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The candidate oncoprotein Bcl-3 is an antagonist of p50/NF-kappa B -mediated inhibition .
 protein: candidate oncoprotein Bcl-3; protein: p50/NF-kappa B
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: candidate oncoprotein Bcl-3; protein: p50/NF-kappa B