Poliomyelitis is caused by Poliovirus, a member of a large group of enteroviruses. Vaccine-
derived polioviruses (VDPVs) stem from mutated live poliovirus, which is contained in the …

Vaccination with Sabin, a live attenuated oral polio vaccine (OPV), results in robust intestinal
and humoral immunity and has been key to controlling poliomyelitis. As with any RNA virus …

Increasing detections of vaccine-derived poliovirus (VDPV) globally, including in countries
previously declared polio free, is a public health emergency of international concern …

Comment www. thelancet. com/infection Vol 22 October 2022 1413 decreased surveillance
of acute flaccid paralysis are not addressed with alacrity. 1–3 Detection of vaccine-derived …

Madagascar has faced three major outbreaks of vaccine-derived polioviruses (VDPVs) in
recent decades, with VDPV type 1 reemerging in late 2020. Here, we report the molecular …

Japan experienced a large outbreak of wild poliovirus in the 1960s. The government made
an exceptional decision to import oral polio vaccines (OPVs) from the Soviet Union and …

In 1988, the WHO launched the Global Poliomyelitis Eradication Initiative with the goal of
eradication by 2000. Not only has this goal, which has been repeatedly postponed, still not …

After a long global battle with wild poliovirus, the virus has been defeated through
researches and vaccination using the oral polio vaccine and inactivated polio vaccine as …

Abstract Background In 2020, as the Global Polio Eradication Initiative worked to address
outbreaks of vaccine-derived poliovirus Type 2, particularly in sub-Saharan Africa, the Covid …

Results The highest incidence of polio was observed in children aged 13-24 months (nine
patients, 34.62%), with males accounting for 14 cases (53.85%) and urban residents 16 …