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.

Ex Input:
 Suppression of lung inflammation in rats by prevention of NF - kappaB activation in the liver .

Ex Output:
NF - kappaB


Ex Input:
 A number of physiological and synthetic progestins were tested for their ability to compete with [ 3H ] dexamethasone for the binding to the glucocorticoid receptor of human mononuclear leukocytes and their ability to elicit glucocorticoid - like effects on the same cells .

Ex Output:
glucocorticoid receptor


Ex Input:
 We show here that T cell maturation depends on the presence of the beta - catenin - - binding domain in TCF - 1 .

Ex Output:

TCF - 1