Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 16, Number 5—May 2010

Dispatch

Transmission of Hemagglutinin D222G Mutant Strain of Pandemic (H1N1) 2009 Virus

Simona PuzelliComments to Author , Marzia Facchini, Domenico Spagnolo, Maria A. De Marco, Laura Calzoletti, Alessandro Zanetti, Roberto Fumagalli, Maria L. Tanzi, Antonio Cassone, Istituto Superiore di Sanità, Isabella Donatelli, and the Surveillance Group for Pandemic A (H1N1) 2009 Influenza Virus in Italy1
Author affiliations: National Institute of Health, Rome, Italy (S. Puzelli, M. Facchini, D. Spagnolo, M.A. De Marco, L. Calzoletti, A. Cassone, G. Rezza, I. Donatelli); Università degli Studi di Milano, Milan, Italy (A. Zanetti); Università degli Studi di Milano-Bicocca, Milan (R. Fumagalli); Università degli Studi di Parma, Parma, Italy (M.L. Tanzi)

Main Article

Table

Hemagglutination-inhibition test results of pandemic (H1N1) 2009 viruses, Italy

Viruses Postinfection ferret serum titer against
A/Brisbane/59/2007 seasonal H1N1 A/California/7/2009 pandemic H1N1
A/Brisbane/59/2007 (H1N1) 1,280 <10
A/California/7/2009 (H1N1v) <10 1,280
Father’s virus isolate (D222G + G155E) <10 640
A/Rome/ISS11/2009 <10 320

Main Article

Members of the Surveillance Group for Pandemic A(H1N1) 2009 Influenza Virus in Italy: Istituto Superiore di Sanitá (ISS) (National Institute of Health): Livia Di Trani, Annapina Palmieri, and Concetta Fabiani; Regional Laboratories (director name in parentheses): Istituto di ricovero e cura a carattere scientifico, Rome (Maria R. Capobianchi); Catholic University, Rome (Giovanni Fadda); Padua (Giorgio Palù); Florence (Alberta Azzi); Palermo (Fabio Tramuto); Triest (Pierlanfranco D’Agaro); Cosenza (Cristina Giraldi); Naples (Ciro Esposito); Ancona (Patrizia Bagnarelli); Turin (Valeria Ghisetti); and Genoa (Filippo Ansaldi).

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO