Antibody prevalence of West Nile virus in birds, Illinois, 2002.
Antibodies to West Nile virus were detected in 94 of 1,784 Illinois birds during 2002. Captive and urban birds had higher seropositivity than did birds from natural areas, and northern and central Illinois birds' seropositivity was greater than that from birds from the southern sites. Adult and hatch-year exposure rates did not differ significantly.
Ringia
Adam M
AM
Illinois Natural History Survey, Champaign, Illinois 61820, USA.
Blitvich
Bradley J
BJ
Koo
Hyun-Young
HY
Van de Wyngaerde
Marshall
M
Brawn
Jeff D
JD
Novak
Robert J
RJ
D000367:Age Factors; D000818:Animals; D000914:Antibodies, Viral / Q000097:blood; D001715:Bird Diseases / Q000453:epidemiology / Q000821:virology*; D001717:Birds; D004777:Environment; D004797:Enzyme-Linked Immunosorbent Assay / Q000662:veterinary; D005260:Female; D007087:Illinois / Q000453:epidemiology; D016015:Logistic Models; D008297:Male; D012621:Seasons; D016036:Seroepidemiologic Studies; D014901:West Nile Fever / Q000453:epidemiology / Q000662:veterinary* / Q000821:virology; D014902:West Nile virus / Q000302:isolation & purification*
D000914:Antibodies, Viral