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Cacipacore virus as an emergent mosquito-borne Flavivirus

Abstract

INTRODUCTION:

Cacipacore virus (CPCV), a possible bird-associated flavivirus, has yet to be detected in mosquitoes. Our purpose is examining CPCV in mosquitoes from the Amazon region of Brazil.

METHODS:

Approximately 3,253 Culicidae (grouped into 264 pools) were collected from the Amazon region during 2002-2006 and analyzed using a Flavivirus genus-specific reverse transcription- polymerase chain reaction followed by nested polymerase chain reaction assay and by nucleotide sequencing of amplicons.

RESULTS:

Nucleotide sequences from five mosquito samples showed high similarity to the those of CPCV originally isolated in the Amazon region.

CONCLUSIONS:

This is the first report of CPCV-infected mosquitoes which has implications on the arbovirus maintenance in nature and transmission to man.

Keywords:
Cacipacore vírus; Mosquitoes; Emerging Flavivirus

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