18284
The targeting ability of folate conjugated polymeric micelles was investigated against two types of tumor cell lines : A549 ( - FR ) and OVCAR - 3 ( + FR ) .
 Chemical: folate
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: folate