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→What antigen(s) do we use in the vaccine?
**Produces a superior response to disease than using killed organisms as the dose of antigen is larger and more sustained
**Produces a superior response to disease than using killed organisms as the dose of antigen is larger and more sustained
**Response takes place at site of natural infection producing a greater local response than with killed organism vaccines
**Response takes place at site of natural infection producing a greater local response than with killed organism vaccines
**E.g. The current vaccine for Tuberculosis (called BCG) contains an attenuated form of a mycobacteria
**E.g. Vaccines for Leishmaniasis
*Killed inactivated organism or toxin (toxoid)
*Killed inactivated organism or toxin (toxoid)