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Also there was a significant decrease in reduced glutathione content ; glutathione - S - transferase and superoxide dismutase activities in both blood and liver compared to control group .
 Chemical: glutathione; Chemical: glutathione; Chemical: S; Chemical: superoxide
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: glutathione; Chemical: glutathione; Chemical: S; Chemical: superoxide