13042
Our results suggest that reduced IL-2 production by neonatal T cells is specific for anti-CD3 and anti-CD3 + anti-CD28 -mediated stimulation and that these activators cannot effectively activate the ROI -NF-kappa B signalling pathway in neonatal T cells .
 ( protein: anti-CD28, None) , ( protein: anti-CD3, None) , ( cell type: neonatal T cells, None) , ( protein: anti-CD3, None) , ( cell type: neonatal T cells, None) , ( protein: IL-2, None) , ( protein: -NF-kappa B, 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: anti-CD28, None) , ( protein: anti-CD3, None) , ( cell type: neonatal T cells, None) , ( protein: anti-CD3, None) , ( cell type: neonatal T cells, None) , ( protein: IL-2, None) , ( protein: -NF-kappa B, None) 