A sensitive, specific and reproducible real-time polymerase chain reaction method for detection of Plasmodium vivax and Plasmodium falciparum infection in field-collected anophelines.

abstract：:Diphyllobothriasis is an infection of the small intestine by the broad tapeworm Diphyllobothrium sp. The associated symptomatology is nonspecific, but megaloblastic anemia is a well-described complication. Although the infection is common in temperate regions, descriptions in South America have so far been limited to ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Santos FL,de Faro LB

更新日期：2005-10-01 00:00:00

abstract：:Integration of human papillomavirus (HPV) DNA into human cells accompanied by the disruption of the viral genome has been described as a prerequisite for cancer development. This study aimed to investigate E2 gene integrity of HPV16 and HPV58 viruses isolated from infected women with cervical lesions. Forty-two HPV16-...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： González-Losa MD,Puerto-Solis M,Tenorio Ruiz J,Rosado-López AI,Hau-Aviles O,Ayora-Talavera G,Cisneros-Cutz I,Conde-Ferráez L

更新日期：2016-12-01 00:00:00

abstract：:Triatoma jatai sp. nov. is the first new species of triatomine to be described in the state of Tocantins, in the northern region of Brazil. It was caught on rock outcrops in the wild environment and, more recently, invading homes. While T. jatai sp. nov. is morphologically similar to Triatoma costalimai, it is disting...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Gonçalves TC,Teves-Neves SC,Santos-Mallet JR,Carbajal-de-la-Fuente AL,Lopes CM

更新日期：2013-06-01 00:00:00

abstract：:Mycobacteria, specially Mycobacterium tuberculosis are among the micro-organisms that are increasing dramatically the number of infections with death, all over the world. A great number of animal experimental models have been proposed to investigate the mechanisms involved in the host response against these intracellu...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Menezes-de-Lima-Júnior O,Henriques M das G

更新日期：1997-01-01 00:00:00

abstract：:Two essential oils of Lippia alba (Mill.) N.E. Brown (Verbenacea), the carvone and citral chemotypes and 15 of their compounds were evaluated to determine cytotoxicity and antifungal activity. Cytotoxicity assays for both the citral and carvone chemotypes were carried out with tetrazolium-dye, which showed a dose-depe...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Mesa-Arango AC,Montiel-Ramos J,Zapata B,Durán C,Betancur-Galvis L,Stashenko E

更新日期：2009-09-01 00:00:00

abstract：:This paper presents a list of 131 Mallophaga type specimens deposited in the Werneck Collection of Instituto Oswaldo Cruz, Rio de Janeiro, RJ, Brazil. It includes 69 holotypes, 62 allotypes, 683 paratypes, 1 syntype and 2 neoparatypes, distributed among 6 families and 35 genera. The types are listed with their respect...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Cardozo-de-Almeida M,Linardi PM,Costa J

更新日期：2003-03-01 00:00:00

abstract：:The ecology of phlebotomine sandflies in an endemic focus of cutaneous leishmaniasis in Northern Venezuela (San Esteban, Carabobo State) was investigated through a year-term study. Three different habitats: viz. a house, a peridomestic area and a sylvatic area, were covered and the species composition, the abundance a...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Feliciangeli MD

更新日期：1987-01-01 00:00:00

abstract：:This retrospective study (April-September 2003) was designed to investigate the roles of the main viruses responsible for cases of acute infantile gastroenteritis in hospitalised children up to two years of age. The viruses were identified in 64.7% (88/136) of the cases and the detection rates of rotavirus A (RVA), no...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Ferreira MS,Cubel Garcia Rde C,Xavier Mda P,Ribeiro RL,Assis RM,Mota Mdo C,Leite JP,Miagostovich MP,de Oliveira SA

更新日期：2012-12-01 00:00:00

abstract：:In the present paper, we developed a primary culture of Rhodnius prolixus salivary gland and main salivary canal cells. Cells remained viable in culture for 30 days. Three types of cells were indentified in the salivary gland cultures, with binuclear cells being the most abundant. The supernatants of salivary cultures...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Rocha FF,Araujo RN,Silva LM,Gontijo NF,Pereira MH

