RAB1A and gastric adenocarcinoma: To determine any prognostic role of Rab1A in the gastrointestinal cancers, we next assessed the overall survival in cholangio carcinoma, pancreatic adenocarcinoma, stomach adenocarcinoma, colon adenocarcinoma, rectum adenocarcinoma and liver hepatocellular carcinoma patients demarcated on the basis of Rab1A expression.