13366
In addition, this age-related decrease in induction of nuclear NFkappaB correlated with decrease in intracellular IL-2 receptor expression and anti-CD3 -induced proliferation of both memory and naive T cells subsets .
 ( protein: nuclear NFkappaB, None) , ( protein: anti-CD3, None) , ( protein: NFkappaB, None) , ( protein: IL-2, 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: nuclear NFkappaB, None) , ( protein: anti-CD3, None) , ( protein: NFkappaB, None) , ( protein: IL-2, None) 