3145
The mitotic inhibition and the production of micronuclei normally observed after partial hepatectomy in DEN treated rats were also significantly decreased in DEN + PB treated rats .
 Chemical: DEN; Chemical: DEN; Chemical: PB
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: DEN; Chemical: DEN; Chemical: PB