9084
We previously reported that dexamethasone ( DEX ), a synthetic glucocorticoid , causes apoptosis in mature Th cell lines , and that this induction of cell death is prevented by specific cytokines , namely, by IL-2 in Th1 cells and by IL-4 in Th2 cells .
 protein: IL-4; protein: IL-2; cell line: mature Th cell lines; cell type: Th1 cells; cell type: Th2 cells; protein: cytokines
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-4, IL-2, mature Th cell lines, Th1 cells, Th2 cells, cytokines 
Answer:
 protein: IL-4; protein: IL-2; cell line: mature Th cell lines; cell type: Th1 cells; cell type: Th2 cells; protein: cytokines