Immune response in mice immunized with acidic antigenic fractions from Trypanosoma cruzi cytosol.

abstract：:Pathogenic Yersinia pestis isolates were collected during a plague outbreak at the Paraiba State in 1986. The Y. pestis isolates were investigated for the presence of virulence-associated factors and plasmid content. All strains analysed were proficient in the expression of the VW and fraction 1 antigens, pigment adso...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Leal NC,de Almeida AM,Ferreira LC

更新日期：1989-09-01 00:00:00

abstract：:Numerous pulmonary schistosome egg granulomas were present in mice submitted to partial portal vein ligation (Warren's model). The granulomas were characterized by cellular aggregations formed within alveolar tissue. Main cellular types were macrophages (epithelioid cells), eosinophils, plasma cells and lymphocytes. T...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vidal MR,Barbosa Júnior AA,Andrade ZA

更新日期：1993-09-01 00:00:00

abstract：:We analyzed the sandflies around houses and domestic animal shelters located in residences close to forests in localities on the banks of the Araguari River, Uberlândia, MG, from February 2003 to November 2004. The phlebotomines were captured in the peridomiciliary area, where Shannon traps were utilized in the perido...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Paula MB,Souza AA,dos Reis AA,Limongi JE,Pajuaba Neto Ade A,Rodrigues Ede A

更新日期：2013-03-01 00:00:00

abstract：:Although Candida albicans is the main cause of fungal esophagitis, other species such as C. tropicalis, C. krusei and C. stellatoidea have also been implicated. Several studies have identified risk factors for C. albicans esophagitis. However, data for non-C. albicans species is still sparse. The aim of this study was...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Kliemann DA,Pasqualotto AC,Falavigna M,Giaretta T,Severo LC

更新日期：2008-09-01 00:00:00

abstract：:We report the first case of human ocular sparganosis in the state of Santa Catarina, southern Brazil. A young female patient presented with three periocular moveable inflammatory masses in her right eye, during two years. By surgical excisional biopsy, a helminth larval stage was removed and identified as sparganum. C...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Mentz MB,Procianoy F,Maestri MK,Rott MB

更新日期：2011-01-01 00:00:00

abstract：:Extended-spectrum beta-lactamases (ESBL) in enterobacteria are recognized worldwide as a great hospital problem. In this study, 127 ESBL-producing Enterobacteriaceae isolated in one year from inpatients and outpatients at a public teaching hospital at São Paulo, Brazil, were submitted to analysis by PCR with specific ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Dropa M,Balsalobre LC,Lincopan N,Mamizuka EM,Murakami T,Cassettari VC,Franco F,Guida SM,Balabakis AJ,Passadore LF,Santos SR,Matté GR,Matté MH

更新日期：2009-07-01 00:00:00

abstract：Introduction::According to the guidelines, the viral load of 2,000 IU/mL is considered the level to differentiate between inactive carriers and HBeAg(-) chronic hepatitis B patients. Even so, liver damage may be present in patients with lower viral load levels, mainly related to regional variations. This study aims to ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Oliveira VO,Oliveira JP,França EV,Brito HL,Nascimento TV,França A

更新日期：2016-09-22 00:00:00

abstract：:Thirty Candida albicans isolated from oral candidosis patients and 30 C. albicans isolated from control individuals were studied. In vitro susceptibility tests were performed for amphotericin B, fluconazole, 5-flucytosine and itraconazole through the Clinical and Laboratorial Standards Institute (CLSI) reference metho...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Koga-Ito CY,Lyon JP,Resende MA

更新日期：2008-01-01 00:00:00

abstract：:We determined the relationship between plasma and red blood cell concentrations of quinine in children with uncomplicated falciparum malaria from an endemic area of Amazonian region. Quinine was determined by high performance liquid chromatography with ultraviolet detection. In the steady state the ratio between plasm...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vieira JL,Gomes AL,Borges LM,Guimarães ER

更新日期：2009-03-01 00:00:00

abstract：:Early in 1995 the first case of Hantavirus Pulmonary Syndrome was serologically confirmed in El Bolsón (Province of Río Negro, Argentina), corresponding to the third outbreak reported in Argentina. A total of 26 cases of HPS related to the Andean region of Rio Negro Province, were reported from 1993 to 1996, 17 in El ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cantoni G,Lazaro M,Resa A,Arellano O,Amestoy AM,De Bunder S,Herrero E,Perez A,Larrieu E

