2. What is immunization Immunization is the process of conferring increased resistance (or decrease susceptibility) to infection

3. Immunity and response to antigens Antigens: any molecule, which can be recognized by the immune system as being foreign The body will respond through innate and acquired (adaptive) immunity mechanisms to antigens

4. Foreign antigens

5. Innate immunity Rapid Non-specific No memory

6. Acquired immunity Antibodies produce in response to an infection e.g. natural viral infection Antibodies produced in response to a vaccine Individuals make their own antibodies

8. Passive immunity Transfer of maternal antibodies through the placenta or breast milk Administration of antibodies collected from actively immunized humans or animals

12. Vaccines for childhood diseases Measles (MMR) Mumps (MMR) Rubella (MMR) Diphtheria (DPT) Tetanus (DPT) Pertussis (whooping cough) (DPT) Haemophilus influenzae type B (Hib) Poliomyelitis (Polio vaccine) Hepatitis B Meningococcal meningitis

13. Vaccines for adults who are at risk of certain diseases Influenza Hepatitis B Pneumococcal Pneumonia

14. Vaccines for traveler Hepatitis A Typhoid Fever Yellow Fever Hepatitis B Japanese Encephalitis Meningococcal Infections Tick-borne Encephalitis