4556
By contrast, T cells from elderly subjects with normal levels of IL-2 production exhibited normal activation of AP-1 and NF-AT .
 protein: NF-AT; cell type: T cells; protein: AP-1; protein: IL-2
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: NF-AT, T cells, AP-1, IL-2 
Answer:
 protein: NF-AT; cell type: T cells; protein: AP-1; protein: IL-2