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:
 Although interleukin ( IL ) - 12 and IL - 4 polarize naive CD4 ( + ) T cells toward T helper cell type 1 ( Th1 ) or Th2 phenotypes , it is not known whether cytokines instruct the developmental fate in uncommitted progenitors or select for outgrowth of cells that have stochastically committed to a particular fate .
answer:
IL - 4


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


question:
 We conclude that Hip is not a component of the assembly machinery but that it could play a regulatory role in opposition to BAG - 1 .
answer:

BAG - 1