24512
To define regulatory regions of GRTH required for expression in GC , Tg mice were generated with 5 ' flanking sequence 6 . 4 Kb ( 6 . 4 Kb - Tg ) and / or deletion using GFP as reporter gene in the present study .
 None
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:  
Answer:
 None