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:
 Finally , UUO resulted in activation of nuclear factor - kappaB in wild mice but was inhibited in the OBK of mutant mice .
answer:
nuclear factor


question:
 The present study first shows that OX40 - gp34 interaction stimulates HIV - 1 expression and suggests that OX40 triggering by gp34 may play an important role in enhancing HIV - 1 production in both acutely and latently infected CD4 ( + ) T cells in vivo .
answer:
HIV - 1


question:
 Taken together , the data indicate that 2 , 2 ' , 4 , 6 , 6 ' - PeCB induces apoptosis in human monocytic cells through a mechanism that is independent of the arylhydrocarbon receptor .
answer:

arylhydrocarbon receptor