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Title: Molecular detection of prepatent Schistosoma mansoni infection in Biomphalaria glabrata snail vectors
Authors: CASOTTI, Marcia OliveiraGRYSCHEK, Ronaldo Cesar BorgesPAULA, Fabiana Martins deGOMES-GOUVEA, MichelePINHO, Joao Renato RebelloTUAN, RoseliDIAS-NETO, EmmanuelLUNA, Expedito Jose de AlbuquerqueESPIRITO-SANTO, Maria Cristina Carvalho do
Abstract: Approximately 240 million people worldwide are infected by Schistosoma. In Brazil, one of the main intermediate hosts of this parasite is Biomphalaria glabrata snails. The early detection of larval stages in intermediate hosts is an important challenge to public health. but it also represents an opportunity as a new alternative to indicate earlier natural infections before cercariae differentiation and emergence. In this context, we demonstrated that PCR amplification of a 28S gene fragment from the parasite does demonstrate S. mansoni infection in snails 14 days post infection. This conventional polymerase chain reaction amplified clear bands and was able to detect parasitic infection in the intermediate host B. glabrata under experimental conditions. However, we reinforce that this approach requires deeper investigations and further comparisons to confirm its specificity and sensitivity in earlier time points after miracidia infection. This approach has relevant potential as an effective molecular-based strategy for the monitoring of schistosomiasis transmission.
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Artigos e Materiais de Revistas Científicas - FM/MIP
Departamento de Moléstias Infecciosas e Parasitárias - FM/MIP

Artigos e Materiais de Revistas Científicas - FM/MPR
Departamento de Medicina Preventiva - FM/MPR

Artigos e Materiais de Revistas Científicas - HC/ICHC
Instituto Central - HC/ICHC

Artigos e Materiais de Revistas Científicas - LIM/03
LIM/03 - Laboratório de Medicina Laboratorial

Artigos e Materiais de Revistas Científicas - LIM/06
LIM/06 - Laboratório de Imunopatologia da Esquistossomose e outras Parasitoses

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LIM/07 - Laboratório de Gastroenterologia Clínica e Experimental

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LIM/27 - Laboratório de Neurociências

Artigos e Materiais de Revistas Científicas - LIM/52
LIM/52 - Laboratório de Virologia

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