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Cloned, normal T lymphocytes show very little, if any, basal activity of the HIV enhancer and low nuclear expression of NF-kappa B , a potent transcriptional activator of the HIV enhancer .
 DNA: HIV enhancer; protein: NF-kappa B; DNA: HIV enhancer; protein: potent transcriptional activator; cell type: T lymphocytes
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:
 DNA: HIV enhancer; protein: NF-kappa B; DNA: HIV enhancer; protein: potent transcriptional activator; cell type: T lymphocytes