Volume 16, Number 5—May 2010
Dispatch
Transmission of Hemagglutinin D222G Mutant Strain of Pandemic (H1N1) 2009 Virus
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 |
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).