21596
In the present study , we characterized a canonical CpG island spanning the 5 ' - flanking region of the glut3 gene .
 Chemical: CpG
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: CpG 
Answer:
 Chemical: CpG