CDH17 and gastric cancer: CDH17 is upregulated in 50–100% of colorectal cancer cases, 52–73% of gastric cancer cases, 61% of mucinous ovarian cancer cases, 53% of cervical adenocarcinoma cases, and 20–31% of pancreatic cancer cases (Cheng G et al., 2025; Jacobsen et al., 2024; O'Brien et al., 2024).