Polio and Its Epidemiology

Abstract

Glossary ACPE The Advisory Committee on Polio Eradication AFP Acute flaccid paralysis. AFP surveillance Characterization of enteroviruses in stool samples from all AFP cases especially in individuals under 15 years of age to rule-in or rule-out etiology by polioviruses. aVDPV A vaccine-derived poliovirus isolate whose evolutionary path is unknown or ambiguous. bOPV Bivalent oral polio vaccine (usually containing serotypes 1 and 3). BSL Biosafety standard level. Capsid The protein shell that surrounds a virus particle. Capsomere One of the individual morphological units that make up the viral capsid. CDC US Centers for Disease Control and Prevention CD155 or PVr The human encoded cell receptor for poliovirus, a member of the immunoglobulin superfamily.