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.

 Constitutive transcription of CIITA from promoter III having been observed in unrelated melanoma cell lines , we propose the hypothesis that this phenomenon might not be a random event , but could be linked to the neoplasic state of the melanoma cells
promoter III

 Recent studies indicate that liganded PPARgamma not only promotes differentiation but also inhibits the activation of macrophages .
liganded PPARgamma

 The timing and pattern of expression of these different mRNAs during avian erythroid development and differentiation suggests that temporally regulated changes in GATA factor expression are required for vertebrate hematopoiesis .

GATA factor