3764
Co - encapsulating protein - sorbing vaccine adjuvants and polymer plasticizers were used to " actively " load the protein in the polymer pores and facilitate polymer self - healing at a temperature > the hydrated polymer glass transition temperature , respectively .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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