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.

 Interestingly , addition of PGF ( 2alpha ) , which was not known to affect lymphocytes , dramatically attenuated the deleterious effects of PPAR - gamma agonists on B lymphomas .
PPAR - gamma

 [ 3H ] cortivazol : a unique high affinity ligand for the glucocorticoid receptor .
glucocorticoid receptor

 The transcription factors Egr2 and Egr3 are potent activators of FasL expression .

transcription factors