28506
Consequently significant changes were observed in enzyme activities such as SOD , CAT , GSH and LPO in the stomach tissues when compared with ethanol control group .
 Chemical: GSH; Chemical: ethanol
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: GSH; Chemical: ethanol