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We report here that the phenotypic differentiation of monocyte cell lines induced by phorbol esters or tumour necrosis factor alpha ( TNF alpha ) is associated with expression of nuclear factor kappa B ( NF-kappa B ).
 protein: TNF alpha; protein: tumour necrosis factor alpha; cell line: monocyte cell lines; protein: NF-kappa B; 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: TNF alpha; protein: tumour necrosis factor alpha; cell line: monocyte cell lines; protein: NF-kappa B; protein: nuclear factor kappa B