1604
Active Stat3 , but not Stat1 , was detected in cells from inflamed joints .
 protein: Stat3; protein: Stat1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: Stat3; protein: Stat1