13146
Electrophoretic mobility shift assay of protein extracts from shock lungs exhibited an increase in Stat3 activation with kinetics similar to IL-6 mRNA .
 protein: Stat3; protein: IL-6; RNA: IL-6 mRNA
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: Stat3, IL-6, IL-6 mRNA 
Answer:
 protein: Stat3; protein: IL-6; RNA: IL-6 mRNA