Fig. 1.
Fig. 2.
Comparison of the age and breed of stallions identified as infected with Taylorella equigenitalis and of the laboratory results of their urogenital swabs
| Year of examination | Age (years) | Breed | Culture (isolation) | Streptomycin susceptibility/resistance | Serological identification (latex agglutination) | Oxidase production | Catalase production | Real-time PCR |
|---|---|---|---|---|---|---|---|---|
| 2019 | 5 | Arabian | + | susceptible | T. equigenitalis | + | + | + |
| 2021 | 19 | Malopolski | + | susceptible | T. equigenitalis | + | + | + |
| 2022 | 20 | Malopolski | + | susceptible | T. equigenitalis | + | + | + |
| 2023 | 4 | Anglo European Sport Horse (AES) | + | resistant | T. equigenitalis | + | + | + |
| 2023 | 4 | Westphalian | + | resistant | T. equigenitalis | + | + | + |
| 2023 | 4 | Sella Italiano | + | resistant | T. equigenitalis | + | + | + |
Comparison of the number of horses tested for Taylorella equigenitalis and showing positive results in particular years
| Year | Number of horses tested | Number/% of tested | Number/% of positive horses | Sex of positive horses | |
|---|---|---|---|---|---|
| mares | stallions | ||||
| 2018 | 64 | 20/31.25 | 44/68.75 | ||
| 2019 | 68 | 9/13.24 | 59/86.76 | 1/1.47 | ♂ |
| 2020 | 52 | 6/11.54 | 46/88.46 | ||
| 2021 | 99 | 19/19.20 | 80/80.80 | 1/1.01 | ♂ |
| 2022 | 80 | 14/17.50 | 66/82.50 | 1/1.25 | ♂ |
| 2023 | 68 | 12/17.65 | 56/82.35 | 3/4.41 | 3 × ♂ |