15405
The immunohistochemistry analyses illustrate that the organotypic cultures express liver - specific markers such as albumin , CYP3A4 , CYP2E1 , and MRP - 2 throughout the cultivation period .
 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