24376
Compared to the control and Na2SeO3 groups , the MDA content in liver tissue was decreased and the activities of antioxidant enzymes were increased in the Na2SeO3 intervention group .
 Chemical: Na2SeO3; Chemical: MDA; Chemical: Na2SeO3
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: Na2SeO3; Chemical: MDA; Chemical: Na2SeO3