10371
The resultant polyplex showed 3 . 4 - 5 . 4 - fold greater cellular uptake and 13 - 30 - fold higher transfection efficiency in HEK 293 cells as compared to unmodified chitosan .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None