14530
Ras oncogene transformation of human B lymphoblasts is associated with lymphocyte activation and with a block of differentiation.
 ( DNA: Ras oncogene, None) , ( cell type: human B lymphoblasts, 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: Ras oncogene, None) , ( cell type: human B lymphoblasts, None) 