Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia

A large-scale mass vaccination campaign was carried out in Java, Indonesia in an attempt to control outbreaks of highly pathogenic avian influenza (HPAI) in backyard flocks and commercial smallholder poultry. Sero-monitoring was conducted in mass vaccination and control areas to assess the proportio...

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Main Authors: McLaws, M., Priyono, W., Bett, Bernard K., Al-Qamar, S., Claassen, I., Widiastuti, T., Poole, Elizabeth J., Schoonman, L., Jost, Christine, Mariner, Jeffrey C.
Format: Journal Article
Language:Inglés
Published: Cambridge University Press 2015
Subjects:
Online Access:https://hdl.handle.net/10568/49655
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author McLaws, M.
Priyono, W.
Bett, Bernard K.
Al-Qamar, S.
Claassen, I.
Widiastuti, T.
Poole, Elizabeth J.
Schoonman, L.
Jost, Christine
Mariner, Jeffrey C.
author_browse Al-Qamar, S.
Bett, Bernard K.
Claassen, I.
Jost, Christine
Mariner, Jeffrey C.
McLaws, M.
Poole, Elizabeth J.
Priyono, W.
Schoonman, L.
Widiastuti, T.
author_facet McLaws, M.
Priyono, W.
Bett, Bernard K.
Al-Qamar, S.
Claassen, I.
Widiastuti, T.
Poole, Elizabeth J.
Schoonman, L.
Jost, Christine
Mariner, Jeffrey C.
author_sort McLaws, M.
collection Repository of Agricultural Research Outputs (CGSpace)
description A large-scale mass vaccination campaign was carried out in Java, Indonesia in an attempt to control outbreaks of highly pathogenic avian influenza (HPAI) in backyard flocks and commercial smallholder poultry. Sero-monitoring was conducted in mass vaccination and control areas to assess the proportion of the target population with antibodies against HPAI and Newcastle disease (ND). There were four rounds of vaccination, and samples were collected after each round resulting in a total of 27 293 samples. Sampling was performed irrespective of vaccination status. In the mass vaccination areas, 20–45% of poultry sampled had a positive titre to H5 after each round of vaccination, compared to 2–3% in the control group. In the HPAI + ND vaccination group, 12–25% of the population had positive ND titres, compared to 5–13% in the areas without ND vaccination. The level of seropositivity varied by district, age of the bird, and species (ducks vs. chickens).
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spelling CGSpace496552024-11-15T08:52:49Z Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia McLaws, M. Priyono, W. Bett, Bernard K. Al-Qamar, S. Claassen, I. Widiastuti, T. Poole, Elizabeth J. Schoonman, L. Jost, Christine Mariner, Jeffrey C. poultry vaccination A large-scale mass vaccination campaign was carried out in Java, Indonesia in an attempt to control outbreaks of highly pathogenic avian influenza (HPAI) in backyard flocks and commercial smallholder poultry. Sero-monitoring was conducted in mass vaccination and control areas to assess the proportion of the target population with antibodies against HPAI and Newcastle disease (ND). There were four rounds of vaccination, and samples were collected after each round resulting in a total of 27 293 samples. Sampling was performed irrespective of vaccination status. In the mass vaccination areas, 20–45% of poultry sampled had a positive titre to H5 after each round of vaccination, compared to 2–3% in the control group. In the HPAI + ND vaccination group, 12–25% of the population had positive ND titres, compared to 5–13% in the areas without ND vaccination. The level of seropositivity varied by district, age of the bird, and species (ducks vs. chickens). 2015-06 2014-10-29T18:32:56Z 2014-10-29T18:32:56Z Journal Article https://hdl.handle.net/10568/49655 en Open Access Cambridge University Press McLaws, M., Priyono, W., Bett, B., Al-Qamar, S., Claassen, I., Widiastuti, T., Poole, J., Schoonman, L., Jost, C. and Mariner, J. 2015. Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia. Epidemiology and Infection 143(8):1632-1642.
spellingShingle poultry
vaccination
McLaws, M.
Priyono, W.
Bett, Bernard K.
Al-Qamar, S.
Claassen, I.
Widiastuti, T.
Poole, Elizabeth J.
Schoonman, L.
Jost, Christine
Mariner, Jeffrey C.
Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia
title Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia
title_full Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia
title_fullStr Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia
title_full_unstemmed Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia
title_short Antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and Newcastle disease in Indonesia
title_sort antibody response and risk factors for seropositivity in backyard poultry following mass vaccination against highly pathogenic avian influenza and newcastle disease in indonesia
topic poultry
vaccination
url https://hdl.handle.net/10568/49655
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