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Table 1 Diagnostic and clinical findings during WNV/USUV 2018 integrated surveillance in central Italy

From: West Nile and Usutu viruses co-circulation in central Italy: outcomes of the 2018 integrated surveillance

Municipality Farm ID Species Case WNV USUV
Clinical IgM IgG VNT RT-PCR blood RT-PCR tissue PCR VNT
Cisterna di LT FARM 1 Horse 1 WND +  +   +   +   + (1:80) –   – –
Cisterna di LT FARM 1 Horse 2 No – –  +  – –   – –
Cisterna di LT FARM 1 Horse 3 No – –  +  – –   – –
Cisterna di LT FARM 1 Culex USUV +        –  +   
Cisterna di LT FARM 1 Culex USUV +        –  +   
Cisterna di LT FARM 1 Culex USUV +        –  +   
Cisterna di LT FARM 2 Horse 4 WND +  –  +   +  – –   – –
Cisterna di LT FARM 3 Horse 5 WND +  –  +   +  – –   – –
Cisterna di LT FARM 4 Horse 6 WND +  –  +   +   + (1:80) –   – –
Cisterna di LT FARM 5 Horse 7 WND +   +   +   +   + (1:5) –   – –
Cisterna di LT FARM 5 Horse 8 No – –  +  – –   –  + (1:10)
Cisterna di LT FARM 10 Culex USUV +        –  +   
Aprilia FARM 6 Horse 9 WND +   +   +   +   + (1:5) –  + a – –
Aprilia FARM 6 Culex USUV +        –  +   
Nettuno FARM 7 Horse 10 WND +  –  +   +   + (1:20) NP   NP –
Velletri FARM 8 Horse 11 WND +  –  ±   +   + (1:40) –   – –
Velletri FARM 9 Horse 12 No –  ±   +   + (1:5) –   – –
     WNV USUV
Clinical IgM IFA IgG   RT-PCR blood RT-PCR tissue PCR IFA
IgM
Cisterna di LT   Human 1 USUV +  – – –    +     +  –
Cisterna di LT   Human 2 USUV +  – – –    +     +  sc
  1. IgG immunoglobulin G, IgM immunoglobulin M, NP not performed, RT-PCR reverse transcriptase-polymerase chain reaction, VNT virus neutralization test, sc seroconversion (< 1:20 to 1:40 after 3 weeks)
  2. aLineage 2
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Parasites & Vectors

ISSN: 1756-3305

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