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Volume 32, Number 9—September 2026

Dispatch

Serologic Evidence of Hantavirus Exposure in Humans, Italy, 2004–2018

Giulia Faolotto, Anishia WasbergComments to Author , Rommel Iheozor-Ejiofor, Essi M. Korhonen, Rosalba Minisini, Tarja Sironen, Ruut Joensuu, Jiaxin Ling, Åke Lundkvist, Olli Vapalahti, Eili Huhtamo, and Paolo Ravanini
Author affiliation: Maggiore della Carità University Hospital, Novara, Italy (G. Faolotto, P. Ravanini); Uppsala University, Uppsala, Sweden (A. Wasberg, J. Ling, Å. Lundkvis); University of Helsinki, Helsinki, Finland (R. Iheozor-Ejiofor, E.M. Korhonen, T. Sironen, R. Joensuu, O. Vapalahti, E. Huhtamo); University of Eastern Piedmont, Novara (R. Minisini); University of Helsinki and Helsinki University Hospital, HUSLAB, Helsinki (O. Vapalahti)

Main Article

Table 2

Hantavirus IFA and FRNT results among participants in study of serologic evidence of hantavirus exposure in humans, Italy, 2004–2018*

Sampling year Location (Province) Sample code IFA results, titer
 FRNT assay results, titer
PUUV DOBV PUUV DOBV
2004 Abbiategrasso (Milano) 681 <10 40 160 <40
2005 Novara (Novara) 791 80 80 160 80
2011 Arona (Novara) S09 40 <10 80 40
2012 Galliate (Novara) S65 40 <10 80<160 40
2012 Novara (Novara) S42 80 80 160 40
2012 Castelletto sopra Ticino (Novara) S22 80 40 80 <40
2012 Novara (Novara) S52 320 640 ND 80<160
2012 Robecchetto con Induno (Milano) S18 40 <10 80 40<80
2013 Trecate (Novara) E19 40 10 80 40<80
2015 Piedimulera (Verbania) E27 80 <10 160<320 40
2018 Galliate (Novara) N04 40 <10 160 80

*Average age of participants was 58.9 years; participants were 63.6% male and 36.3% female. DOBV, Dobrava-Belgrade virus; FRNT, focus reduction neutralization test; IFA, immunofluorescence assay; ND, not determined; PUUV, Puumala virus.

Main Article

Page created: July 09, 2026
Page updated: July 09, 2026
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