11652
Here we analyzed the surface changes of three different Bioglass samples : ( i ) as - received , ( ii ) treated in solutions that parallel those used in scaffold fabrication , and ( iii ) extracted from the scaffolds .
 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