•Gastric cancer risk after Helicobacter pylori eradication in gastritis and peptic ulcer: a retrospective cohort study in Japan
•A hybrid XAI-driven deep learning framework for robust GI tract disease diagnosis
•Efficacy and potential mechanisms of jatrorrhizine on MNNG-induced chronic atrophic gastritis in rats based on serological metabolomics and molecular docking
•Helicobacter pylori eradication and gastric cancer prevention in a pooled analysis of large-scale cohort studies in Japan
•Integrating network analysis and experimental validation to reveal the ferroptosis-associated mechanism of velvet antler in the treatment of chronic atrophic gastritis