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: Pathology
Which of the following is not true regarding Menetrier's disease ? 
Select and explain. 
A. Diffuse foveolar cell hyperplasia, B. Overexpression of TGF - β, C. Protein losing enteropath., D. Hypertrophy of rugal folds.
B: Overexpression of TGF - β
Answer: B: Overexpression of TGF - β 
Explanation: It is due to overexpression of TGF - α . ( Transforming growth factor - α)