9353
A-myb expression has also been studied in a wide range of neoplastic B cells , representing the whole spectrum of B cell differentiation .
 ( protein: A-myb, None) , ( cell type: neoplastic B 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: A-myb, None) , ( cell type: neoplastic B cells, None) 