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
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None