13072
In this way, diversity in the expression and activation of Stat3 proteins may provide additional means of regulating cytokine -induced T cell responses .
 protein: cytokine; protein: Stat3; protein: Stat3 proteins
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: cytokine, Stat3, Stat3 proteins 
Answer:
 protein: cytokine; protein: Stat3; protein: Stat3 proteins