28887
A Biodegradable Polymersome Containing Bcl - xL siRNA and Doxorubicin as a Dual Delivery Vehicle for a Synergistic Anticancer Effect .
 Doxorubicin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Doxorubicin