Results 31 to 40 of about 15,408 (221)

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

Memorias 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, Renata de Mendonça Campos, Fernando Neto Tavares, Cátia Regina Valério Grégio, Fernanda Marcicano Burlandy, Edson Elias da Silva   +5 more
doaj   +1 more source

Long-Term Immunogenicity of Inactivated and Oral Polio Vaccines: An Italian Retrospective Cohort Study

Vaccines, 2022
Oral and inactivated poliovirus (PV) vaccines have contributed toward the global eradication of wild PV2 and PV3, as well as the elimination of PV1 in most countries.
Angela Maria Vittoria Larocca, Francesco Paolo Bianchi, Anna Bozzi, Silvio Tafuri, Pasquale Stefanizzi, Cinzia Annatea Germinario   +5 more
doaj   +1 more source

Integration of vitamin A supplementation with the expanded program on immunization does not affect seroconversion to oral poliovirus vaccine in infants. [PDF]

, 1999
Childhood immunization programs may provide infrastructure for delivering vitamin A supplements to infants in developing countries. The effect of giving vitamin A, an immune enhancer, on antibody responses to trivalent oral poliovirus vaccine (TOPV) is ...
Albert Osterhaus, Arwin Akib, Beaton, Benn, Bhaskaram, Cobra, Dewi Permaesih, Expanded Programme on Immunisation Global Advisory Group, Kapsenberg, Muherdiyantiningsih, , Muhilal, , Nasrin E. G. Mohgaddam, Patriarca, Richard D. Semba, Semba, Semba, Semba, Sommer, Taffs, WHO/CHD Immunisation-Linked, World Health Organization Expert Committee on Biological Standardization, Zakiuddin Munasir   +21 more
core   +2 more sources

Advances in enteric disease vaccines: from innovation to implementation [PDF]

, 2014
The Seventh International Conference on Vaccines for Enteric Diseases Bangkok, Thailand, 6–8 November 2013 Hosting 222 participants from more than 25 countries, the Seventh International Conference on Vaccines for Enteric Diseases (VED 2013) displayed ...
Parker, EPK
core   +1 more source

Intestinal antibody responses to a live oral poliovirus vaccine challenge among adults previously immunized with inactivated polio vaccine in Sweden

BMJ Global Health, 2019
Background Our understanding of the acquisition of intestinal mucosal immunity and the control of poliovirus replication and transmission in later life is still emerging.Methods As part of a 2011 randomised, blinded, placebo-controlled clinical trial of ...
Elizabeth B Brickley, Ruth I Connor, Wendy F Wieland-Alter, Marc S Collett, Marianne Hartford, Harrie Van Der Avoort, Austin W Boesch, Joshua A Weiner, Margaret E Ackerman, Mark A McKinlay, Minetaro Arita, Ananda S Bandyopadhyay, John F Modlin, Peter F Wright   +13 more
doaj   +1 more source

Circulating vaccine-derived poliovirus: a menace to the end game of polio eradication

Globalization and Health, 2020
The World Health Organisation Western Pacific Region countries were declared free of polio in 2000 until a polio outbreak involving 305 cases occurred in Indonesia in 2006.
Long Chiau Ming, Zahid Hussain, Siang Fei Yeoh, David Koh, Kah Seng Lee   +4 more
doaj   +1 more source

Population Immunity against Serotype-2 Poliomyelitis Leading up to the Global Withdrawal of the Oral Poliovirus Vaccine: Spatio-temporal Modelling of Surveillance Data. [PDF]

, 2016
BACKGROUND: Global withdrawal of serotype-2 oral poliovirus vaccine (OPV2) took place in April 2016. This marked a milestone in global polio eradication and was a public health intervention of unprecedented scale, affecting 155 countries.
Blake, Isobel M, Etsano, Andrew, Grassly, Nicholas C, Jafari, Hamid, Molodecky, Natalie A, O'Reilly, Kathleen M, Pons-Salort, Margarita, Safdar, Rana M, Vaz, Rui Gama, Wadood, Mufti Zubair   +9 more
core   +4 more sources

Multiscale model for forecasting Sabin 2 vaccine virus household and community transmission.

PLoS Computational Biology, 2021
Since the global withdrawal of Sabin 2 oral poliovirus vaccine (OPV) from routine immunization, the Global Polio Eradication Initiative (GPEI) has reported multiple circulating vaccine-derived poliovirus type 2 (cVDPV2) outbreaks.
Michael Famulare, Wesley Wong, Rashidul Haque, James A Platts-Mills, Parimalendu Saha, Asma B Aziz, Tahmina Ahmed, Md Ohedul Islam, Md Jashim Uddin, Ananda S Bandyopadhyay, Mohammed Yunus, Khalequ Zaman, Mami Taniuchi   +12 more
doaj   +1 more source

The importance of recent infection with Mycobacterium tuberculosis in an area with high HIV prevalence: a long-term molecular epidemiological study in Northern Malawi.

, 2005
BACKGROUND: The proportion of cases of tuberculosis due to recent infection can be estimated in long-term population-based studies using molecular techniques.
Crampin, Amelia C, Drobniewski, Francis, Fine, Paul EM, Glynn, Judith R, Mwaungulu, Frank D, Ndlovu, Richard, Ngwira, Bagrey M, Traore, Hamidou, Yates, Malcolm D   +8 more
core   +1 more source

Epidemiological Characteristics of Poliomyelitis During the 21st Century (2000-2013) [PDF]

, 2014
Poliovirus is the pathogenic agent of paralytic poliomyelitis that belongs to the picornaviridae family. Poliomyelitis has an extended history dating over to the Egyptian eighteenth dynasty.
Ahmad, T. (Tahir), Anjum, S. (Sadia), Arif, S. (Sania), Chaudry, N. (Nazia)   +3 more
core   +1 more source