13133
The monocytic characteristics of YJ cells treated with PMA were confirmed by morphological analysis with alpha-naphthyl butyrate esterase staining , by CD14 expression , and by increased expression of Egr-1 mRNA .
 ( protein: CD14, None) , ( RNA: Egr-1 mRNA, None) , ( cell line: YJ cells, 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: CD14, None) , ( RNA: Egr-1 mRNA, None) , ( cell line: YJ cells, None) 