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Metabolites involved in the glutathione synthesis pathway ( an important antioxidant defense ) were also affected but the effects of cadmium were found to be more pronounced at the transcript level than in the metabolome , suggesting that the former exhibits greater sensitivity toward cadmium exposure .
 Chemical: glutathione; Chemical: cadmium; Chemical: cadmium
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: cadmium; Chemical: cadmium