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.

Example Input: Constitutive PI3 - K activity is essential for proliferation , but not survival , of Theileria parva - transformed B cells .
Example Output: PI3 - K

Example Input: [ Glucocorticoid receptors in normal human lymphocytes ]
Example Output: Glucocorticoid receptors

Example Input: The lack of a change in lymphocyte glucocorticoid receptor concentration in the presence of cortisol excess suggests the possibility that hypercortisolemia in depressive illness represents a state of peripheral glucocorticoid resistance .
Example Output:
glucocorticoid receptor