Volume 8, Number 8—August 2002
Serologic Evidence of H1 Swine Influenza Virus Infection in Swine Farm Residents and Employees
|Reference influenza A viruses
|Control serum||A/Johannesburg/82/96 (A/JOH) (human H1N1 virus)||A/Nanchang/933/95 (A/NAN) (human H3N2 virus)||A/Nebraska/01/92 (A/NEB) (zoonotic swine H1N1 virus)||A/Swine/Indiana/1726/88 (Sw/IND) (swine H1N1 virus)|
|Sheep anti-human H1N1a||640||10||5||5|
|Sheep anti-human H3N2b||5||320||5||5|
|Ferret anti-swine H1N1c||5||10||320||640|
|Normal sheep serum||10||10||5||5|
aProduced by immunization of sheep with A/Taiwan/1/86 and A/Texas/36/91 (H1N1).
bProduced by immunization of sheep with A/Shangdong/9/93, A/Johannesburg/33/94, and A/Nanchang/933/95 (H3N2).
cProduced by immunization of ferrets against A/Swine/Wisconsin/01/88 (H1N1).