7755
Of p38 MAPk isoforms studied, only p38alpha and p38delta were detected in neutrophils .
 ( protein: p38delta, None) , ( protein: p38 MAPk isoforms, None) , ( cell type: neutrophils, None) , ( protein: p38alpha, None) , ( protein: p38 MAPk, 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: p38delta, None) , ( protein: p38 MAPk isoforms, None) , ( cell type: neutrophils, None) , ( protein: p38alpha, None) , ( protein: p38 MAPk, None) 