更新日期：2010-03-01 00:00:00

abstract：:Protection against Fasciola hepatica in goats immunized with a synthetic recombinant antigen from Schistosoma mansoni fatty acid-binding protein 14 (rSm14) was investigated by assessing worm burdens, serum levels of hepatic enzymes, faecal egg count and hepatic damage, which was evaluated using gross and microscopic m...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Mendes RE,Zafra R,Pérez-Ecija RA,Buffoni L,Martínez-Moreno A,Tendler M,Pérez J

更新日期：2010-08-01 00:00:00

abstract：:Triatoma sordida is a peridomestic Triatominae that could play an important role in the transmission of Trypanosoma cruzi, although its vectorial competence is not well known. The aim of this work was to evaluate two aspects of the vectorial competence: the feeding behaviour and defaecation patterns, and to compare th...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Crocco LB,Catalá SS

更新日期：1996-07-01 00:00:00

abstract：:It is generally accepted that Plasmodium vivax, the most widely distributed human malaria parasite, causes mild disease and that this species does not sequester in the deep capillaries of internal organs. Recent evidence, however, has demonstrated that there is severe disease, sometimes resulting in death, exclusively...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Costa FT,Lopes SC,Ferrer M,Leite JA,Martin-Jaular L,Bernabeu M,Nogueira PA,Mourão MP,Fernandez-Becerra C,Lacerda MV,del Portillo H

更新日期：2011-08-01 00:00:00

abstract：:This study updates the geographic distributions of phlebotomine species in Central-West Brazil and analyses the climatic factors associated with their occurrence. The data were obtained from the entomology services of the state departments of health in Central-West Brazil, scientific collections and a literature revie...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Almeida PS,Andrade AJ,Sciamarelli A,Raizer J,Menegatti JA,Hermes SC,Carvalho Mdo S,Gurgel-Gonçalves R

更新日期：2015-06-01 00:00:00

abstract：:This study objective was to evaluate the cytokines associated with early events of hepatic fibrosis in schistosomiasis mansoni. Hepatic fibrosis was classified by ultrasonography in 94 patients. Immunological evaluation was performed by measurement of secreted cytokines (interleukin IL-5, IL-10, IL-13, interferon-gamm...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Magalhães A,Miranda DG,Miranda RG,Araújo MI,Jesus AA,Silva A,Santana LB,Pearce E,Carvalho EM,Jesus AR

更新日期：2004-01-01 00:00:00

abstract：:Early Cretaceous flagellates with characters typical of trypanosomatids were found in the gut of sand fly larvae, as well as in surrounding debris, in Burmese amber. This discovery supports a hypothesis in which free-living trypanosomatids could have been acquired by sand fly larvae in their feeding environment and th...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Poinar G Jr

更新日期：2007-08-01 00:00:00

abstract：:Dissection of Lutzomyia longipalpis, captured in the São Luis focus of visceral Leishmaniasis revealed a 1.8% promastigote infection rate. ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Ryan L,Brazil RP

更新日期：1984-07-01 00:00:00

abstract：:Osteoarthritis (OA) is a common painful inflammatory condition occurring mainly in the later half of life. Hip and knee are the joints mostly affected. Petiveria alliacea (tipi) popularly known as an anti-rheumatic medicine, has been used by OA patients to relief pain. This one-week cross-over double-blind trial has p...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Ferraz MB,Pereira RB,Coelho Andrade LE,Atra E

更新日期：1991-01-01 00:00:00

abstract：:The preferred food items of the slugs Laevicaulis alte and the snails Achatina fulica were used to prepare 'poison baits' by injecting the pesticides 'Rogor' and 'Nuvan' to kill these mollusc pests. The 'poison baits' prepared with Trichosanthes dioica and Lycopersicum esculentum were accepted by 100% individuals of b...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Panigrahi A,Raut SK

更新日期：1993-04-01 00:00:00

abstract：:The black flies of the genus Inaequalium present a Neotropical distribution, with Panama at the northern limit, and the Argentinian pampas at the southern, but do not occur in the Central Amazon. This study offers a cladistic analysis establishing a hypothesis of relationships between the species of Inaequalium. A tot...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Strieder MN,Py-Daniel V

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND:Dengue virus (DENV) has circulated in Brazil for over 30 years. During this time, one serotype has cyclically replaced the other, until recently, when all four distinct serotypes began to circulate together. Persistent circulation of DENV for long time periods makes sequential infections throughout a person'...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Oliveira RA,de Oliveira-Filho EF,Fernandes AI,Brito CA,Marques ET,Tenório MC,Gil LH

