7078
These NP showed enhanced MHC class I restricted T cell activation in vitro when compared to high - burst releasing NP and soluble OVA24 , proving that efficient entrapment of the antigen is crucial to induce a potent cellular immune response .
 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