6125
Cotransfection with C/EBPbeta and GATA-1 expression vectors produced a 5-fold increase compared with cotransfection with the C/EBPbeta or GATA-1 expression vectors individually.
 ( protein: C/EBPbeta, None) , ( DNA: GATA-1 expression vectors, None) , ( protein: GATA-1, 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/EBPbeta, None) , ( DNA: GATA-1 expression vectors, None) , ( protein: GATA-1, None) 