21543
Fatty acid supplementation / n3 PUFA supplementation was associated with a downregulated expression of the genes encoding PPAR gamma and PGC - 1 alpha ( P < 0 . 001 ) , and an upregulated expression of the genes encoding PPAR alpha ( P < 0 . 007 ) and SREBP1 ( P < 0 . 021 ) .
 Chemical: Fatty acid; Chemical: n3 PUFA
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 acid; Chemical: n3 PUFA