7977
Metabolic profiling of plasma nonesterified fatty acids discovered that palmitic acid ( PA ) , a natural peroxisome proliferator - activated receptor gamma ( PPAR gamma ) ligand , is a reliable type 2 diabetes biomarker .
 Chemical: fatty acids; Chemical: palmitic acid
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: fatty acids, palmitic acid 
Answer:
 Chemical: fatty acids; Chemical: palmitic acid