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Volume 25, Number 10—October 2019
Dispatch

Bidirectional Human–Swine Transmission of Seasonal Influenza A(H1N1)pdm09 Virus in Pig Herd, France, 2018

Amélie Chastagner1, Vincent Enouf1, David Peroz, Séverine Hervé, Pierrick Lucas, Stéphane Quéguiner, Stéphane Gorin, Véronique Beven, Sylvie Behillil, Philippe Leneveu, Emmanuel Garin, Yannick Blanchard, Sylvie van der Werf, and Gaëlle SimonComments to Author 
Author affiliations: French Agency for Food, Environmental and Occupational Health, and Safety, Ploufragan, France (A. Chastagner, S. Hervé, P. Lucas, S. Quéguiner, S. Gorin, V. Beven, Y. Blanchard, G. Simon); Institut Pasteur, Paris, France (V. Enouf, S. Behillil, S. van der Werf); Atlantic Vétérinaires, Ancenis, France (D. Peroz); CEVA Santé Animale SA, Libourne, France (P. Leneveu); Coop de France, Paris (E. Garin); Plateforme Epidémiosurveillance Santé Animale, Lyon, France (E. Garin)

Main Article

Figure

Maximum-likelihood phylogenetic tree of hemagglutinin segments from influenza A(H1N1)pdm09 isolates from swine (blue dots) and humans, France, 2009–2018. Shaded box indicates swine-specific genogroup previously described by Chastagner et al. (6).

Figure. Maximum-likelihood phylogenetic tree of hemagglutinin segments from influenza A(H1N1)pdm09 isolates from swine (blue dots) and humans, France, 2009–2018. Shaded box indicates swine-specific genogroup previously described by Chastagner et al. (6).

Main Article

References
  1. Smith  GJ, Vijaykrishna  D, Bahl  J, Lycett  SJ, Worobey  M, Pybus  OG, et al. Origins and evolutionary genomics of the 2009 swine-origin H1N1 influenza A epidemic. Nature. 2009;459:1122–5. DOIPubMedGoogle Scholar
  2. Adlhoch  C, Broberg  E, Beauté  J, Snacken  R, Bancroft  E, Zucs  P, et al.; European Influenza Surveillance Network (EISN). Influenza season 2013/14 has started in Europe with influenza A(H1)pdm09 virus being the most prevalent subtype. Euro Surveill. 2014;19:20686. DOIPubMedGoogle Scholar
  3. Simon  G, Larsen  LE, Dürrwald  R, Foni  E, Harder  T, Van Reeth  K, et al.; ESNIP3 consortium. European surveillance network for influenza in pigs: surveillance programs, diagnostic tools and Swine influenza virus subtypes identified in 14 European countries from 2010 to 2013. PLoS One. 2014;9:e115815. DOIPubMedGoogle Scholar
  4. Nelson  MI, Vincent  AL. Reverse zoonosis of influenza to swine: new perspectives on the human-animal interface. Trends Microbiol. 2015;23:142–53. DOIPubMedGoogle Scholar
  5. Watson  SJ, Langat  P, Reid  SM, Lam  TT, Cotten  M, Kelly  M, et al.; ESNIP3 Consortium. Molecular epidemiology and evolution of influenza viruses circulating within European swine between 2009 and 2013. J Virol. 2015;89:9920–31. DOIPubMedGoogle Scholar
  6. Chastagner  A, Hervé  S, Bonin  E, Quéguiner  S, Hirchaud  E, Henritzi  D, et al. Spatiotemporal distribution and evolution of the A/H1N1 2009 pandemic influenza virus in pigs in France from 2009 to 2017: identification of a potential swine-specific lineage. J Virol. 2018;92:e00988-18. DOIPubMedGoogle Scholar
  7. Garin  E, Hervé  S, Rose  N, Locatelli  C, Lecarpentier  L, Ngwa-Mbot  D, et al. National Network for Surveillance of Type A Influenza Virus in Swine (RÉSAVIP). Review of operations and surveillance results for 2016 [in French]. Bull Epidemiol Sante Anim Aliment. 2017;80:1–5.
  8. Bonin  E, Quéguiner  S, Woudstra  C, Gorin  S, Barbier  N, Harder  TC, et al. Molecular subtyping of European swine influenza viruses and scaling to high-throughput analysis. Virol J. 2018;15:7. DOIPubMedGoogle Scholar
  9. Watson  SJ, Welkers  MR, Depledge  DP, Coulter  E, Breuer  JM, de Jong  MD, et al. Viral population analysis and minority-variant detection using short read next-generation sequencing. Philos Trans R Soc Lond B Biol Sci. 2013;368:20120205. DOIPubMedGoogle Scholar
  10. Centers for Disease Control and Prevention. Flu can spread between pigs and people. 2018 Jul 5 [cited 2019 Jan 14]. https://www.cdc.gov/flu/pdf/swineflu/transmission-between-pigs-people.pdf
  11. Fragaszy  E, Ishola  DA, Brown  IH, Enstone  J, Nguyen-Van-Tam  JS, Simons  R, et al.; Flu Watch Group; Combating Swine Influenza (COSI) Consortium. Increased risk of A(H1N1)pdm09 influenza infection in UK pig industry workers compared to a general population cohort. Influenza Other Respir Viruses. 2016;10:291–300. DOIPubMedGoogle Scholar
  12. Bowman  AS, Workman  JD, Nolting  JM, Nelson  SW, Slemons  RD. Exploration of risk factors contributing to the presence of influenza A virus in swine at agricultural fairs. Emerg Microbes Infect. 2014;3:e5. DOIPubMedGoogle Scholar
  13. Myers  KP, Olsen  CW, Gray  GC. Cases of swine influenza in humans: a review of the literature. Clin Infect Dis. 2007;44:1084–8. DOIPubMedGoogle Scholar
  14. Kuntz-Simon  G, Madec  F. Genetic and antigenic evolution of swine influenza viruses in Europe and evaluation of their zoonotic potential. Zoonoses Public Health. 2009;56:310–25. DOIPubMedGoogle Scholar
  15. Short  KR, Richard  M, Verhagen  JH, van Riel  D, Schrauwen  EJA, van den Brand  JMA, et al. One health, multiple challenges: The inter-species transmission of influenza A virus. One Health. 2015;1:1–13. DOIPubMedGoogle Scholar

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1These first authors contributed equally to this article.

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Page updated: September 17, 2019
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