11297
Immunochemical and immunofluorescent staining of thymus sections using specific Abs allowed visualization of nuclear NF-kappa B proteins in both thymocytes and nonthymocyte cells .
 ( cell type: thymocytes, None) , ( protein: specific Abs, None) , ( cell type: nonthymocyte cells, None) , ( protein: nuclear NF-kappa B proteins, 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:
 ( cell type: thymocytes, None) , ( protein: specific Abs, None) , ( cell type: nonthymocyte cells, None) , ( protein: nuclear NF-kappa B proteins, None) , ( protein: NF-kappa B, None) 