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This study demonstrates that human immunodeficiency virus type 1 ( HIV-1 ) Tat protein amplifies the activity of tumor necrosis factor ( TNF ), a cytokine that stimulates HIV-1 replication through activation of NF-kappa B .
 protein: human immunodeficiency virus type 1 ( HIV-1 ) Tat protein; protein: NF-kappa B; protein: tumor necrosis factor; protein: TNF
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: human immunodeficiency virus type 1 ( HIV-1 ) Tat protein, NF-kappa B, tumor necrosis factor, TNF 
Answer:
 protein: human immunodeficiency virus type 1 ( HIV-1 ) Tat protein; protein: NF-kappa B; protein: tumor necrosis factor; protein: TNF