12069
The transfected cell lines expressed elevated levels of spi-1 mRNA and protein and high Spi-1 -DNA binding activity .
 ( protein: Spi-1, None) , ( cell line: transfected cell lines, None) , ( protein: spi-1, None) , ( RNA: spi-1 mRNA, 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: Spi-1, None) , ( cell line: transfected cell lines, None) , ( protein: spi-1, None) , ( RNA: spi-1 mRNA, None) 