19057
In summary , the changes in hormonal and FA profiles may represent cellular and / or physiological adaptation to continuous PFOS and PFOA exposure by increasing membrane fluidity , and / or overt developmental effects .
 Chemical: PFOS; Chemical: PFOA
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: PFOS; Chemical: PFOA