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Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos)

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Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos). / Ferreira, Helena Lage; Vangeluwe, Didier; Van Borm, Steven; Poncin, Olivier; Dumont, Nathalie; Ozhelvaci, Orkun; Munir, Muhammad; van den Berg, Thierry; Lambrecht, Bénédicte.

In: Avian Diseases, Vol. 60, No. 1 Suppl, 05.2016, p. 406.

Research output: Contribution to journalJournal article

Harvard

Ferreira, HL, Vangeluwe, D, Van Borm, S, Poncin, O, Dumont, N, Ozhelvaci, O, Munir, M, van den Berg, T & Lambrecht, B 2016, 'Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos)', Avian Diseases, vol. 60, no. 1 Suppl, pp. 406. https://doi.org/10.1637/0005-2086-60.01s1.406

APA

Ferreira, H. L., Vangeluwe, D., Van Borm, S., Poncin, O., Dumont, N., Ozhelvaci, O., ... Lambrecht, B. (2016). Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos). Avian Diseases, 60(1 Suppl), 406. https://doi.org/10.1637/0005-2086-60.01s1.406

Vancouver

Ferreira HL, Vangeluwe D, Van Borm S, Poncin O, Dumont N, Ozhelvaci O et al. Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos). Avian Diseases. 2016 May;60(1 Suppl):406. https://doi.org/10.1637/0005-2086-60.01s1.406

Author

Ferreira, Helena Lage ; Vangeluwe, Didier ; Van Borm, Steven ; Poncin, Olivier ; Dumont, Nathalie ; Ozhelvaci, Orkun ; Munir, Muhammad ; van den Berg, Thierry ; Lambrecht, Bénédicte. / Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos). In: Avian Diseases. 2016 ; Vol. 60, No. 1 Suppl. pp. 406.

Bibtex

@article{bdbf664372614521919d577a6af0a48a,
title = "Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos)",
abstract = "Homosubtypic and heterosubtypic immunity in mallards (Anas platyrhynchos) play an important role in the avian influenza virus (AIV) diversity. The mechanisms of AIV replication among wild birds and the role of immunity in AIV diversity have thus not been completely clarified. During the monitoring of AI circulation among wild waterfowl in 2007-2008, two viruses (H3N8 and H1N1) were isolated from ducks caught in a funnel trap located in La Hulpe wetland in Belgium. H3N8 viruses were revealed to be more prevalent in the mallard population than was H1N1, which might suggest a better adaptation to this species. In order to investigate this hypothesis, we characterized both isolated viruses biologically by experimental inoculation. Virus excretion and humoral response induced by both isolated viruses were evaluated in mallards after a first infection followed by a homo-or heterosubtypic reinfection under controlled experimental conditions. The H1N1 virus had a delayed peak of excretion of 4 days compared to the H3N8, but the virus shedding was more limited, earlier, and shorter after each reinfection. Moreover, the H3N8 virus could spread to all ducks after homo- or heterosubtypic reinfections and during a longer period. Although the humoral response induced by both viruses after infection and reinfection could be detected efficiently by competitive ELISA, only a minimal H1 antibody response and almost no H3-specific antibodies could be detected by the HI test. Our results suggest that the H3N8 isolate replicates better in mallards under experimental controlled conditions.",
keywords = "Animals, Animals, Wild, Anseriformes, Belgium, Influenza A Virus, H1N1 Subtype, Influenza A Virus, H3N8 Subtype, Influenza in Birds, Virus Shedding, Journal Article",
author = "Ferreira, {Helena Lage} and Didier Vangeluwe and {Van Borm}, Steven and Olivier Poncin and Nathalie Dumont and Orkun Ozhelvaci and Muhammad Munir and {van den Berg}, Thierry and B{\'e}n{\'e}dicte Lambrecht",
year = "2016",
month = "5",
doi = "10.1637/0005-2086-60.01s1.406",
language = "English",
volume = "60",
pages = "406",
journal = "Avian Diseases",
issn = "0005-2086",
publisher = "American Association of Avian Pathologists",
number = "1 Suppl",

