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:  It appears that pseudohypoaldosteron is caused by a Type I receptor defect , that the defect may be complete or partial , that transmission may be autosomal recessive , and that the study of patients with pseudohypoaldosteron may indicate physiologic roles for Type I receptors in nonepithelial tissues .
Example Output: Type I receptors

Example Input:  There was no marked correlation between glucocorticoid receptor levels and in vitro sensitivity .
Example Output: glucocorticoid receptor

Example Input:  The stroma as the necessary target for endocrine mammogens and the source of stimulatory growth factors is described and the importance of mammary epithelium - induced modifications of the periductal stroma is emphasized .
Example Output:
growth factors