This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
In Endometrial carcinoma, which of the following tumor suppressor gene occurs? 
Select and explain. 
A. P53, B. Rb, C. PTEN, D. APC
C: PTEN
Answer: C: PTEN 
Explanation: o PTEN is a tumor suppressor gene which is implicated in the causation of endometrial and prostate carcinoma.