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.
--------
Question:  A constitutive activation of STAT factors could explain the increased proliferation of P . vera cells even in the absence of growth factor stimulation .

Answer: STAT factors


Question:  Suppression of macrophage antimicrobial activity should thus be considered when treating patients with glucocorticoids ; its prevention by gamma - interferon might be beneficial for some but not all pathogens .

Answer: gamma - interferon


Question:  No changes in the number of binding sites was noted before 1 week and the diminished number persisted for 1 week after discontinuation of glucocorticoid treatment .

Answer:
binding sites