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Why do we vaccinate animals?  

Why do we vaccinate animals?  

*To protect against infectious diseases

*To protect against infectious diseases

*Where there is no effective treatment once infected E.g. [[Immunodeficiencies - WikiBlood#Feline Leukaemia Virus (FeLV)|FeLV]], FIV

*Where there is no effective treatment once infected E.g. FeLV, FIV

*Where disease is life-threatening E.g. Canine Parvovirus

*Where disease is life-threatening E.g. Canine Parvovirus

*To prevent the spread of disease by virus excretion E.g. Rabies, FMDV

*To prevent the spread of disease by virus excretion E.g. Rabies, FMDV

The goal is to vaccinate 90% of the population to reduce the amount of '''endemic''' virus until no new infections occur. Once the disease risk is low, vaccination can be replaced by an eradication or quarantine programme  

The goal is to vaccinate 90% of the population to reduce the amount of '''endemic''' virus until no new infections occur. Once the disease risk is low, vaccination can be replaced by an eradication or quarantine programme

==How do vaccines work?==

==How do vaccines work?==