16143
Hyperbranched polyesters ( HPE ) have a high efficiency to encapsulate bioactive agents , including drugs , genes , and proteins , due to their globe - like nanostructure .
 Chemical: polyesters
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: polyesters