更新日期：2019-01-01 00:00:00

abstract：:A new species of planorbid mollusc, Plesiophysa dolichomastix (Greek dolichos = long, mastix = flagellum), collected from Lagoa da Pedra, municipality of Santa Rosa, state of Goiás, Brazil (15 degrees 01'S, 47 degrees 13'W) is described. It is indistinguishable by the shell characters from the five congeneric species ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Paraense WL

更新日期：2002-06-01 00:00:00

abstract：:This was a retrospective descriptive study on a series of cases of schistosomal myeloradiculopathy (SMR) and the aim was to investigate the incidence of this disease and its clinical and epidemiological characteristics in cases diagnosed at three healthcare units in Pernambuco, Brazil between 1994-2006. The data were ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Araújo KC,Silva Cda R,Santos AG,Barbosa CS,Ferrari TC

更新日期：2010-07-01 00:00:00

abstract：:A study was undertaken to search for DNA recombinant Schistosoma mansoni proteins responsible for eliciting an antibody response from the host at a very early phase after infection. A S. mansoni adult worm cDNA expression library was screened using pooled sera from baboons with four weeks of infection. Based on their ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Kanamura HY,Hancock K,Rodrigues V,Damian RT

更新日期：2002-07-01 00:00:00

abstract：:Mutations in the rpoB locus confer conformational changes leading to defective binding of rifampin (RIF) to rpoB and consequently resistance in Mycobacterium tuberculosis. Polymerase chain reaction-single-strand conformation polymorphism (PCR-SSCP) was established as a rapid screening test for the detection of mutatio...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Isfahani BN,Tavakoli A,Salehi M,Tazhibi M

更新日期：2006-09-01 00:00:00

abstract：:Maternal malnutrition during the lactation period in early development may have long-term programming effects on adult offspring. We evaluated the combined effects of parasitological behaviour and histopathological features and malnutrition during lactation. Lactating mice and their pups were divided into a control gr...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Corrêa CL,Lisboa PC,Oliveira Ed,Moura EG,Oliveira RM,Gomes AC,Machado-Silva JR

更新日期：2011-08-01 00:00:00

abstract：:Iron is essential for all organisms and its availability can control the growth of microorganisms; therefore, we examined the role of iron metabolism in multibacillary (MB) leprosy, focusing on the involvement of hepcidin. Erythrograms, iron metabolism parameters, pro-inflammatory cytokines and urinary hepcidin levels...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Souza VN,Malaspina TS,Campanelli AP,Ghidella C,Ura S,Dalpino D,do Nascimento DC,Latini AC

更新日期：2012-12-01 00:00:00

abstract：:In this paper a discussion is made on the pathogenesis of schistosomiasis mansoni in mice, presented from the perspectives of "processes", "mediators", "strategies for study" and "disease". These concepts overlap considerably. Regarding "processes", granulomas, fibrosis and vasculitis are discussed. The role of mediat...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Cheever AW

更新日期：1992-01-01 00:00:00

abstract：:Hepatosplenic schistosomiasis was the first human disease in which the possibility of extensive long standing hepatic fibrosis being degraded and removed has been demonstrated. When such changes occurred, the main signs of portal hypertension (splenomegaly, esophageal varices) progressively disappeared, implying that ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Andrade ZA,Baptista AP,Santana TS

更新日期：2006-09-01 00:00:00

abstract：:Forty-four marsupials, 77 rodents and 161 ticks were captured in an Atlantic Forest Reserve in Cotia county, State of São Paulo, where human cases of Lyme disease (LD) simile were reported. Twenty-one borrelia-like spirochete isolates were recovered from the mammals' blood and rodent livers or spleens, and triturated ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Abel IS,Marzagão G,Yoshinari NH,Schumaker TT

更新日期：2000-09-01 00:00:00

abstract：:Sand fly identification is complex because it depends on the expertise of the taxonomist. The females show subtle morphological differences and the occurrence of the species complexes are usual in this taxon. Therefore, a fragment of the cytochrome c oxidase subunit I (COI) gene is used for taxon barcoding to resolve ...

journal_title：Memorias do Instituto Oswaldo Cruz

authors： Laurito M,Ontivero IM,Almirón WR

更新日期：2019-11-28 00:00:00