3819
In addition, JNK activation by PMA plus ionophore was sensitive to inhibitors of signaling pathways involving Ca2+ , protein kinase C , and tyrosine phosphorylation, which failed to inhibit the activation mediated by PDTC .
 ( protein: protein kinase C, None) , ( protein: JNK, 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: protein kinase C, None) , ( protein: JNK, None) 