15826
Inducible heme - oxygenase 1 mRNA expressions were significantly higher in the DMOG group .
 Chemical: heme; Chemical: DMOG
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: heme; Chemical: DMOG