TROP2 expression in gastric and GEJ adenocarcinomas: associations with clinicopathological features, biomarkers, and treatment outcomes
Background Trophoblast cell surface antigen 2 (TROP2) is frequently expressed in solid tumors, including gastric cancer (GC) and gastroesophageal junction cancer (GEJC), but its distribution and clinical relevance remain unclear. Patients and methods We analyzed patients with GC/GEJC who underwent prospective multibiom...