Results 31 to 40 of about 10,603 (155)

Freshwater snails and Schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: IV - Sul Fluminense Mesoregion

open access: yesMemorias do Instituto Oswaldo Cruz, 2004
In this paper, the forth of a series dealing with the survey of freshwater gastropods of the state of Rio de Janeiro, the results of collections carried out in the Sul Fluminense Mesoregion from 2000 to 2002 are presented and revealed the occurrence of ...
Silvana C Thiengo   +3 more
doaj   +1 more source

Aspectos epidemiológicos da esquistossomose mansônica na região da Represa de Americana, estado de São Paulo, Brasil Epidemiological aspects of schistosomiasis mansoni in the Americana reservoir area (S. Paulo, Brazil)

open access: yesRevista de Saúde Pública, 1973
Após conhecimento de casos humanos de esquistossomose mansônica supostamente autóctones da Represa de Americana (São Paulo, Brasil) procedeu-se ao estudo epidemiológico da região. Foram constatados seis focos localizados junto à Represa.
Luiz A. Magalhães   +4 more
doaj   +1 more source

Studies on a small collection of planorbid snails from southern south America

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1969
Snails belonging to Biomphalaria genus were collected from some regions of Southern South America as follows: Resistencia, province of Chaco, Argentina; Assumpcion, Paraguay; Department of Maldonado of Caneloni, Uruguay; and Pôrto Alegre, Rio Grande do ...
Frederico S. Barbosa, Dalva A. Mello
doaj   +1 more source

Descripción de los estadios larvales de Sigara (Tropocorixa) jensenhaarupi (Heteroptera: Corixidae), con notas acerca de su ecología [PDF]

open access: yes, 2011
Sigara (Tropocorixa) jensenhaarupi Jaczewski is the smallest species of the subgenus ranging from 4.2–4.7 mm, and it is characterized by the absence of a strigil, the small and narrow genital capsule with a short hypandrium in males, and the shape of the
Melo, María Cecilia   +1 more
core   +2 more sources

Introdução recente da esquistossomose mansoni no Sul do Estado de Minas Gerais, Brasil Recent introduction of schistosomiasis mansoni in the South of the State of Minas Gerais, Brazil

open access: yesMemorias do Instituto Oswaldo Cruz, 1983
Os autores descrevem os principais casos humanos autóctones de esquistossomose mansoni em Itajubá, no sul do Estado de Minas Gerais, Brsil. Trata-se de três crianças com 8 e 10 anos de idade, residentes em um mesmo bairro da cidade, da qual nunca se ...
Naftale Katz, Omar dos Santos Carvalho
doaj   +1 more source

Ecology of the non-native snail Sinotaia cf quadrata (Caenogastropoda: Viviparidae). A study in a lowland stream of South America with different water qualities [PDF]

open access: yes, 2017
Sinotaia quadrata is a snail native from Asia recorded for the first time in South America in 2009 in central Argentina. In 2015, this species was also found in a lowland stream with different water qualities. Our aims were to contribute to the knowledge
Altieri, Paula Daniela   +5 more
core   +3 more sources

Levantamento planorbídico do Estado de São Paulo: sexta Região Administrativa Planorbidic survey of the 6th Administrative Region of the State of S.Paulo, Brazil

open access: yesRevista de Saúde Pública, 1986
Com o objetivo de conhecer a distribuição dos planorbídeos na sexta Região Administrativa do Estado de São Paulo, Brasil, com sede na cidade de Ribeirão Preto, foram realizadas, durante sete meses, coletas de moluscos em ambientes hídricos de toda área ...
Jorge Faria Vaz   +5 more
doaj   +1 more source

First record of Helobdella hyalina (Hirudinea; Glossiphoniidae) in the mantle cavity of Planorbidae from lentic environments in a Buenos Aires province, Argentina [PDF]

open access: yes, 2007
Biomphalaria peregrina (D’Orbigny, 1835) and Drepanotrema kermatoides (D’Orbigny, 1835) were first reported as hosts of Helobdella hyalina Ringuelet, 1942. Both are important species from the Río de La Plata river basin in Argentina.
Gullo, Bettina Sandra   +2 more
core   +3 more sources

Quaternary environmental evolution of the Argentinean Pampa Deprimida based on mollusc and ostracod analysis [PDF]

open access: yes, 2023
Multiproxy analyses are efficient approaches in palaeoenvironmental reconstructions since they contemplate the different responses of various taxonomic groups to exter-nal changes.
Cusminsky, Gabriela Catalina   +2 more
core   +1 more source

The South-American distribution, southernmost record, and genetic variability of Biomphalaria peregrina - a potential intermediate host of schistosomiasis

open access: yes, 2017
Fil: Rumi Macchi Z., Alejandra. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Zoología Invertebrados; Argentina.
Rumi Macchi Z., Alejandra   +2 more
openaire   +2 more sources

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