11118
We found an elevation in the myocardial expression of profibrotic factors ( TGF - beta 1 and CTGF ) , types I and III of collagen , and NADPH oxidase subunits ( NOX2 and NOX4 ) , in hypertensive rats when compared with normotensive ones .
 NADPH
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 NADPH