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Early determination of the reproductive number for vector‐borne diseases: the case of dengue in Brazil
Objective  To evaluate a new method of deriving the reproductive number for vector‐borne diseases from the early epidemic curves for vector‐borne diseases with incubations in the vectors and in theExpand
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Associations between dengue and combinations of weather factors in a city in the Brazilian Amazon.
OBJECTIVES Dengue has become the most important endemic disease in Brazil. The Amazonian state of Roraima has one of the highest incidence rates of dengue in the country. The objective of this studyExpand
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On the possibility of autochthonous Chagas disease in Roraima, Amazon region, Brazil, 2000-2001.
Chagas disease has been almost entirely eradicated from the arid zones in Central and Northeastern Brazil where rare or no autochthonous cases have been reported. However, in the last 10 years theExpand
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Affinity and diversity indices for anopheline immature forms.
As for the entire Amazon Region, malaria continues to be a major health public problem in Roraima that presented an Annual Parasitic Index of 85.4 in 2005, the highest in Brazil. Information onExpand
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Distribution summaries of malaria vectors in the northern Brazilian Amazon
ABSTRACT Knowledge of vector distribution is important for the design of effective local malaria control programs. Here we apply ecological niche modeling to analyze and predict the distributions ofExpand
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A Triatoma maculata (Hemiptera, Reduviidae, Triatominae) population from Roraima, Amazon region, Brazil, has some bionomic characteristics of a potential Chagas disease vector.
Even though Chagas disease is rare in the Brazilian Amazon, the conditions for the establishment of domiciliated cycles prevail in many areas where triatomines are of frequent occurrence. In Roraima,Expand
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An ecoregional classification for the state of Roraima, Brazil: the importance of landscape in malaria biology.
Understanding the different background landscapes in which malaria transmission occurs is fundamental to understanding malaria epidemiology and to designing effective local malaria control programs.Expand
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Parity and age composition for Anopheles darlingi Root (Diptera: Culicidae) and Anopheles albitarsis Lynch-Arribálzaga (Diptera: Culicidae) of the northern Amazon Basin, Brazil
ABSTRACT Parity and age composition for Anopheles darlingi and Anopheles albitarsis in the northern Amazon Basin, Brazil, were investigated. Anopheline ovaries and ovarioles were examined in order toExpand
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Exploratory Temporal and Spatial Distribution Analysis of Dengue Notifications in Boa Vista, Roraima,
In Brazil, as in the rest of the world, dengue has become the most important arthropod-borne viral disease of public health significance. Roraima state presented the highest dengue incidenceExpand
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Preliminary assays indicate that Antonia ovata (Loganiaceae) and Derris amazonica (Papilionaceae), ichthyotoxic plants used for fishing in Roraima, Brazil, have an insecticide effect on Lutzomyia
Laboratory-reared Lutzomyia longipalpis (Lutz and Neiva 1912) was tested with extracts of two ichthyotoxic plants, known as timbós, used as fishing poison in the Amazon. Phlebotomines, L.Expand
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