25758
Our result suggests that Oligonol has the potential to suppress increases in body temperature under heat stress , and this is associated with decreases in serum levels of PGE2 and COX - 2 .
 Chemical: PGE2
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: PGE2