27925
Materials and methods : Brucine , an antitumor alkaloid , was encapsulated into the liposomes with different HSPC / DPPC compositions .
 Brucine, DPPC
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Brucine, DPPC