9998
Cationic lipid - and polymer - based nanodevices are considered appropriate alternatives for virus - based particles for delivery of nucleic acids , including genes and siRNA , into eukaryotic cells .
 None
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:  
Answer:
 None