14668
However, TNF signaling is largely abolished, as judged by the failure of TNF to induce NF-kappa B in T lymphocytes from TNFRp55 -deficient mice .
 ( protein: TNFRp55, None) , ( protein: NF-kappa B, None) , ( protein: TNF, None) , ( cell type: T lymphocytes, None) , ( protein: TNF, 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: TNFRp55, None) , ( protein: NF-kappa B, None) , ( protein: TNF, None) , ( cell type: T lymphocytes, None) , ( protein: TNF, None) 