22841
The results showed that PL significantly reduced tacrine - induced ROS production , disruption of Delta Psi m , 8 - OHdG formation in mitochondrial DNA , and cytotoxicity in HepG2 cells .
 Chemical: tacrine; Chemical: 8 - OHdG
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: tacrine; Chemical: 8 - OHdG