This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Tumor Suppressor Gene associated with Familial gastric cancer and Lobular breast carcinoma is \nSelect and explain. \nA. RB, B. PTEN, C. APC, D. CDH1', 'role': 'user'}, {'content': 'Answer: D \nExplanation: GeneProteinFunctionFamilial syndromesSporadic CancersCDH1E-cadherinCell adhesion,inhibition of cell motilityFamilial gastric cancerGastric carcinoma, Lobular breast carcinomaRef: Robbins and Cotran Pathologic Basis of Disease; 9th edition; Chapter 7; Neoplasia; Page no: 291; Table: 7-7', 'role': 'assistant'}]