4554
In contrast , 8 - oxoG repair in Ogg1 - proficient airway epithelium was coupled to an increase in DNA single - strand break ( SSB ) levels and exacerbation of allergen challenge - dependent inflammation .
 Chemical: 8 - oxoG
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 - oxoG