11085
Biochemical analysis by Western blotting of fetal and adult hematopoietic populations shows several runt isoforms .
 protein: runt isoforms
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: runt isoforms 
Answer:
 protein: runt isoforms