Skip to main content

Table 3 Retested samples positive by Parasitology and negatives by PCR

From: Evaluation of a polymerase chain reaction assay for the diagnosis of bovine trypanosomiasis and epidemiological surveillance in Bolivia

No

Province

Smears*

MHCT

TWJ

TWJ1/10+

TVW

TBR

11

Guarayos

Positive

Negative

Negative

Negative

Negative

Negative

198

Guarayos

Positive

Positive

Negative

Negative

Positive

Negative

200

Guarayos

Positive

Positive

Negative

Positive

Positive

Positive$

222

Guarayos

Negative

Positive

Negative

Negative

Positive

Negative

224

Guarayos

Negative

Positive

Negative

Negative

Negative

Negative

252

Guarayos

Positive

Negative

Negative

Positive

Positive

Negative

263

Sara

Positive

Positive

Negative

Negative

Positive

Negative

267

Sara

Positive

Positive

Negative

Negative

Negative

Negative

344

Sara

Positive

Positive

Negative

Negative

Negative

Negative

348

Sara

Positive

Negative

Negative

Negative

Negative

Negative

442

Sara

Positive

Positive

Negative

Negative

Negative

Negative

446

Sara

Positive

Negative

Negative

Negative

Negative

Negative

  1. *All the thin smears positives were confirmed as T. vivax. No T. evansi positive was reported by Parasitology. + TWJ1/2 used with DNA template diluted 1/10. $ TePCR positive sample detected when the test was applied to all the blood spots and later when modifications in the DNA template concentrations were applied.