Results 71 to 80 of about 41,706 (206)

A RT-PCR method for selective amplification and phenotypic characterization of all three serotypes of Sabin-related polioviruses from viral mixtures

open access: yesMemorias do Instituto Oswaldo Cruz, 2012
Outbreaks caused by vaccine-derived polioviruses are challenging the final eradication of paralytic poliomyelitis. Therefore, the surveillance of the acute flaccid paralysis cases based on poliovirus isolation and characterization remains an essential ...
Eliane Veiga da Costa   +5 more
doaj   +1 more source

Poliovirus and other enteroviruses in children infected with intestinal parasites in Nigeria

open access: yesJournal of Infection in Developing Countries, 2015
Introduction: Poliovirus, an enterovirus, still persists in Nigeria despite the global efforts tailored towards its eradication. This study aimed to assess the impacts of poliovirus and other enteroviruses on the susceptibility of individuals to ...
Daniel R Adekolujo   +4 more
doaj   +1 more source

Sporadic detection of vaccine-derived poliovirus type 2 using next-generation sequencing in Canadian wastewater in August of 2022

open access: yesScientific Reports
In July 2022, an unvaccinated young adult living in Rockland County, New York became paralyzed due to a vaccine-derived poliovirus type 2 (VDPV2) infection that was internationally transmitted. Wastewater surveillance in New York State uncovered VDPV2 in
Grace E. Seo   +15 more
doaj   +1 more source

Excretion and clearance of Sabin-like type 3 poliovirus in a child diagnosed with severe combined immunodeficiency

open access: yesHuman Vaccines & Immunotherapeutics
Children with primary immunodeficiency disorder (PID) are at higher risk of developing vaccine-associated paralytic poliomyelitis (VAPP) or vaccine-derived polioviruses (VDPV) infection when inadvertently expose to poliovirus vaccine, oral (OPV). A pilot
Ning Yao   +12 more
doaj   +1 more source

Rapid emergence and transmission of virulence-associated mutations in the oral poliovirus vaccine following vaccination campaigns [PDF]

open access: gold, 2023
Katharine S. Walter   +6 more
openalex   +1 more source

Immune persistence after different polio sequential immunization schedules in Chinese infants

open access: yesnpj Vaccines
Trivalent oral poliovirus vaccine (tOPV) has been withdrawn and instead an inactivated poliovirus vaccine (IPV) and bivalent type 1 and type 3 OPV (bOPV) sequential immunization schedule has been implemented since 2016, but no immune persistence data are
Ting Zhao   +33 more
doaj   +1 more source

Community surveillance after detection of poliovirus in the environment in London, United Kingdom, October 2022 to April 2023

open access: yesEurosurveillance
Background Vaccine-derived polioviruses (VDPVs) continue to circulate internationally, causing sporadic cases and outbreaks of paralytic polio in countries certified as polio-free.
Maria Zambon
doaj   +1 more source

Poliovirus circulation in the WHO European region, 2015–2022: a review of data from WHO's three core poliovirus surveillance systemsResearch in context

open access: yesThe Lancet Regional Health. Europe
Summary: Background: The Global Polio Eradication Initiative (GPEI) has drastically reduced the global incidence of poliomyelitis since its launch in 1988 thanks to effective vaccines and strong global surveillance systems.
Thea K. Fischer   +7 more
doaj   +1 more source

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