[HTML][HTML] Vaccine-derived poliovirus outbreaks and events—three provinces, Democratic Republic of the Congo, 2017

MM Alleman - MMWR. Morbidity and Mortality Weekly Report, 2018 - cdc.gov
Democratic Republic of the Congo has had cases of polio caused by vaccine-derived
polioviruses (VDPVs) documented since 2004. The emergence of these VDPVs, which …

[HTML][HTML] Progress toward polio eradication—worldwide, January 2018–March 2020

AN Chard - MMWR. Morbidity and mortality weekly report, 2020 - cdc.gov
Although WPV1 incidence declined annually during 2015–2017, cases in Afghanistan and
Pakistan have increased since 2018. The number and geographic spread of cVDPV type 2 …

One billion doses and WHO prequalification of nOPV2: implications for the global polio situation and beyond

AS Bandyopadhyay, LV Cooper… - PLOS Global Public …, 2024 - journals.plos.org
With the COVID-19 pandemic abating, the only remaining Public Health Emergency of
International Concern is polio [1]. Remarkable progress has been made in reducing the …

The risk of type 2 oral polio vaccine use in post-cessation outbreak response

KA McCarthy, G Chabot-Couture, M Famulare… - BMC medicine, 2017 - Springer
Background Wild type 2 poliovirus was last observed in 1999. The Sabin-strain oral polio
vaccine type 2 (OPV2) was critical to eradication, but it is known to revert to a neurovirulent …

[HTML][HTML] Serotype 2 oral poliovirus vaccine (OPV2) choices and the consequences of delaying outbreak response

DA Kalkowska, MA Pallansch, SGF Wassilak, SL Cochi… - Vaccine, 2023 - Elsevier
Abstract The Global Polio Eradication Initiative (GPEI) faces substantial challenges with
managing outbreaks of serotype 2 circulating vaccine-derived polioviruses (cVDPV2s) in …

Vaccine schedules and the effect on humoral and intestinal immunity against poliovirus: a systematic review and network meta-analysis

GR Macklin, NC Grassly, RW Sutter, O Mach… - The Lancet Infectious …, 2019 - thelancet.com
Background The eradication of wild and vaccine-derived poliovirus requires the global
withdrawal of oral poliovirus vaccines (OPVs) and replacement with inactivated poliovirus …

Update on vaccine-derived polioviruses

Centers for Disease Control and … - MMWR. Morbidity …, 2006 - pubmed.ncbi.nlm.nih.gov
In 1988, the World Health Assembly resolved to eradicate polio worldwide. The Global Polio
Eradication Initiative (PEI) of the World Health Organization (WHO) has led to a decline in …

[HTML][HTML] Progress toward polio eradication—worldwide, January 2020–April 2022

A Rachlin - MMWR. Morbidity and Mortality Weekly Report, 2022 - cdc.gov
Wild poliovirus type 1 (WPV1) transmission remains endemic in Afghanistan and Pakistan.
Outbreaks of paralysis due to circulating vaccine-derived polioviruses (cVDPVs) occur in …

[HTML][HTML] Emergence of genetically linked vaccine-originated poliovirus type 2 in the absence of oral polio vaccine, Jerusalem, April to July 2022

NS Zuckerman, I Bar-Or, D Sofer, E Bucris… - …, 2022 - eurosurveillance.org
We report an emergence and increase in poliovirus type 2 detection via routine wastewater
surveillance in three non-overlapping regions in the Jerusalem region, Israel, between April …

[HTML][HTML] Progress toward polio eradication—worldwide, January 2016–March 2018

F Khan - MMWR. Morbidity and Mortality Weekly Report, 2018 - cdc.gov
Progress Toward Polio Eradication — Worldwide, January 2016–March 2018 | MMWR Skip
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