Results 11 to 20 of about 1,763 (124)

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

Memorias 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, Aline C Mattos, M Fernanda Boaventura, Monica A Fernandez   +3 more
doaj   +1 more source

Further studies on the molecular systematics of Biomphalaria snails from Brazil [PDF]

Memorias do Instituto Oswaldo Cruz, 2000
The polymerase chain reaction and restriction fragment length polymorphism (RFLP) of the internal transcribed spacer (ITS) region of the rRNA gene, using the enzyme DdeI were used for the molecular identification of ten species and one subspecies of ...
Teofânia HDA Vidigal, Roberta Lima Caldeira, Andrew JG Simpson, Omar S Carvalho   +3 more
doaj   +1 more source

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

Memorias 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

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)

Revista 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, Luiz Candido de Souza Dias, José Toledo Piza, Luiz Takaku, Alvaro A. Pereira   +4 more
doaj   +1 more source

Distribuição geográfica de planorbídeos em Santa Catarina, Brasil

Revista da Sociedade Brasileira de Medicina Tropical, 1996
Foi feita uma revisão dos levantamentos malacológicos realizados pela Fundação Nacional de Saúde em 52 municípios de 8 microrregiões do estado de Santa Catarina, Brasil, de 1981 a 1994.
Bruno R. Schlemper Junior, Joaquim A. Ferreira Neto, Paulo de Tarso São Thiago, Cinthya Bressan, Alessandro R. do Amarante   +4 more
doaj   +3 more sources

Planorbidae, Lymnaeidae and Physidae of Argentina (Mollusca: Basommatophora)

Memorias do Instituto Oswaldo Cruz, 2005
In the course of several trips to Argentina I had the opportunity of collecting specimens of Acrorbis petricola Odhner,1937, Biomphalaria orbignyi Paraense, 1975, B. peregrina (Orbigny, 1835), B. tenagophila (Orbigny, 1835) Lymnaea viatrix Orbigny, 1835,
W Lobato Paraense
doaj   +1 more source

EMP and SIMS studies on Mn/Ca and Fe/Ca systematics in benthic foraminifera from the Peruvian OMZ: a contribution to the identification of potential redox proxies and the impact of cleaning protocols [PDF]

Biogeosciences, 2012
In this study we present an initial dataset of Mn/Ca and Fe/Ca ratios in tests of benthic foraminifera from the Peruvian oxygen minimum zone (OMZ) determined with SIMS.
N. Glock, A. Eisenhauer, V. Liebetrau, M. Wiedenbeck, C. Hensen, G. Nehrke   +5 more
doaj   +1 more source

Tolerance of Anadenanthera peregrina to Eucalyptus camaldulensis and Eucalyptus grandis essential oil as condition for mixed plantation

Brazilian Archives of Biology and Technology, 2012
With the purpose of selecting the species of woody Caatinga for mixed plantations with Eucalyptus spp., the allelophatic effects of E. camaldulensis and E. grandis essential oil were studied on the growth activities of Anadenanthera peregrina. The plants
Neimar de Freitas Duarte, Decio Karam, Elizabeth Uber Bucek, Maria Rita Scotti Muzzi   +3 more
doaj   +1 more source

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

Revista 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

Identification of Biomphalaria havanensis and Biomphalaria obstructa populations from Cuba using polymerase chain reaction and restriction fragment length polymorphism of the ribosomal RNA intergenic spacer

Memorias do Instituto Oswaldo Cruz, 2001
In Cuba, several Biomphalaria species have been reported such as B. orbignyi, B. schrammi, B. helophila, B. havanensis and B. peregrina; only the latter three are considered as potential hosts of Schistosoma mansoni.
Teofânia HDA Vidigal, Roberta L Caldeira, Andrew JG Simpson, Omar S Carvalho   +3 more
doaj   +1 more source