instruction:
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:
 Stem cell factor ( SCF ) and erythropoietin ( EPO ) work synergistically to support erythropoiesis , but the mechanism for this synergism is unknown .
answer:
Stem cell factor


question:
 Further , inhibition of Mcl - 1 by antisense oligonucleotides , also resulted in macrophage apoptosis .
answer:
Mcl - 1


question:
 Glucocorticoid receptors in lymphoid tumors .
answer:

Glucocorticoid receptors