11954
These nanoparticles were internalized into ARPE - 19 ( human RPE cell line ) via receptor - mediated endocytosis , and the cellular uptake was significantly higher than particles without folate modification .
 Chemical: folate
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: folate 
Answer:
 Chemical: folate