Table 5.
Summary of prevalence of T. gondii in WTD from previous reports in the USAa
| State | No. tested | No. of seropositive (MAT, ⩾1:25) |
% pos. samples | No. of T. gondii isolates | ToxoDB PCR-RFLP genotypes | Reference |
|---|---|---|---|---|---|---|
| Alabama | 16 | 7 | 44.0 | ND | ND | Lindsay et al. (1991) |
| Alabama | 50 | 17 | 34.0 | 4 | ND | Lindsay et al. (1997) |
| Illinois | 443 | 247 | 55.9 | ND | ND | Hollis-Etter et al. (2019) |
| Iowa | 62 | 20 | 32.2 | ND | ND | Dubey et al. (2009) |
| Iowa | Foetuses from 61 deer | 43 | 70.5 | 6 | #1 (type II) – 4 isolates #4–2 isolates |
Dubey et al. (2008) |
| Minnesota | Foetuses from 27 deer | 15 | 55.5 | 9 | #4–5 isolates #2 (type III) – 2 isolates #54–1 isolate #74–1 isolate |
Dubey et al. (2008) |
| Minnesota | 1367 | 410 | 30.0 | ND | ND | Vanek et al. (1996) |
| Minnesota | 170 | 91 | 53.5 | ND | ND | Dubey et al. (2009) |
| Minnesota | 487 | 110 | 22.5 | 1 | #146 | Dubey et al. (2014a) |
| Mississippi | 73 | 21 | 46.0 | 19 | #2 – 1 isolate #5 – 18 isolates |
Dubey et al. (2004, 2014a) |
| New Jersey | 264 | 76 | 28.7 | 9 | #2 – 2 isolates #3 – 1 isolate #4 – 1 isolate #216 – 1 isolate #220 – 1 isolate #221 – 3 isolates |
Dubey et al. (2013a) |
| Ohio | 749 | 557 | 74.4 | 4 | #1 – 2 isolates #2 – 1 isolate #3 – 1 isolate |
Dubey et al. (2014a) |
| Ohio | 444 | 261 | 58.8 | ND | ND | Ballash et al. (2015) |
| Pennsylvania | 79 | 49 | 62.0 | 7 | #3 – 2 isolates #4 – 3 isolates #216 – 2 isolates |
Dubey et al. (2014b) |
| Pennsylvania | 593 | 357 | 60.0 | ND | ND | Humphreys et al. (1995) |
| Southeast | 241 | 99 | 41.0 | 13 | #5 – 10 isolates #154 – 1 isolate #167 – 1 isolate #216 – 1 isolate |
Gerhold et al. (2017) |
| Nationwide | 914 | 329 | 35.9 | 36 | 7 ToxoDB genotypes | Current study |
a
In addition to these reports, Yu et al. (2013) reported ToxoDB PCR-RFLP genotype #5 for the isolate TgWtdAL from the heart and tongue of a WTD from Alabama.