1064
Our results indicate that I kappa b beta, but not I kappa B alpha , is required for the signal-dependent activation of NF-kappa B in fibroblasts .
 protein: I kappa B alpha; protein: NF-kappa B; cell type: fibroblasts
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: I kappa B alpha; protein: NF-kappa B; cell type: fibroblasts