11091
The nuclear receptor peroxisome proliferator - activated receptor ( PPAR ) alpha is known primarily as a regulator of fatty acid metabolism , energy balance , and inflammation , but evidence suggests a wider role in regulating the biotransformation of drugs and other lipophilic chemicals .
 Chemical: fatty acid
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