Volume 27, Issue 6
  • ISSN: 0002-9637
  • E-ISSN: 1476-1645



The prevalence of parasitemia as determined by xenodiagnosis on domestic dogs and cats was correlated with household rates of seroreactivity to and household infestation in a rural area in northeast Brazil where was the only domiciliary triatomine vector. infection was present in about 18% of domestic dogs and cats. Two-thirds of seroreactive children below age 10 resided in houses with -infected animals. In houses with a -infected dog or cat, as well as at least one infected , the household rate of seroreactivity to was five times greater than in houses with non-infected domestic animals and no infected triatomine vectors. Domestic dogs and cats are important reservoirs of in an endemic area where is the only domiciliary triatomine vector.


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