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 Q]:  Identification of glucocorticoid receptors in monocytes and macrophages .
[EX A]: glucocorticoid receptors

[EX Q]:  The differential usage of this regulatory sequence motif is thought to be mediated by different species of octamer binding proteins .
[EX A]: octamer binding proteins

[EX Q]:  Presence of estrogen - binding sites on macrophage - like synoviocytes and CD8 + , CD29 + , CD45RO + T lymphocytes in normal and rheumatoid synovium .
[EX A]:
binding sites