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In parallel , genotoxicity assays ( Ames and micronucleus assays ) and transcriptional - reporter gene assays for estrogenic and anti - androgenic activity were performed on bottled water extracts at relevant consumer exposure levels .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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