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Vitamin E therapy of acute CCl4 -induced hepatic injury in mice is associated with inhibition of nuclear factor kappa B binding .
 protein: nuclear factor 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: nuclear factor kappa B