Results 21 to 30 of about 8,852 (198)

Molecular epidemiology of domestic and sylvatic Trypanosoma cruzi infection in rural northwestern Argentina [PDF]

open access: yes, 2008
Genetic diversity of Trypanosoma cruzi populations and parasite transmission dynamics have been well documented throughout the Americas, but few studies have been conducted in the Gran Chaco ecoregion, one of the most highly endemic areas for Chagas ...
Cardinal, Marta Victoria   +8 more
core   +1 more source

Marcação de ovos de Triatoma infestans, com diversos corantes Techinique to mark Triatoma infestans eggs with several dyestuffs

open access: yesRevista de Saúde Pública, 1971
Os autores descrevem uma técnica para marcação de ovos de T. infestans, utilizando-se de corantes.The authors present a technique which employes dyestuffs to mark T. infestans eggs.
Edmundo Juarez   +2 more
doaj   +1 more source

Medida da infestação domiciliar por Triatoma infestans Housing infestation research by Triatoma infestans

open access: yesRevista de Saúde Pública, 1969
Em conjunto de 27 edifícios situados na localidade denominada Bairro da Ilha, no Município de Salto de Pirapora, Estado de São Paulo, procurou-se aplicar o método de Gómez-Núñez para a seleção de casas infestadas pelo Triatoma infestans. Comparando com o processo de inspeção domiciliar mediante a captura manual, porém sem o emprêgo de substâncias ...
Oswaldo Paulo Forattini   +2 more
openaire   +3 more sources

Blood meal sources of wild and domestic Triatoma infestans (Hemiptera : Reduviidae) in Bolivia : connectivity between cycles of transmission of Trypanosoma cruzi [PDF]

open access: yes, 2016
Background: Chagas disease is a major public health problem in Latin America. Its etiologic agent, Trypanosoma cruzi, is mainly transmitted through the contaminated faeces of blood-sucking insects called triatomines. Triatoma infestans is the main vector
Aliaga, C.   +7 more
core   +3 more sources

Learning spatial aversion is sensory-specific in the hematophagous insect Rhodnius prolixus [PDF]

open access: yes, 2018
Even though innate behaviors are essential for assuring quick responses to expected stimuli, experience-dependent behavioral plasticity confers an advantage when unexpected conditions arise.
Barrozo, Romina   +5 more
core   +1 more source

Discrete typing units of Trypanosoma cruzi identified in rural dogs and cats in the humid Argentinean Chaco [PDF]

open access: yes, 2012
The discrete typing units (DTUs) of Trypanosoma cruzi that infect domestic dogs and cats have rarely been studied. With this purpose we conducted a cross-sectional xenodiagnostic survey of dog and cat populations residing in 2 infested rural villages in ...
Cardinal, Marta Victoria   +5 more
core   +1 more source

Dispersal of Triatoma infestans and other Triatominae species in the arid Chaco of Argentina: Flying, walking or passive carriage? The importance of walking females

open access: yesMemorias do Instituto Oswaldo Cruz, 2011
The aim of this paper was to analyse the active dispersal of Triatoma infestans and the role of chickens as passive carriers of this insect in peridomestic areas of La Rioja, Argentina.
Luciana Beatriz Abrahan   +2 more
doaj   +1 more source

DmCatD, a cathepsin D-like peptidase of the hematophagous insect Dipetalogaster maxima (Hemiptera: Reduviidae): Purification, bioinformatic analyses and the significance of its interaction with lipophorin in the internalization by developing oocytes [PDF]

open access: yes, 2018
DmCatD, a cathepsin D-like peptidase of the hematophagous insect Dipetalogaster maxima, is synthesized by the fat body and the ovary and functions as yolk protein precursor. Functionally, DmCatD is involved in vitellin proteolysis.
Arrese, Estela L.   +8 more
core   +1 more source

Novo procedimento de xenodiagnóstico na forma crônica da doença de Chagas New xenodiagnostic procedure in chronic Chagas' disease

open access: yesMemorias do Instituto Oswaldo Cruz, 1976
Xenodiagnósticos feitos com Triatoma infestans durante 24 horas consecutivas, a intervalos de duas horas, demonstraram o Trypanosoma cruzi em 9 de 10 pacientes suspeitos de infecção chagástica crônica.Positive xenodiagnostic was obtained in 9 out of 10 ...
Saulo P. Almeida   +2 more
doaj   +1 more source

Description of a newly discovered Triatoma infestans (Hemiptera: Reduviidae) Foci in Ibipeba, State of Bahia, Brazil

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2014
Introduction Chagas disease transmitted by the Triatoma infestans was eradicated from Brazil in 2006. However, reports of triatomine foci threaten the control of Chagas disease. The goal of this study was to determine T.
Renato Freitas Araújo   +5 more
doaj   +1 more source

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