27300
The fraction of proximal renal cells with elevated 8 - oxodeoxyguanosine ( 8 - OH - dG ) was only increased at the high dose and did not differ by sex .
 Chemical: 8 - oxodeoxyguanosine; Chemical: 8 - OH - dG
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: 8 - oxodeoxyguanosine; Chemical: 8 - OH - dG