[Optical and electron microscopic study of the kidney of dogs naturally and experimentally infected with Leishmania (Leishmania) chagasi].

abstract：:[This corrects the article doi: 10.1590/S1678-9946201860051]. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors：

更新日期：2018-10-11 00:00:00

abstract：:Anopheles (Kerteszia) cruzii has been implicated as the primary vector of human and simian malarias out of the Brazilian Amazon and specifically in the Atlantic Forest regions. The presence of asymptomatic human cases, parasite-positive wild monkeys and the similarity between the parasites infecting them support the d...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Kirchgatter K,Tubaki RM,Malafronte Rdos S,Alves IC,Lima GF,Guimarães Lde O,Zampaulo Rde A,Wunderlich G

更新日期：2014-09-01 00:00:00

abstract：:Three isolates over 5 years from a patient with persistent relapsing mucosal leishmaniasis due to Leishmania (Viannia) braziliensis and 7 clones from one of these isolates were studied by zymodemes and serodemes analysis. Results showed evidences of clonal phenotypic variation. Eight isoenzymes markers demonstrated cl...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cuba-Cuba CA,Evans D,Rosa Ade C,Marsden PD

更新日期：1991-09-01 00:00:00

abstract：:The aim of this review is to show the significant role of HIF-1alpha in inflammatory and infectious diseases. Hypoxia is a physiological characteristic of a wide range of diseases from cancer to infection. Cellular hypoxia is sensed by oxygen-sensitive hydrolase enzymes, which control the protein stability of hypoxia-...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Santos SAD,Andrade DR Júnior

更新日期：2017-12-21 00:00:00

abstract：:A case-control study was conducted to identify risk factors for death from tetanus in the State of Pernambuco, Brazil. Information was obtained from medical records of 152 cases and 152 controls, admitted to the tetanus unit in the State University Hospital, in Recife, from 1990 to 1995. Variables were grouped in thre...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Miranda-Filho DB,Ximenes RA,Bernardino SN,Escarião AG

更新日期：2000-11-01 00:00:00

abstract：:Intestinal parasites are a problem for public health all over the world. The infection with Blastocystis, a protozoan of controversial pathogenicity, is one of the most common among them all. In this study, the occurrence of intestinal parasites, with emphasis on Blastocystis, in patients at the Universidade Federal d...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cabrine-Santos M,Cintra Edo N,do Carmo RA,Nascentes GA,Pedrosa AL,Correia D,Oliveira-Silva MB

更新日期：2015-05-01 00:00:00

abstract：:The snail density, levels of infection and the monthly production of Schistosoma mansoni cercariae by Biomphalaria glabrata were determined in a focus of Barreiro de Baixo (Belo Horizonte, MG, Brazil). During a period of 38 months (1984 to 1987) 5,366 snails were collected of which 324 (6.03%) were infected with S. ma...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Souza CP,Araújo N,Jannotti-Passos LK,Guimarães CT

更新日期：1994-11-01 00:00:00

abstract：:Fasciolosis is a widespread parasitosis of farm live-stock in many developing countries. For this reason, it is necessary to search for new substances against parasitic diseases caused by flukes. Indeed, a wide variety of terrestrial plants have been subjected to chemical and pharmacological screening in order to disc...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Hamed N,Njeh F,Damak M,Ayadi A,Mezghani-Jarraya R,Hammami H

更新日期：2015-12-01 00:00:00

abstract：:A panoramic sight of epidemiological, clinical and experimental studies, referring to Loxosceles laeta and loxoscelism, carried out in 1955-1988, in Santiago, Chile is presented. Two-hundred and sixteen cases of loxoscelism were studied. The most relevant features were: 84.3% corresponded to cutaneous loxoscelism (CL)...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Schenone H,Saavedra T,Rojas A,Villarroel F

更新日期：1989-11-01 00:00:00

abstract：:A total of 73 isolates (57 Enterobacter cloacae and 16 Enterobacter agglomerans), recovered during an outbreak of bacteremia in the Campinas area, São Paulo, Brazil, were studied. Of these isolates, 61 were from parenteral nutrition solutions, 9 from blood cultures, 2 from a sealed bottle of parenteral nutrition solut...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Gonçalves CR,Vaz TM,Leite D,Pisani B,Simoes M,Prandi MA,Rocha MM,Cesar PC,Trabasso P,von Nowakonski A,Irino K

更新日期：2000-01-01 00:00:00

abstract：:American Tegumentary Leishmaniasis (ATL) is endemic in the municipality of Montes Claros, Minas Gerais State. The use of geotechnology such as spatial statistics and remote sensing has contributed to a better understanding of the eco-epidemiology of diseases, and consequently a better definition of control strategies....

