1435
NF-kB is a eukaryotic transcription regulatory factor .
 protein: eukaryotic transcription regulatory factor; protein: NF-kB
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: eukaryotic transcription regulatory factor; protein: NF-kB