Seroprevalence of Toxoplasma gondii infection in cattle and sheep in Isfahan, Iran

Document Type: Original Article


1 Isfahan university of medical science-school of medicine-parasitology and mycology dept

2 department of parasitology & mycology, faculty of medicine,Isfahan university of medical science


Background & aim: Toxoplasma gondii is an obligate intracellular parasite and has the potential to infect all warmblooded animals. Sheep and cattle play a main role in the economy and their infection to Toxoplasma gondii besides economic losses, can infected human due to eating raw meat and other products. In this study, we aimed to survey the prevalence of Toxoplasma gondii in livestock in Isfahan.
Methode: 384 samples including 144 sheep and 130 bovine serum samples from Isfahan and 50 sheep and 60 bovine serum samples from Kashan slaughtered were tested to Toxoplasma gondii antibody by indirect immunofluorescence (IFA) method.
Result: In general the antibody was found in 27.31% of sheep and 22.63% of bovine at a dilution of ≥1:200. In detail 26.15% of bovine and 26.17% of sheep serums from Isfahan and 15% of bovine and 22% of sheep serums from Kashan were seropositive.
Conclusion: The study revealed that sheep and cattle can be a significant intermediate host for the spread of the disease in this region and the province's health and livestock authorities be given priority in improving animal welfare and nutrition.