18350
Adult mice were more responsive to CS by increasing the proportion of necrotic cells and of cells in S / G2 phase , whereas young mice maintained a high extent of autophagy , exhibited a greater increase of lipid peroxidation products and 8 - oxo - dGuo levels , and had a higher frequency of micronucleated cells .
 Chemical: 8 - oxo - dGuo
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 - oxo - dGuo