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Those exposed to DEPs showed significantly higher oxidative stress than the untreated group , as indicated by the glutathione ( GSH ) and malondialdehyde ( MDA ) levels , and the glutathione peroxidase and glutathione reductase activities .
 Chemical: glutathione; Chemical: GSH; Chemical: malondialdehyde; Chemical: MDA; Chemical: glutathione; Chemical: glutathione
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: GSH; Chemical: malondialdehyde; Chemical: MDA; Chemical: glutathione; Chemical: glutathione