更新日期：1997-07-01 00:00:00

abstract：:Human cryptosporidiosis is an infection caused by Cryptosporidium spp, a coccidial protozoan of emergencial pathogenicity and responsible for severe and prostrating watery diarrhea, mainly in immunocompromised patients. Smears of stools submitted to concentration and staining by carbol fuchsin technique has been used ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Martinez I,Belda Neto FM

更新日期：2001-03-01 00:00:00

abstract：:Experiments were carried out to test the susceptibility of Biomphalaria tenagophila to the infection with strain SJ of Schistosoma mansoni in the F1, F2 and non-selected parental generation. The potential adaptation of B. tenagophila to desiccation, in healthy mollusks and those exposed to the larvae of S. mansoni of ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ohlweiler FP,Kawano T

更新日期：2002-07-01 00:00:00

abstract：:We present a case of prenatal diagnosis of congenital rubella. After birth, in addition to traditional serologic and clinical examinations to confirm the infection, we could identify the virus in the "first fluid aspirated from the oropharynx of the newborn", using polimerase chain reaction (PCR). We propose that this...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pedreira DA,Haiek DB,Okay TS,Russo EM,Proença RS,Falcão MC,Zugaib M

更新日期：1997-11-01 00:00:00

abstract：:In the last years, new techniques of neuroimages and histopathological methods have been added to the management of cerebral mass lesions in patients with AIDS. Stereotactic biopsy is necessary when after 14 days of empirical treatment for Toxoplasma gondii encephalitis there is no clinical or neuroradiologic improvem...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Corti ME,Yampolsky C,Metta H,Valerga M,Sevlever G,Capizzano A

更新日期：2004-07-01 00:00:00

abstract：:This study evaluated the whole blood immunochromatographic card test (ICT card test) in a survey performed in Northeastern Brazil. 625 people were examined by the thick blood film (TBF) and ICT card test. Residents of a non-endemic area were also tested by the whole blood card test and Og4C3. The sensitivity of the IC...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Braga C,Dourado MI,Ximenes RA,Alves L,Brayner F,Rocha A,Alexander N

更新日期：2003-05-01 00:00:00

abstract：:Hand-foot-and-mouth disease (HFMD) is becoming one of the extremely common airborne and contact transmission diseases in Guangzhou, southern China, leading public health authorities to be concerned about its increased incidence. In this study, it was used an ecological study plus the negative binomial regression to id...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Li T,Yang Z,Liu X,Kang Y,Wang M

更新日期：2014-11-01 00:00:00

abstract：:Toxoplasmosis is frequently acquired through the oral route by the ingestion of cysts or oocysts of Toxoplasma gondii. Once ingested, the parasites penetrate the intestinal epithelial cells and rapidly disseminate to all organs in the host. During T. gondii infection, the intestinal microbiota plays an important role ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ribeiro Cde M,Zorgi NE,Meireles LR,Garcia JL,Andrade Junior HF

更新日期：2016-01-01 00:00:00

abstract：:Cystic echinococcosis (CE) is a globally parasitic zoonosis caused by larval stages of Echinococcus granulosus. This study investigated E. granulosus genotypes isolated from livestock and humans in the Golestan province, northern Iran, southeast of the Caspian sea, using partial sequencing data of the cytochrome c oxi...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Sharbatkhori M,Tanzifi A,Rostami S,Rostami M,Fasihi Harandi M

更新日期：2016-01-01 00:00:00

abstract：:Between April 2003 and May 2009 phlebotomine sandflies were collected in Parque do Sabiá complex, Uberlândia municipality, Minas Gerais State, Brazil, using CDC and Shannon traps. The objective was to associate the sandfly species captured to the risk of the transmission of leishmaniasis in the municipality. The 126 c...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Rodrigues Ede A,Andrade Filho JD,Limongi JE,Paula MB

更新日期：2011-09-01 00:00:00

abstract：:The specificity and sensitivity of the enzyme immunoassay (EIA), presently used in South America areas where hydatidosis caused by Echinococcus granulosus is endemic, was compared to two alternative EIA. One of these uses an hydatid antigen of different preparation and the other vesicular fluid of Taenia crassiceps ci...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Coltorti E,Cammarieŕi G

