7136
In contrast to the PLGA formulations , hexPLA did not provoke an encapsulation of the implant with extracellular matrix .
 Chemical: PLGA; Chemical: hexPLA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: PLGA; Chemical: hexPLA