14873
Enhancing the efficacy of Ara - C through conjugation with PAMAM dendrimer and linear PEG : a comparative study .
 Ara - C, PAMAM, PEG
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Ara - C, PAMAM, PEG