22633
F o rster resonance energy transfer from PPSEMA to DOX is observed in DOX - loaded micelles , which can serve as an indication of successful encapsulation of DOX in these micelles .
 PPSEMA, DOX, DOX, DOX
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 PPSEMA, DOX, DOX, DOX