Table 3 Serological response against chB19 in directly inoculated pigs by virus neutralization (VN) and hemagglutination inhibition (HI) assay
From: Infectivity and transmissibility of an avian H3N1 influenza virus in pigs
Assay | Number of seropositive pigs / total number of pigs (titer range) | |||
|---|---|---|---|---|
0 dpi | 16 dpi | 23 dpi | 30 dpi | |
VN | 0/6 ( <4) | 4/6 (12–24) | 5/6 (8–24) | 5/6 (12–16) |
HI | 0/6 ( <10) | 4/6 (10) | 4/6 (10) | 1/6 (10) |