9670
Here we show that in E29.1 T cell hybridoma I kappa B alpha and I kappa B beta are equally associated with p65 and that I kappa B beta is degraded in response to TNF alpha in contrast to what has been originally published.
 p65, TNF alpha, I kappa B alpha, I kappa B beta, E29.1 T cell hybridoma, I kappa B beta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 p65, TNF alpha, I kappa B alpha, I kappa B beta, E29.1 T cell hybridoma, I kappa B beta