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:
 We used several agents active on signal transduction pathways in cytokine expression , such as the protein kinase C inhibitor staurosporin , antioxidant agents including N - acetyl cysteine ( NAC ) and pyrrolidine dithiocarbamate ( PDTC ) , and p38 mitogen - activated protein kinase ( MAPK ) inhibitor SB203580 .
answer:
protein kinase C


question:
 The value of TNFalpha and IL - 10 in the culture medium of monocytes was measured and each mRNA expression was assayed .
answer:
IL - 10


question:
 The regulation of GM - CSF expression is seen in both normal human mitogen - activated T lymphocytes and T lymphocytes from a line ( S - LB1 ) transformed with human T cell lymphotropic virus 1 ( HTLV - 1 ) .
answer:

GM - CSF