6657
With the exception of the hydrolysis by trypsin , heat pre - treatment did not affect the peptide profile of the hydrolysates as analysed using size exclusion chromatography , or the antioxidant activity ( P > 0 . 05 ) .
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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:
 None