Conclusion to reinforce immunization of HBV for children or infants is an effective measure to prevent HBV infection.

There are many routes of DNA vaccine immunization, including intramuscular injection, intradermal injection, subcutaneous injection, gene gun immunization, mucosa immunization, and so on.

There are three advantages to produce edible vaccines using strawberry: 1) It changes the inoculation mode from injection to eating strawberry or drinking the juice;