13435
Transfection with C/EBP alpha revealed a massive enhancement of the MRP14 promoter in both, HL 60 cells (granulocytic differentiated) and L132 fibroblasts .
 ( protein: C/EBP alpha, None) , ( protein: MRP14, None) , ( DNA: MRP14 promoter, None) , ( cell type: HL 60 cells, None) , ( cell type: L132 fibroblasts, 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:
 ( protein: C/EBP alpha, None) , ( protein: MRP14, None) , ( DNA: MRP14 promoter, None) , ( cell type: HL 60 cells, None) , ( cell type: L132 fibroblasts, None) 