14846
The nanoparticles were characterized with respect to particle size distribution , morphology , encapsulation efficiency ( EE ) and physical stability of the drug , wettability , in vitro release and in vivo bioavailability .
 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