Results 11 to 20 of about 486 (156)

Biomphalaria Tenagophila Guaibensis ssp. n. from Southern Brazil and Uruguay (pulmonata: Planorbidae). I. Morphology

open access: yesMemorias Do Instituto Oswaldo Cruz, 1984
A new subspecies of planorbid snail, biomphalaria tenagophila guaibensis, is described. It has been found along the coastal belt of the Brazilian state of rio grande do Sul and the middle part of Uruguay, from Porto Alegre to Mercedes.
W Lobato Paraense, Paraense W Lobato
exaly   +3 more sources

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 Sao 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
Cecilia Pereira De Souza   +1 more
exaly   +5 more sources

Compatibility of Biomphalaria tenagophila with Schistosoma mansoni: a study of homologous plasma transference [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2006
This study aims to investigate the importance of the serum factors present in the plasma of resistant Biomphalaria tenagophila snails, when transferred to susceptible conspecific. Susceptible B.
João R Coelho, Fernando SM Bezerra
doaj   +4 more sources

Estivação de Biomphalaria tenagophila (Pulmonata, Planorbidae) Aestivation in Biomphalaria tenagophila (Pulmonata, Planorbidae)

open access: yesRevista de Saúde Pública, 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.
Horacio Manuel Santana Teles   +1 more
doaj   +2 more sources

Seleção genética de Biomphalaria glabrata e Biomphalaria tenagophila visando a alteração da suscetibilidade e resistência ao Schistosoma mansoni Genetic selection of Biomphalaria glabrata and Biomphalaria tenagophila seeking the alteration of the susceptibility and resistance to the Schistosoma mansoni

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2005
Gerações de Biomphalaria glabrata e Biomphalaria tenagophila selecionadas geneticamente para resistência e suscetibilidade ao Schistosoma mansoni das linhagens BH e SJ foram utilizadas no estudo da adaptação do trematódeo ao hospedeiro intermediário.
Nádia Regina Borim Zuim   +3 more
doaj   +2 more sources

Preference of Biomphalaria tenagophila among macrophytes and their periphytons determined through the degree of attractiveness [PDF]

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1988
In presence of extracts of six flowering plants the Biomphalaria tenagophila was more attracted to four them in the following sequence: Nasturtium pumilum > Polygonum acre > Commelina sp. = Echinochloa crusgalli.
Mairy Barbosa Loureiro dos Santos   +1 more
doaj   +4 more sources

Development of Schistosoma mansoni in Biomphalaria tenagophila, Biomphalaria straminea and Biomphalaria glabrata [PDF]

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1995
A comparative study of the development of Schistosoma mansoni during the intra-molluscan phase was made by means of histological sections of Biomphalaria tenagophila, B. straminea and B. glabrata from Brazil. Two hundred snails of each species were individually exposed to 50 miracidia of the S. mansoni, AL line.
Souza, Cecilia Pereira de   +2 more
openaire   +4 more sources

Prevalence of Schistosoma mansoni and S. haematobium in Snail Intermediate Hosts in Africa: A Systematic Review and Meta‐analysis

open access: yesJournal of Tropical Medicine, Volume 2020, Issue 1, 2020., 2020
Background. Schistosomiasis is caused by Schistosoma mansoni and S. haematobium in Africa. These schistosome parasites use freshwater snail intermediate hosts to complete their lifecycle. Varied prevalence rates of these parasites in the snail intermediate hosts were reported from several African countries, but there were no summarized data for ...
Tamirat Hailegebriel   +3 more
wiley   +1 more source

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