3844
Treatment of the more immature B-cell line , Ramos , with phorbol esters rescues the cells from calcium-dependent apoptosis .
 ( cell line: immature B-cell line, None) , ( cell line: Ramos, 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:
 ( cell line: immature B-cell line, None) , ( cell line: Ramos, None) 