Seroepidemiology of leptospirosis in horses from Santarém, Pará

Abstract Leptospirosis is an endemic zoonotic disease that distributed worldwide, which has the potential to have health and economic impacts. Leptospira spp. spiral-shaped capable of infecting mammals, including horses, may result in asymptomatic or clinical forms. Therefore, current study aimed analyze frequency anti-Leptospira antibodies serum samples from horses Santarém, Pará, Brazil. For purpose, 88 blood without a history leptospirosis vaccination were serologically evaluated through microscopic agglutination technique (MAT) with 13 serovars, belonging ten different serogroups. There 58 seropositive (65.90%), included 28 for Pyrogenes (48.3%), 24 Autumnalis (41.4%), 18 Icterohaemorrhagiae (31.0%), 16 Grippotyphosa (27.6%). Even suspicion vaccination, showed seropositivity. Considering well-known impact human animal health, our results are important establish preventive measures reduce loss equine production as well reduction public risk.