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ursine RL,Rocha MF,Sousa JF,Santos RCD,Soares MD,Gusmão MSF,Leite ME,Vieira TM

更新日期：2021-01-20 00:00:00

abstract：:A sedimentation technique is described, in which a fecal suspension is placed on top of an aqueous sucrose solution of specific gravity 1.015 g/cm3. Using 100 by 15 mm test tubes, duplicate gravity sedimentation experiments were made using homogenized fecal suspensions (single-columns) and fecal suspensions placed on ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Moitinho Mda L,Ferreira CS

更新日期：1992-05-01 00:00:00

abstract：:The contaminated soil with mammal feces is an important factor of risk to infection with zoonotic diseases. Amongst these zoonoses are visceral larva migrans and cutaneous larva migrans caused by Toxocara spp. and Ancylostoma spp., respectively. The aim of this study was to assess the environmental contamination by To...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Marques JP,Guimarães Cde R,Boas AV,Carnaúba PU,Moraes Jd

更新日期：2012-09-01 00:00:00

abstract：:Cryptosporidium spp. and Cystoisospora belli are monoxenic protozoa that have been recognized as the causative agents of chronic diarrhea in immunocompromised individuals, especially HIV-infected subjects. The objective of this study was to evaluate the frequency of these intestinal protozoa in HIV-positive patients i...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Assis DC,Resende DV,Cabrine-Santos M,Correia D,Oliveira-Silva MB

更新日期：2013-01-01 00:00:00

abstract：:We report a case of a 42 year-old female, who came to a leishmaniasis reference center in Rio de Janeiro, Brazil, presenting a cutaneous leishmaniasis lesion in the right forearm. Treatment with low-dose intramuscular meglumine antimoniate (MA) (5 mg Sb5+/kg/day) was initiated, with improvement after 28 days, although...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ferreira e Vasconcellos Ede C,Pimentel MI,Valete-Rosalino CM,Madeira Mde F,Schubach Ade O

更新日期：2014-07-01 00:00:00

abstract：:The pathogenesis of chronic chagasic myocarditis remains incompletely understood. Several hypotheses have been proposed: (1) direct tissue destruction by Trypanosoma cruzi; (2) neurogenic theory; (3) anti-heart immune reactions; and (4) microvascular disease. We present herein a dynamic alternative hypothesis. We beli...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Rossi MA,Mengel JO

更新日期：1992-11-01 00:00:00

abstract：:It is essential that healthcare providers are familiar with the full spectrum of clinical presentations of syphilis. A rare manifestation of secondary syphilis is the corymbiform (or corymbose) arrangement, in which a central greater papule is surrounded by smaller satellite lesions. Very few reports of corymbiform sy...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Eyer-Silva WA,Souza VPB,Silva GARD,Brasil FV,Portela ADS,Carvalho RS,Neves-Motta R,Martins CJ

更新日期：2018-08-20 00:00:00

abstract：:We describe the production of the potential monoclonal antibodies (MoAbs) using BALB/c mice immunized with vesicular fluid (VF)-Tcra (T. crassiceps) antigen. Immune sera presented anti-VF-Tcra (<20kD) IgG and IgM antibodies with cross-reactivity with T. solium (Tso) antigen (8-12, 14, and 18 kD). After cell fusion, we...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Espíndola NM,De Gaspari EN,Nakamura PM,Vaz AJ

