3768
Encapsulation of protein sorbing Al ( OH ) 3 in PLGA microspheres resulted in suppression of self - healing of PLGA pores , which was then overcome by improving polymer chain mobility , which in turn was accomplished by coincorporating hydrophobic plasticizers in PLGA .
 Chemical: Al ( OH ) 3; Chemical: PLGA; Chemical: PLGA; Chemical: PLGA
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: Al ( OH ) 3; Chemical: PLGA; Chemical: PLGA; Chemical: PLGA