and type 2 diabetes patients in two regions of Hong Kong and Kunming, China (Yang KL, Niu JK, Zuo T, et al. Alterations in the gut virome in obesity and type 2 diabetes mellitus [J]. Gastroenterology, 2021, 161 (4): 1257-1269, e13. DOI: 10.1053/j.gastro.2021.06.056). Yang Keli of the Chinese University of Hong Kong and Junkun Niu of the First Affiliated Hospital of Kunming Medical University are co-first authors, and Siew C Ng of the Chinese University of Hong Kong and Yinglei Miao of the First Affiliated Hospital of Kunming Medical University are co-corresponding authors. The impact factor of the journal in 2020 was 22.682.