Results 1 to 10 of about 486 (156)

Phylogenetic analysis of Biomphalaria tenagophila (Orbigny, 1835) (Mollusca: Gastropoda) [PDF]

open access: yesMemorias Do Instituto Oswaldo Cruz, 2010
Mitochondrial DNA of Biomphalaria tenagophila, a mollusc intermediate host of Schistosoma mansoni in Brazil, was sequenced and characterised. The genome size found for B.
Jeronimo C Ruiz   +2 more
exaly   +6 more sources

Differentiation of the sibling species Biomphalaria occidentalis and Biomphalaria tenagophila by the electrophoretic patterns of their hemoglobin [PDF]

open access: yesMemorias Do Instituto Oswaldo Cruz, 1986
A simple and rapid method for differentialing the sibling species Biomphalaria tenagophila and Biomphalaria occidentalis by agarose gel electrophoresis (AGE) is described.
W Lobato Paraense, Paraense W Lobato
exaly   +6 more sources

Establishment of Biomphalaria tenagophila snails in Europe. [PDF]

open access: yesEmerg Infect Dis, 2008
To the Editor: Schistosomiasis, known since ancient times, is caused by blood flukes (Trematoda: Schistosomidae). It is a major communicable disease with public health and socioeconomic effects in the developing world (1). Among parasitic diseases, schistosomiasis ranks second only to malaria with regard to the number of persons infected and at risk ...
Majoros G   +3 more
europepmc   +4 more sources

Estivação de Biomphalaria tenagophila (Pulmonata, Planorbidae) [PDF]

open access: yesRevista De Saude Publica, 1989
É relatado o encontro de Biomphalaria tenagophila estivada, em dois municípios do Estado de São Paulo (Brasil): Ubatuba e Conchas. Essa característica etológica foi percebida em 15 exemplares coletados em Ubatuba e 6 em Conchas. Os caramujos estavam enterrados em fendas do solo ressecado,e, em laboratório, voltaram a exibir vitalidade depois de ...
Horacio Manuel Santana Teles
exaly   +6 more sources

Interaction of Biomphalaria cells in primary cultures with Schistosoma mansoni sporocysts [PDF]

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2020
INTRODUCTION: Biomphalaria snails may display varying levels of susceptibility to Schistosoma mansoni infection. We have been developing an in vitro model to study the interaction between the snail and the parasite, using tissue-derived cell cultures ...
Aristeu Silva-Neto   +4 more
doaj   +2 more sources

Morphological characterization of the hemocytes of the pulmonate snail Biomphalaria tenagophila [PDF]

open access: yesMemorias Do Instituto Oswaldo Cruz, 1993
The blood cells of the pulmonate snail Biomphalaria tenagophila, an important transmitter of the trematode Schistosoma mansoni in Brazil, were examined by light and transmission electron microscopy (TEM). Two hemocyte types were identified: hyalinocytes and granulocytes. Hyalinocytes are small young (immature), poorly spreading cells, which have a high
Margherita Anna Barracco
exaly   +5 more sources

Breeding of Biomphalaria tenagophila in mass scale [PDF]

open access: yesRevista Do Instituto De Medicina Tropical De Sao Paulo, 2013
An efficient method for breeding Biomphalaria tenagophila (Taim lineage/RS) was developed over a 5-year-period (2005-2010). Special facilities were provided which consisted of four cement tanks (9.4 x 0.6 x 0.22 m), with their bottom covered with a layer of sterilized red earth and calcium carbonate.
Paulo Marcos Zech Coelho   +1 more
exaly   +6 more sources

The effect of early infection with Echinostoma paraensei on the interaction of Schistosoma mansoni with Biomphalaria glabrata and Biomphalaria tenagophila [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2010
Infection caused by the trematode Echinostoma paraensei has been shown to interfere in the natural resistance to infection by Schistosoma mansoni. Biomphalaria glabrata is susceptible to infection, while Taim isolate Biomphalaria tenagophila is resistant
Juberlan Silva Garcia   +5 more
doaj   +4 more sources

Characterization of South American Snails of the Genus Biomphalaria (Basommatophora: Planorbidae) and Schistosoma mansoni (Platyhelminthes: Trematoda) in Molluscs by PCR-RFLP. [PDF]

open access: yesBiomed Res Int, 2016
The identification of snails of the genus Biomphalaria can be done using morphological characteristics which depends on the size of the snails and skill and knowledge of researcher. These methods sometimes are not adequate for identification of species.
Caldeira RL   +5 more
europepmc   +2 more sources

Specific Identification of Biomphalaria tenagophila and Biomphalaria occidentalis Populations by the Low Stringency Polymerase Chain Reaction [PDF]

open access: yesMemorias Do Instituto Oswaldo Cruz, 1997
Although Biomphalaria occidentalis and B. tenagophila are indistinguishable on the basis of shell morphology and the majority of their genital organs, only the latter is susceptible to infection with Schistosoma mansoni. Thus, the identification of these species is fundamental to epidemiological studies of schistosomiasis. Here we describe a simple and
T H Vidigal   +2 more
exaly   +3 more sources

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