5093
Although chimeric mice with humanized livers can produce known human metabolites for test substrates , we do not know whether chimeric mice can be used to prospectively predict human drug metabolism or a possible DDI .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None