Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates

ABSTRACT: In 2021, France faced large avian influenza outbreaks, like in 2016 and 2017. Controlling these outbreaks required the preventive depopulation of a large number of duck farms. A previous study in 2017 showed that the quality of decontamination of trucks and transport crates used for depopu...

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Autores principales: Adeline Huneau-Salaün, Axelle Scoizec, Rodolphe Thomas, Claire Martenot, Audrey Schmitz, Isabelle Pierre, Chantal Allée, Rachel Busson, Pascale Massin, François-Xavier Briand, Carole Guillemoto, Katell Louboutin, Florent Souchaud, Martine Cherbonnel-Pansart, Eric Niqueux, Béatrice Grasland, Rozenn Souillard, Sophie Le Bouquin
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Publicado: Elsevier 2022
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spelling oai:doaj.org-article:7637c286b64942efabe64fa29bea8d3d2021-11-24T04:23:26ZAvian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates0032-579110.1016/j.psj.2021.101569https://doaj.org/article/7637c286b64942efabe64fa29bea8d3d2022-01-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S0032579121005903https://doaj.org/toc/0032-5791ABSTRACT: In 2021, France faced large avian influenza outbreaks, like in 2016 and 2017. Controlling these outbreaks required the preventive depopulation of a large number of duck farms. A previous study in 2017 showed that the quality of decontamination of trucks and transport crates used for depopulation was often insufficient. A new study was then set up to evaluate cleaning and disinfection (C&D) of trucks and crates used for duck depopulation and whether practices had changed since 2017. Three methods were used to assess decontamination: 1) detection of avian influenza virus (AIV) genome, 2) visual inspection of cleanliness, and 3) microbial counts, considering that 2 and 3 are commonly used in abattoirs. Another objective of the study was to evaluate the correlation between results obtained with the 3 methods. In 5 abattoirs, 8 trucks and their crates were sampled by swabbing to detect AIV genome by rRT-PCR before and after decontamination. Visual cleanliness scores and coliform counts were also determined on crates after C&D. Trucks and crates were decontaminated according to the abattoirs’ protocols. Before C&D, 3 quarters of crates (59/79) and 7 of 8 trucks were positive for AIV genome. C&D procedures were reinforced in 2021 compared to 2017; use of detergent solution and warm water were more common. Nevertheless, 28% of the crates were positive for AIV genome after C&D, despite the fact that cleaning scores and microbiological counts were satisfactory for 84% and 91% of the crates, respectively. No correlation was observed between results for AIV genome detection and results from visual control or from coliform counts. Abattoirs are encouraged to use environmental sampling coupled with AIV genome detection to monitor the quality of cleaning and disinfection of trucks and crates during AI outbreaks. Reinforcement of biosecurity measures at abattoirs is still needed to avoid residual contamination of the equipment and cross-contamination during the decontamination process.Adeline Huneau-SalaünAxelle ScoizecRodolphe ThomasClaire MartenotAudrey SchmitzIsabelle PierreChantal AlléeRachel BussonPascale MassinFrançois-Xavier BriandCarole GuillemotoKatell LouboutinFlorent SouchaudMartine Cherbonnel-PansartEric NiqueuxBéatrice GraslandRozenn SouillardSophie Le BouquinElsevierarticleavian influenzatransportcleaningdisinfectionbiosecurityAnimal cultureSF1-1100ENPoultry Science, Vol 101, Iss 1, Pp 101569- (2022)
institution DOAJ
collection DOAJ
language EN
topic avian influenza
transport
cleaning
disinfection
biosecurity
Animal culture
SF1-1100
spellingShingle avian influenza
transport
cleaning
disinfection
biosecurity
Animal culture
SF1-1100
Adeline Huneau-Salaün
Axelle Scoizec
Rodolphe Thomas
Claire Martenot
Audrey Schmitz
Isabelle Pierre
Chantal Allée
Rachel Busson
Pascale Massin
François-Xavier Briand
Carole Guillemoto
Katell Louboutin
Florent Souchaud
Martine Cherbonnel-Pansart
Eric Niqueux
Béatrice Grasland
Rozenn Souillard
Sophie Le Bouquin
Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
description ABSTRACT: In 2021, France faced large avian influenza outbreaks, like in 2016 and 2017. Controlling these outbreaks required the preventive depopulation of a large number of duck farms. A previous study in 2017 showed that the quality of decontamination of trucks and transport crates used for depopulation was often insufficient. A new study was then set up to evaluate cleaning and disinfection (C&D) of trucks and crates used for duck depopulation and whether practices had changed since 2017. Three methods were used to assess decontamination: 1) detection of avian influenza virus (AIV) genome, 2) visual inspection of cleanliness, and 3) microbial counts, considering that 2 and 3 are commonly used in abattoirs. Another objective of the study was to evaluate the correlation between results obtained with the 3 methods. In 5 abattoirs, 8 trucks and their crates were sampled by swabbing to detect AIV genome by rRT-PCR before and after decontamination. Visual cleanliness scores and coliform counts were also determined on crates after C&D. Trucks and crates were decontaminated according to the abattoirs’ protocols. Before C&D, 3 quarters of crates (59/79) and 7 of 8 trucks were positive for AIV genome. C&D procedures were reinforced in 2021 compared to 2017; use of detergent solution and warm water were more common. Nevertheless, 28% of the crates were positive for AIV genome after C&D, despite the fact that cleaning scores and microbiological counts were satisfactory for 84% and 91% of the crates, respectively. No correlation was observed between results for AIV genome detection and results from visual control or from coliform counts. Abattoirs are encouraged to use environmental sampling coupled with AIV genome detection to monitor the quality of cleaning and disinfection of trucks and crates during AI outbreaks. Reinforcement of biosecurity measures at abattoirs is still needed to avoid residual contamination of the equipment and cross-contamination during the decontamination process.
format article
author Adeline Huneau-Salaün
Axelle Scoizec
Rodolphe Thomas
Claire Martenot
Audrey Schmitz
Isabelle Pierre
Chantal Allée
Rachel Busson
Pascale Massin
François-Xavier Briand
Carole Guillemoto
Katell Louboutin
Florent Souchaud
Martine Cherbonnel-Pansart
Eric Niqueux
Béatrice Grasland
Rozenn Souillard
Sophie Le Bouquin
author_facet Adeline Huneau-Salaün
Axelle Scoizec
Rodolphe Thomas
Claire Martenot
Audrey Schmitz
Isabelle Pierre
Chantal Allée
Rachel Busson
Pascale Massin
François-Xavier Briand
Carole Guillemoto
Katell Louboutin
Florent Souchaud
Martine Cherbonnel-Pansart
Eric Niqueux
Béatrice Grasland
Rozenn Souillard
Sophie Le Bouquin
author_sort Adeline Huneau-Salaün
title Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
title_short Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
title_full Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
title_fullStr Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
title_full_unstemmed Avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
title_sort avian influenza outbreaks: evaluating the efficacy of cleaning and disinfection of vehicles and transport crates
publisher Elsevier
publishDate 2022
url https://doaj.org/article/7637c286b64942efabe64fa29bea8d3d
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