22834
Phellinus linteus mushroom protects against tacrine - induced mitochondrial impairment and oxidative stress in HepG2 cells .
 Chemical: tacrine
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: tacrine 
Answer:
 Chemical: tacrine