12389
Both fatty acids , but DHA to a lesser extent compared with EPA , selectively and dose - dependently reduced the percentage of cytokine - expressing Th cells in a peroxisome proliferator - activated receptor ( PPAR ) gamma - dependent fashion , whereas the expression of the cell surface marker CD69 was unaltered on activated T cells .
 Chemical: fatty acids; Chemical: DHA; Chemical: EPA
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: fatty acids; Chemical: DHA; Chemical: EPA