Results 101 to 110 of about 2,491 (230)

The risk of vector transmission of Trypanosoma cruzi remains high in the State of Paraná. [PDF]

open access: yes
BACKGROUND: Monitoring and analysing the infection rates of the vector of Trypanosoma cruzi, that causes Chagas disease, helps assess the risk of transmission.
Alvarenga LM   +8 more
core   +2 more sources

Effects of Jack Bean urease on Insect Blood [PDF]

open access: yes, 2012
Research Distinction in BiologyJackbean (Canavalia ensiformis) ureases are entomotoxic to hemipteran insects, an effect partially due to the release of internal peptides by insect's cathepsin- like digestive enzymes.
Dyer, Samantha
core  

Aspectos ecológicos da tripanossomíase americana: XIV - Persistência e potencial de domiciliação de populações triatomínicas silvestres em região de intensa atividade agropecuária Ecological aspects of South American tripanosomiasis: XIV - Persistence and domiciliation potential of sylvatic triatominae populations in an intensive agricultural and cattle breeding region

open access: yesRevista de Saúde Pública, 1979
São apresentados os resultados de observações sobre populações triatomínicas extradomiciliares em região de intensa atividade agropecuária. Os restos de vegetação primitiva, embora reduzidos a menos de 8,0%, mostraram-se suficientes para manter essas ...
Oswaldo Paulo Forattini   +3 more
doaj   +1 more source

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
Christian Barnabé   +7 more
core   +1 more source

[Panstrongylus megistus in artificial ecotopes on islands of the Paraná River].

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2002
In response to complaints of triatomines on islands of the Alto Paraná River, an investigation to determine the presence of triatomines was conducted in 145 artificial ecotopes and 4 (2.8%) were infested, comprising a residence, a sports and leisure club, a former school and a woodpile. Of the 35 P.
A L, Guilherme   +4 more
openaire   +1 more source

Aspectos ecológicos da tripanossomose americana: I - observações sôbre o Panstrongylus megistus e suas relações com focos naturais da infecção, em área urbana da cidade de São Paulo, Brasil Ecological aspects of the American trypanosomiasis: I. The relations of Panstrongylus megistus and natural foci of the infection, at the urban area of São Paulo, Brazil

open access: yesRevista de Saúde Pública, 1970
São relatadas as investigações que levaram a efeito o encontro de foco natural da Tripanossomose Americana, na área ocupada pelo bairro denominado Chácara Flora, na cidade de São Paulo. Esse foco conta com o concurso do triatomíneo Panstrongylus megistus,
Oswaldo Paulo Forattini   +3 more
doaj   +1 more source

[Effects of food deprivation levels on the oogenesis of Panstrongylus megistus].

open access: yesRevista de saude publica, 2002
The effects of various levels of food deprivation on the oogenesis of P. megistus was studied. Immediately after the imaginal ecdysis, six groups (GI to GVI) of 15 couples each were formed. Each group was fed as follows: GI -- on days 5 and 25; G-II -- on days 5 and 35; GIII -- on days 5 and 45; GIV -- on day 20; GV -- on day 30; GVI -- on day 40 after
M V, Braga, M M, Lima
openaire   +1 more source

Estudos anatômicos e histológicos sôbre a subfamília Triatominae (Heteroptera, Reduviidae): Parte XXI. Estudo comparado do sistema traqueal em Triatoma, Panstrongylus e Rhodnius

open access: yesMemorias do Instituto Oswaldo Cruz, 1965
É feito um estudo comparado do sistema traqueal nos Triatomíneos. Notou-se que os ramos traqueais secundários apresentam diversidades quanto quanto ao número e à disposição topográfica das traquéias, inclusive quando se tratando de um mesmo exemplar ...
Dyrce Lacombe
doaj   +1 more source

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