12835
Overall data indicate that despite the quenching effect of nanoparticles on DCFH - DA assay , it can be considered as a useful tool for quantitative measurement of NPs - induced oxidative stress by minor modifications of standardized protocols .
 Chemical: DCFH - DA
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: DCFH - DA