Foot and mouth disease: Epidemiology

Virus

Contents

General Introduction

Virus

Host

Host/virus Interaction

Environment

Serotype There are seven serotypes of FMD virus and within each serotype there are strains of different:

Infectivity: The ability of the virus to enter and replicate in a host

Virulence: A measure of the severity of the disease

Pathogenicity: The ability of the virus to cause disease in a particular host species, breed, sex, age group, etc.

There are no experimental data which show a particular serotype to be the most pathogenic.

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