}

RIS

TY - JOUR

T1 - Differential Viral Fitness Between H1N1 and H3N8 Avian Influenza Viruses Isolated from Mallards (Anas platyrhynchos)

AU - Ferreira, Helena Lage

AU - Vangeluwe, Didier

AU - Van Borm, Steven

AU - Poncin, Olivier

AU - Dumont, Nathalie

AU - Ozhelvaci, Orkun

AU - Munir, Muhammad

AU - van den Berg, Thierry

AU - Lambrecht, Bénédicte

PY - 2016/5

Y1 - 2016/5

N2 - Homosubtypic and heterosubtypic immunity in mallards (Anas platyrhynchos) play an important role in the avian influenza virus (AIV) diversity. The mechanisms of AIV replication among wild birds and the role of immunity in AIV diversity have thus not been completely clarified. During the monitoring of AI circulation among wild waterfowl in 2007-2008, two viruses (H3N8 and H1N1) were isolated from ducks caught in a funnel trap located in La Hulpe wetland in Belgium. H3N8 viruses were revealed to be more prevalent in the mallard population than was H1N1, which might suggest a better adaptation to this species. In order to investigate this hypothesis, we characterized both isolated viruses biologically by experimental inoculation. Virus excretion and humoral response induced by both isolated viruses were evaluated in mallards after a first infection followed by a homo-or heterosubtypic reinfection under controlled experimental conditions. The H1N1 virus had a delayed peak of excretion of 4 days compared to the H3N8, but the virus shedding was more limited, earlier, and shorter after each reinfection. Moreover, the H3N8 virus could spread to all ducks after homo- or heterosubtypic reinfections and during a longer period. Although the humoral response induced by both viruses after infection and reinfection could be detected efficiently by competitive ELISA, only a minimal H1 antibody response and almost no H3-specific antibodies could be detected by the HI test. Our results suggest that the H3N8 isolate replicates better in mallards under experimental controlled conditions.

AB - Homosubtypic and heterosubtypic immunity in mallards (Anas platyrhynchos) play an important role in the avian influenza virus (AIV) diversity. The mechanisms of AIV replication among wild birds and the role of immunity in AIV diversity have thus not been completely clarified. During the monitoring of AI circulation among wild waterfowl in 2007-2008, two viruses (H3N8 and H1N1) were isolated from ducks caught in a funnel trap located in La Hulpe wetland in Belgium. H3N8 viruses were revealed to be more prevalent in the mallard population than was H1N1, which might suggest a better adaptation to this species. In order to investigate this hypothesis, we characterized both isolated viruses biologically by experimental inoculation. Virus excretion and humoral response induced by both isolated viruses were evaluated in mallards after a first infection followed by a homo-or heterosubtypic reinfection under controlled experimental conditions. The H1N1 virus had a delayed peak of excretion of 4 days compared to the H3N8, but the virus shedding was more limited, earlier, and shorter after each reinfection. Moreover, the H3N8 virus could spread to all ducks after homo- or heterosubtypic reinfections and during a longer period. Although the humoral response induced by both viruses after infection and reinfection could be detected efficiently by competitive ELISA, only a minimal H1 antibody response and almost no H3-specific antibodies could be detected by the HI test. Our results suggest that the H3N8 isolate replicates better in mallards under experimental controlled conditions.

KW - Animals

KW - Animals, Wild

KW - Anseriformes

KW - Belgium

KW - Influenza A Virus, H1N1 Subtype

KW - Influenza A Virus, H3N8 Subtype

KW - Influenza in Birds

KW - Virus Shedding

KW - Journal Article

U2 - 10.1637/0005-2086-60.01s1.406

DO - 10.1637/0005-2086-60.01s1.406

M3 - Journal article

C2 - 27309085

VL - 60

SP - 406

JO - Avian Diseases

JF - Avian Diseases

SN - 0005-2086

IS - 1 Suppl

ER -