In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Input: Consider Input:  A deletion analysis of the FAS1 promoter lacking the previously characterized inositol / choline - responsive - element motif defined a region ( nucleotides - 760 to - 850 ) responsible for most of the remaining activation potency .

Output: FAS1 promoter


Input: Consider Input:  We therefore investigated whether the promoter activity of the mouse TRH gene is directly regulated by RA using a transient transfection assay into CV - 1 cells .

Output: mouse TRH gene


Input: Consider Input:  Selective upper abdominal sympathectomy increased basal acid output in rats but was without effect on stimulated acid output , serum gastrin concentration , and gastric mucosal histidine decarboxylase activity .


Output: serum gastrin


