2104
Preliminary analyses of the RepDose database have shown that liver , body weight , kidney and clinical symptoms are frequently affected in oral repeated dose toxicity in rats and mice ( Bitsch et al . , 2006 ) , while many other targets are seldom affected .
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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:
 None