18996
We conclude that mPGES1 mediates acid - induced increase in PGE2 production and cell proliferation .
 Chemical: PGE2
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: PGE2 
Answer:
 Chemical: PGE2