11377
These results suggest that two distinct IL-4 signaling pathways exist.
 protein: IL-4
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 
Answer:
 protein: IL-4