2131
This alternative pathway of Tat activation is mediated by the viral enhancer , a kappa B domain capable of binding the prototypical form of the transcription factor nuclear factor kappa B ( NF-kappa B ) present in many cell types, including T lymphocytes .
 protein: Tat; protein: NF-kappa B; protein: transcription factor; DNA: viral enhancer; cell type: T lymphocytes
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: Tat, NF-kappa B, transcription factor, viral enhancer, T lymphocytes 
Answer:
 protein: Tat; protein: NF-kappa B; protein: transcription factor; DNA: viral enhancer; cell type: T lymphocytes