TABLE 2.
Specificity of ELISAs using crude and recombinant leishmanial antigens for the diagnosis of canine visceral leishmaniasis
| Antigen | No. of positive sera/no. of tested sera from dogs with:
|
% Specificityc | |||
|---|---|---|---|---|---|
| L. braziliensis dermal leishmaniasisa | Leptospira interrogans leptospirosesa | Toxo- plasmosisa | No infection (controls)b | ||
| CSA | 5/9 | 0/2 | 0/3 | 0/25 | 87 |
| K26 | 3/9 | 1/2 | 0/3 | 0/25 | 90 |
| K39 | 5/9 | 1/2 | 0/3 | 0/25 | 85 |
| A2 | 1/9 | 0/2 | 0/3 | 0/25 | 96 |
a
Infections were proven by parasitological or serologic examination.
b
Serum samples were obtained from healthy blood donor pets born in a VL-free area of Brazil.
c
The percent specificity was calculated from an equation as indicated in Materials and Methods.