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:  Thus , unlike Old World primates , cortisol in New World primates has only weak sodium - retaining potency because the aldosterone receptor has a low affinity for cortisol .
Example Output: aldosterone receptor

Example Input:  There is a range of levels of glucocorticoid receptor numbers seen in the various subclasses of acute lymphatic leukemia ( ALL ) .
Example Output: glucocorticoid receptor

Example Input:  Recently a 2 - to 3 - fold increase in the number of glucocorticoid receptors in human peripheral lymphocytes has been noted after in vitro mitogen stimulation .
Example Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
glucocorticoid receptors

