6295
In contrast , Aerosil ( (R) ) 150 significantly enhanced only 8 - OH - dG - positive nuclei and oxidative damage - related repair activity ( OGG1 ) in cytoplasm .
 Aerosil, 8 - OH - dG
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Aerosil, 8 - OH - dG