Results 51 to 60 of about 1,724 (190)

Biomphalaria kuhniana (Clessin, 1883), planorbid mollusc from South America Biomphalaria kuhniana (Clessin, 1883), molusco planorbídeo da América do Sul

open access: yesMemorias do Instituto Oswaldo Cruz, 1988
The validity of Biomphalaria kuhniana (Clessin, 1883) is confirmed through morphological study of specimens from Surinam (type locality) and the area of Tucurui (Tocantins river, state of Pará, Brazil) in comparison with B.
W. Lobato Paraense
doaj   +1 more source

Susceptibility of Argentinean Biomphalaria tenagophila and Biomphalaria straminea to infection by Schistosoma mansoni and the possibility of geographic expansion of mansoni schistosomiasis [PDF]

open access: yes, 2015
IntroductionHuman migration and the presence of natural vectors (mollusks) of Schistosoma mansoni are the primary causes of the expansion of mansoni schistosomiasis into southern areas of South America. Water conditions are favorable for the expansion of
Bastos, Leticia Duart   +6 more
core   +1 more source

Use of Indicator Kriging to Investigate Schistosomiasis in Minas Gerais State, Brazil

open access: yesJournal of Tropical Medicine, Volume 2012, Issue 1, 2012., 2012
Geographic Information Systems (GISs) are composed of useful tools to map and to model the spatial distribution of events that have geographic importance as schistosomiasis. This paper is a review of the use the indicator kriging, implemented on the Georeferenced Information Processing System (SPRING) to make inferences about the prevalence of ...
Ricardo J. P. S. Guimarães   +8 more
wiley   +1 more source

Esquistossomose: nova ocorrência de Biomphalaria straminea em Belo Horizonte, Minas Gerais [PDF]

open access: yesCadernos de Saúde Pública, 1996
Em Belo Horizonte, Minas Gerais, Brasil, a Biomphalaria straminea é encontrada na região da Pampulha. Recentemente, o molusco foi encontrado em valas da antiga Barragem de Santa Lúcia, foco extinto de esquistossomose transmitida por B. glabrata. Os moluscos foram coletados e examinados para verificar se estavam naturalmente infectados com Schistosoma ...
Souza Cecília Pereira de   +4 more
openaire   +7 more sources

Estudo da potencialidade de populações de Biomphalaria straminea do Estado de Minas Gerais, como hospedeiras do Schistosoma mansoni Potentiality of the Biomphalaria straminea populations of the State of Minas Gerais, as hosts of Schistosoma mansoni

open access: yesMemorias do Instituto Oswaldo Cruz, 1983
Caramujos de Biomphalaria straminea, descendentes de exemplares coletados em nove municípios do Estado de Minas Gerais, foram infectados experimentalmente com três cepas de Schistosoma mansoni: "LE", procedente de Belo Horizonte (MG); "SJ", procedente de
Cecília Pereira de Souza   +2 more
doaj   +1 more source

Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction [PDF]

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 2000
In order to determine Schistosoma mansoni infection rates in Biomphalaria tenagophila and B. straminea, low stringency polymerase chain reaction (LS-PCR) technique was used as a complementary method to light exposure technique. LS-PCR has already been standardized in our laboratory to detect the trematode DNA in B. glabrata. Higher S. mansoni infection
JANNOTTI-PASSOS, Liana Konovaloff   +1 more
openaire   +4 more sources

The Current Distribution Pattern Of Biomphalaria Tenagophila And Biomphalaria Straminea In The Northern And Southern Regions Of The Coastal Fluvial Plain In The State Of Sao Paulo [PDF]

open access: yes, 2016
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)We analyze the current distribution of snails from genus Biomphalaria in the north and south of the coastal fluvial plain in ...
Eliana Maria   +6 more
core   +1 more source

Experimental Evaluation of the Pathogenicity of Different Strains of Schistosoma mansoni

open access: yesInterdisciplinary Perspectives on Infectious Diseases, Volume 2012, Issue 1, 2012., 2012
The pathogenesis of three different Schistosoma mansoni strains from the Brazilian states of Minas Gerais (BH strain) and São Paulo (SJ and SD strains) was evaluated in experimentally infected mice. Observations of the most severe clinical cases among local patients treated (SD strain) in the city of Campinas (São Paulo, Brazil) formed the basis of ...
Antônio Aurélio Euzébio Jr.   +5 more
wiley   +1 more source

Aspectos histológicos do complexo peniano e vagina de táxons do Complexo Biomphalaria tenagophila (Mollusca: Planorbidae) [PDF]

open access: yes, 2022
Histological studies were carried out with 49 specimens; 18 Biomphalaria tenagophila guaibensis, 19 B. t. tenagophila and 12 B. occidentalis, collected in 10 municipalities in the states of São Paulo and Rio Grande do Sul, Brazil.
da Silva Tavares, Tatiane Eni   +1 more
core   +2 more sources

Habitat Structure Shapes Mollusc Assemblages in an Urban Semiarid River: Implications for Conservation and Public Health

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 1, January 2026.
ABSTRACT Fine‐scale environmental drivers shape freshwater mollusc assemblages in urban semiarid rivers. We examined how substrate composition and water chemistry influence mollusc richness and abundance along a polluted stretch of a river in the Brazilian semiarid region. Surveys at five sites recorded 2479 individuals.
Lucas Ariel Sousa Aguiar   +4 more
wiley   +1 more source

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