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Occurrence of bovine coxiellosis in the district of Bardejov, Eastern Slovakia

REHACEK J, KOCIANOVA E, KOVACOVA E, KAPITANCIK B, JURCINA A, NAD O, LICKO P
Veterinarni Medicina 43, 1998, 325-330

In the years 1996 to 1997 the occurrence of coxiellosis was studied in the district of Bardejov. The case of abortion and two cases of retention of secundines in dairy cows in the Agricultural Go-operative (RD) Zborov in April 1996 and agglutination antibodies against Coxiella burnetii in 33% of the herd (328 cows) of which these animals originated, served as a basis for mass inoculation of cattle by the vaccine Bodibion a.u.v. in May 1996. Cases of Q fever in humans were not recorded at all. Neither antibodies against C. burnetii were found in nine tested employees of the central farm Zborov. There were no clinical manifestations of coxiellosis in studied animals, the level of antibodies against C. burnetii in 10 long-time studied animals which had high levels of antibodies in the first sampling was gradually falling and even antibodies disappeared in some animals towards the end of studied period after Is months (October 1997). The presence of coxiella in milk in three of eight tested dairy cows observed before inoculation and five months after it was not confirmed in further examinations. The causative agent was not found in small mammals (369 tested), neither in ectoparasites (82 tested ticks, 663 mites, 57 fleas and 73 lice). The possible source of infection of cattle in the studied rearing is discussed in the contribution


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