3034
B lymphocyte stimulation via both CD40 and surface Ig ( sIg ) receptors substantially induced fra-1 expression , and for both receptors, induction was protein kinase C ( PKC ) dependent .
 ( protein: sIg, None) , ( protein: CD40, None) , ( cell type: B lymphocyte, None) , ( protein: protein kinase C, None) , ( DNA: fra-1, None) , ( protein: surface Ig, None) , ( protein: surface Ig ( sIg ) receptors, None) , ( protein: PKC, 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: sIg, None) , ( protein: CD40, None) , ( cell type: B lymphocyte, None) , ( protein: protein kinase C, None) , ( DNA: fra-1, None) , ( protein: surface Ig, None) , ( protein: surface Ig ( sIg ) receptors, None) , ( protein: PKC, None) 