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Transgenic and nontransgenic littermates received kanamycin ( 400 mg / kg body weight / day ) for 10 days beginning on day 10 after birth .
 Chemical: kanamycin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: kanamycin