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The human granulocyte-macrophage CSF ( GM-CSF ) gene is expressed in T cells in response to TCR activation that can be mimicked by treatment of the cells with PMA and Ca2+ ionophore .
 ( DNA: human granulocyte-macrophage CSF ( GM-CSF ) gene, None) , ( protein: human granulocyte-macrophage CSF, None) , ( cell type: T cells, None) , ( protein: GM-CSF, None) , ( protein: TCR, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: human granulocyte-macrophage CSF ( GM-CSF ) gene, None) , ( protein: human granulocyte-macrophage CSF, None) , ( cell type: T cells, None) , ( protein: GM-CSF, None) , ( protein: TCR, None) 