8555
The results argue against a loss-of-function signaling defect as the sole basis for clonal anergy induction and document the presence of a dominant-acting repressor molecule that inhibits signal transduction to the IL-2 gene within viable anergic T cells .
 ( cell type: anergic T cells, None) , ( DNA: IL-2 gene, None) , ( protein: dominant-acting repressor molecule, 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:
 ( cell type: anergic T cells, None) , ( DNA: IL-2 gene, None) , ( protein: dominant-acting repressor molecule, None) 