21626
MATERIALS AND METHODS : H2O2 was used as oxidant inductor and rat adrenal pheochromocytoma PC12 cells as cellular model .
 Chemical: H2O2
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: H2O2