12829
Dichloro - dihydro - fluorescein diacetate ( DCFH - DA ) assay : a quantitative method for oxidative stress assessment of nanoparticle - treated cells .
 Chemical: Dichloro - dihydro - fluorescein diacetate; 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: Dichloro - dihydro - fluorescein diacetate; Chemical: DCFH - DA