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

Vaccination OR

Immunization

What is immunization

Immunization is the process of conferring

increased resistance

(or decrease susceptibility)

to infection

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

Foreign antigens

Innate immunityRapid

Non-specific

No memory

Acquired immunityAntibodies produce in response to an

infection e.g. natural viral infection

Antibodies produced in response to a vaccine

Individuals make their own antibodies

Passive immunityTransfer of maternal antibodies through the

placenta or breast milk

Administration of antibodies collected from

actively immunized humans or animals

Vaccination categories

Vaccines for childhood diseasesMeasles (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

Vaccines for adults who are at risk of certain diseases

Influenza

Hepatitis B

Pneumococcal Pneumonia

Vaccines for travelerHepatitis A

Typhoid Fever

Yellow Fever

Hepatitis B

Japanese Encephalitis

Meningococcal Infections

Tick-borne Encephalitis