更新日期：2000-05-01 00:00:00

abstract：:Three autochthonous cases of cutaneous-ganglionar rickettsiosis transmitted by dogs ticks (Amblyomma maculatum in one of them) are reported. Two of the three cases were undoubtely produced by Rickettsia conorii according to the results of the specific indirect immunofluorescence technique IEF-IgM anti R. conorii. A th...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Conti-Diaz IA,Rubio I,Somma Moreira RE,Pérez Bórmida G

更新日期：1990-09-01 00:00:00

abstract：:Nosocomial infection among male patients in a public psychiatric hospital was studied and the definitions for use in long-term care facilities were employed for diagnosis. The overall nosocomial infection rate was 6.7 per 1,000 day inpatients; 55.6% of these infections were identified in the respiratory tract, 50% of ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Almeida RC,Pedroso RP

更新日期：1999-11-01 00:00:00

abstract：:A study was carried out on the occurrence of Vibrio parahaemolyticus in 1,100 diarrheal feces, routinely sent to a private clinical laboratory for microbiologic diagnosis, in Recife. V. parahaemolyticus was isolated from 14 (1.3%) fecal samples. However, if we considered only the specimens from adult patients, the iso...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Magalhães V,Lima RA,Tateno S,Magalhães M

更新日期：1991-01-01 00:00:00

abstract：:A 37-year-old male patient, Fitzpatrick skin phototype IV, a student living in Belem, Amazon region, in 2015 had a confirmed diagnosis of acquired immunodeficiency virus (HIV) infection, but did not initiate antiretroviral treatment at his own option. Three years after the diagnosis, erythematous maculae appeared on t...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pires CAA,Monteiro JCMS,Rego RM,Lodi VJC

更新日期：2020-01-17 00:00:00

abstract：:Adrenal involvement by Paracoccidioides brasiliensis was described at necropsies and in many clinical studies, but only in adults. Therefore, the aim of this study was to evaluate adrenal function in children with paracoccidioidomycosis. Twenty-three children with the systemic form of paracoccidioidomycosis were evalu...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pereira RM,Guerra-Júnior G,Tresoldi AT

更新日期：2006-11-01 00:00:00

abstract：:The aim of the present work was to determine the prevalence of IgG and IgM anti-Toxoplasma gondii antibodies and the factors associated to the infection in pregnant women attended in Basic Health Units in Rolândia, Paraná, Brazil. The sample was divided in two groups: group I (320 pregnant women who were analyzed from...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Dias RC,Lopes-Mori FM,Mitsuka-Breganó R,Dias RA,Tokano DV,Reiche EM,Freire RL,Navarro IT

更新日期：2011-07-01 00:00:00

abstract：:A new conglomerate family sample of 194 dwellings with 996 resident persons were studied in the town of Barcelos, State of Amazonas, in order to re-evaluate the risk of Chagas disease. During the survey the persons were interviewed and in this occasion we showed to them a collection of Panstrongylus, Rhodnius and Tria...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Coura JR,Junqueira AC,Boia MN,Fernandes O,Bonfante C,Campos JE,Santos L,Devera R

更新日期：2002-05-01 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：:Previous experiences have demonstrated the same ABO system and P system antigens in A. lumbricoides extracts and in their hosts. The aim was to show the behavior of an A. lumbricoides extract from an O Group patient against monoclonal antibodies of different specificities. Agglutination Inhibition Tests were carried o...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ponce de León P,Foresto P,Valverde J

更新日期：2005-05-01 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：:Systematic examination of the upper respiratory and digestive tracts (URDT) was performed in a group of 80 paracoccidioidomycosis (PCM) patients submitted to post-treatment follow-up ranging from 8 months to 17 years. Mucosae of the URDT had been involved prior to specific treatment in 74 patients, distributed as foll...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： do Valle AC,Aprigliano Filho F,Moreira JS,Wanke B

更新日期：1995-09-01 00:00:00

abstract：:Four hundred and fifteen cases of bites by adult Bothrops jararaca (group A) were admitted to the Hospital Vital Brasil between 1981 and 1987. These cases were compared to 562 cases of bites by young snakes of the same species (group B) during the same period and at the same hospital. In group B blood incoagulability ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ribeiro LA,Jorge MT

更新日期：1990-11-01 00:00:00