12030
The addition of rCTLA4Ig , which blocks CD28 binding to its ligand, to the cultures decreased IL-2 promoter activation by >80%.
 DNA: IL-2 promoter; protein: IL-2; protein: CD28
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, IL-2, CD28 
Answer:
 DNA: IL-2 promoter; protein: IL-2; protein: CD28