The predictive value of the GALNT14-rs9679162 SNP has been studied in various gastrointestinal (GI) cancers, including esophageal squamous cell carcinoma, gastric signet ring cell carcinoma, colorectal adenocarcinoma, pancreatic adenocarcinoma, and cholangiocarcinoma (Table 2). Here, GALNT14 is linked to cholangiocarcinoma.