| natural exposure of wisconsin dogs to the lyme disease spirochete (borrelia burgdorferi). | lyme disease, a tick-borne disease caused by borrelia burgdorferi, has been described recently in dogs. in a serologic survey of specimens obtained from march to september 1984, 53% of 380 dogs from two usda licensed vendors in wisconsin were positive for indirect immunofluorescent antibodies to b. burgdorferi at a serum dilution of 1:64 or greater. b. burgdorferi was cultured from the blood of 8/111 dogs. these findings suggest that exposure to this spirochete is common in endemic areas and tha ... | 1986 | 3523038 |