26874
This strong pro - inflammatory effect appeared to be dependent on the net imbalance of red - ox equilibrium with the production of excessive levels of reactive oxygen species through the colonic NADPH - oxidase NOX1 activation .
 Chemical: oxygen; Chemical: NADPH
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: oxygen; Chemical: NADPH