3146
Mice primed with dimethyl - benz [ a ] anthracene ( DMBA ) were topically exposed to Cum - OOH ( 82 . 6 micromol ) or the positive control , 12 - O - tetradecanoylphorbol - 13 - acetate ( TPA , 17 nmol ) , twice weekly for 29 weeks .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 None