21685
We found that 1 . 25 mM ABG induced a 1 . 2 - fold increase in the growth of DP cells , but not keratinocytes .
 Chemical: ABG
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: ABG 
Answer:
 Chemical: ABG