title: Antigenic potency of inactivated poliovirus vaccines.
abstract: The potency of inactivated poliovirus vaccines have been determined in vitro using ELISA and the values compared with the in vivo potency as expressed in antibody titres and antigenic extinction limits, revealing three possible expressions of vaccine quality.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000956:Antigens, Viral / Q000032:analysis*; D004797:Enzyme-Linked Immunosorbent Assay; D006168:Guinea Pigs; D017955:Poliovirus / Q000276:immunology*; D011054:Poliovirus Vaccine, Inactivated / Q000592:standards*; D014774:Virulence
chemical_list: D000956:Antigens, Viral; D011054:Poliovirus Vaccine, Inactivated