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Volume 20, Number 10—October 2014

Human Infection with Highly Pathogenic A(H7N7) Avian Influenza Virus, Italy, 2013

Simona PuzelliComments to Author , Giada Rossini, Marzia Facchini, Gabriele Vaccari, Livia Di Trani, Angela Di Martino, Paolo Gaibani, Caterina Vocale, Giovanni Cattoli, Michael Bennett, John W. McCauley, Giovanni Rezza, Maria Luisa Moro, Roberto Rangoni, Alba Carola Finarelli, Maria Paola Landini, Maria Rita Castrucci, Isabella Donatelli, and the Influenza Task Force
Author affiliations: Istituto Superiore di Sanità, Rome, Italy (S. Puzelli, M. Facchini, G. Vaccari, L. Di Trani, A. Di Martino, G. Rezza, M.R. Castrucci, I. Donatelli); St. Orsola University Hospital, Bologna, Italy (G. Rossini, P. Gaibani, C. Vocale, M.P. Landini); Istituto Zooprofilattico delle Venezie, Padua, Italy (G. Cattoli); Medical Research Council National Institute for Medical Research, London, UK (M. Bennett, J.W. McCauley); Emilia-Romagna Region, Bologna (M.L. Moro, R. Rangoni, A.C. Finarelli)

Main Article

Table 2

Antigenic analyses of influenza A/H7 viruses*

Viruses Antiserum
(ferret) A/TK/It/
(ferret)† A/TK/It/
(ferret) A/GS/CZ/ 1848/09 (chicken)‡ A/TK/Eng/ 647/77 (chicken)‡ A/AS/Eng/
A/Anhui/1/2013 (H7N9) 320 80 80 80 40 80
A/turkey/Italy/3889/1999 (H7N1) 80 80 80 40 <40 <40
A/turkey/Italy/214845/2002 (H7N3) 40 80 80 <40 <40 40
A/goose/Czech Republic /1848/2009 (H7N9)§ 40 40 40 320 40 40
A/turkey/England/647/1977 (H7N7) 40 <40 40 40 160 40
A/African starling/England/983/1979 (H7N1)§
A/Italy/3/2013 (H7N7) 40 40 <40 160 40 80

*Data are hemagglutination inhibition titers. Homologous titers of reference viruses to serum samples are indicated in boldface. AS, African starling; GS, goose; TK, turkey.
†Antiserum from National Institute for Biologic Standards and Control, UK.
‡Antiserum from Animal Health and Veterinary Laboratories Agency, UK.
§Inactivated virus.

Main Article

1Influenza Task Force members: Laura Calzoletti, Concetta Fabiani, Monica Meola, Annapina Palmieri, Arianna Boni, Guendalina Zaccaria (Istituto Superiore di Sanità, Rome); Marisa Cova, Valerio Parmeggiani, Claudio Po, Roberto Cagarelli, Gabriele Squintani, Emanuela Bedeschi (Emilia-Romagna Region, Bologna); and Maria Grazia Pompa (Ministry of Health, Rome).

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Page updated: September 22, 2014
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