Table 1.
Prevalence of infection with T. cruzi determined by xenodiagnosis and kDNA-PCR in sylvatic mammals captured in Pampa del Indio (Chaco), August 2008.
| Host | No. captured and examined |
No. (%) positive by | |||
|---|---|---|---|---|---|
| Scientific name | Common name | Xenodiagnosis | kDNA-PCR | Total | |
| Didelphis albiventris | White-eared opossum | 11 | 3 (27.3) | 4 (36.4) | 4 (36.4) |
| Dasypus novemcinctus | Nine-banded armadillo | 9 | 6 (66.7) | 5 (55.6) | 6 (66.7) |
| Chaetophractus villosus | Big hairy armadillo | 1 | 0 | 0 | 0 |
| Chaetophractus vellerosus | Screaming hairy armadillo | 2 | 0 | 0 | 0 |
| Tolypeutes matacus | Three-banded armadillo | 2 | 0 | 0 | 0 |
| Oncifelis geoffroyi | Geoffroy's cat | 2 | 0 | 0 | 0 |
| Procyon cancrivorus | Crab-eating raccoon | 2 | 0 | 0 | 0 |
| Sylvilagus brasiliensis | Brazilian rabbit | 1 | 0 | 0 | 0 |
| Galea musteloides | Common yellow-toothed cavy | 1 | 0 | 0 | 0 |
| Oligoryzomys cf. chacoensis | Chacoan colilargo | 6 | 0 | 0 | 0 |
| Oligoryzomys cf. flavescens | Flavescent colilargo | 4 | 0 | 0 | 0 |
| Calomys ”callosus“ | Large vesper mouse | 1 | 0 | 0 | 0 |
| Akodon toba | Chaco grass mouse | 1 | 0 | 0 | 0 |
| Graomys centralis | Central leaf-eared mouse | 1 | 0 | 0 | 0 |
| Total | 44 | 9 (20.5) | 9 (20.5) | 10 (22.7) | |
*
One xenodiagnosis-positive D. novemcinctus and one Oligoryzomys cf. flavescens were not examined by kDNA-PCR due to insufficient blood samples.