1827
Thus , these findings established a novel oxidative stress - responsive pathway that involves IKK - beta , p85 S6K1 and Mdm2 , which is response for H ( 2 ) O ( 2 ) - induced cell death .
 H ( 2 ) O ( 2 )
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 H ( 2 ) O ( 2 )