3091
p53 inhibition blocked transient DOX - induced STAT3 activation in MHC - CB7 mice , which was associated with enhanced induction of the DNA repair proteins Ku70 and Ku80 .
 Chemical: DOX
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: DOX