更新日期：1993-03-01 00:00:00

abstract：:Infrapopliteal mycotic aneurysm resulting from endocarditis is rare, with only a few reported cases. We describe the case of a 28-year-old male patient who was suffering with pain and edema in the right leg. The ultrasound revealed an aneurysm of the right tibioperoneal trunk and a deep vein thrombosis (DVT). The pati...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Belczak SQ,Sincos IR,Teivelis MP,de Oliveira CA,Fragoso H,Aun R

更新日期：2012-05-01 00:00:00

abstract：:Three patients with the diagnosis of subacute juvenile paracoccidioidomycosis who, at the time of their first visit, had no signs or symptoms of lung involvement were studied. Initially the diagnosis was confirmed by the observation of P. brasiliensis in biopsy material obtained from clinically involved lymphadenopath...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Restrepo A,Trujillo M,Gomez I

更新日期：1989-01-01 00:00:00

abstract：:Candidemia remains a major cause of morbidity and mortality in the health care environment. The epidemiology of Candida infection is changing, mainly in relation to the number of episodes caused by species C. non-albicans. The overall objective of this study was to evaluate the frequency of yeasts of the genus Candida...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Oliveira VK,Ruiz Lda S,Oliveira NA,Moreira D,Hahn RC,Melo AS,Nishikaku AS,Paula CR

更新日期：2014-07-01 00:00:00

abstract：:The nematode Calodium hepaticum (syn. Capillaria hepatica) is a zoonotic helminth found mainly infecting rats. It was studied the prevalence of C. hepaticum infection in Rattus norvegicus in an urban area of Rio de Janeiro (Brazil), with low urban planning and sanitation. The presence of C. hepaticum was identified th...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Simões RO,Luque JL,Faro MJ,Motta E,Maldonado A

更新日期：2014-09-01 00:00:00

abstract：:In human toxocariasis, there are few approaches using immunological markers for diagnosis and therapeutic assessment. An immunoblot (IB) assay using excretory-secretory Toxocara canis antigen was standardized for monitoring IgG, IgE and IgA antibodies in 27 children with toxocariasis (23 visceral, three mixed visceral...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Rubinsky-Elefant G,Hoshino-Shimizu S,Jacob CM,Sanchez MC,Ferreira AW

更新日期：2011-03-01 00:00:00

abstract：:A series of already published and unpublished seroepidemiological surveys for toxoplasmosis, carried out in Chile in 1982-1994, is reviewed, expanded and analyzed. The surveys included 76,317 apparently healthy individuals of different ages (0.57% of the country's total population), from 309 urban and rural-periurban ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Contreras M,Schenone H,Salinas P,Sandoval L,Rojas A,Villarroel F,Solis F

更新日期：1996-11-01 00:00:00

abstract：:Twenty seven cases of neurocysticercosis, with clinical picture of acute meningitis, are described. Twenty (74.1%) patients are male; the age was 4 to 42 years (23.6 +/- 11.7 years). The etiologic diagnosis was defined by the complement fixation test (Weinberg) and/or enzyme-linked immunosorbent assay (ELISA) for cyst...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bonametti AM,Baldy JL,Bortoliero AL,de Maio CM,Passos Jdo N,Takata PK,de Pauli DS,Guimarães JC,Anzai ET,Elisbão Mdo C

更新日期：1994-01-01 00:00:00

abstract：:Infection by Candida spp. is associated with high mortality rates, especially when treatment is not appropriate and/or not immediate. Therefore, it is necessary to correctly identify the genus and species of Candida. The aim of this study was to compare the identification of 89 samples of Candida spp. by the manual me...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Souza MN,Ortiz SO,Mello MM,Oliveira Fde M,Severo LC,Goebel CS

更新日期：2015-07-01 00:00:00

abstract：:Chromoblastomycosis (CBM) is a chronic subcutaneous infection caused by several dematiaceous fungi. The most commonly etiological agent found in Brazil is Fonsecaea pedrosoi, which appears as thick walled, brownish colored cells with transverse and longitudinal division in the lesions, called "muriform cells". This di...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vidal MS,de Castro LG,Cavalecate SC,Lacaz Cda S

更新日期：2003-11-01 00:00:00

abstract：:Fasciola hepatica somatic antigen, its partially purified fractions and excretion-secretion products were investigated as to serological, electrophoretic and biological properties. In a Sephadex G-100 column (SG-100), Fasciola hepatica total antigen (FhTA) gave 5 fractions, and SDS-PAGE analysis showed they were glyco...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cervi LA,Rubinstein H,Masih DT

更新日期：1992-11-01 00:00:00