1070
Different elements thus contribute to IL-2 promoter activity in different cells.
 DNA: IL-2 promoter
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: IL-2 promoter 
Answer:
 DNA: IL-2 promoter