27445
Significantly , immunization with ova - nanoparticle conjugates electrostatically complexed with CpG ODN ( dual - delivery ) enhanced CD8 ( + ) T cell responses ( 3 . 4 % IFN - gamma ( + ) of CD8 ( + ) ) 7 - , 18 - , and 8 - fold relative to immunization with conjugates , ova administered with free CpG , or a formulation containing free ova and CpG complexed to micelles , respectively .
 Chemical: CpG; Chemical: CpG; Chemical: CpG
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: CpG; Chemical: CpG; Chemical: CpG