13911
In this review we describe the defects in B- and T- lymphocyte development in mice carrying targeted mutations in the E-protein genes and discuss our current understanding of the role of these proteins in lymphoid development
 ( DNA: E-protein genes, 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: E-protein genes, None) 