Molecular characterization of Cryptosporidium spp. from HIV infected patients from an urban area of Brazil.

abstract：:Leptospirosis is a globally distributed zoonosis with a broad clinical spectrum. This disease mostly affects liver and kidney tissues. Other organs such as the pancreas, can be affected by leptospirosis-induced vasculitis. In addition, cardiac manifestations are common, and the presence of transient ECG abnormalities ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Gomes PEAC,Brilhante SO,Carvalho RB,Sousa DR,Daher EF

更新日期：2019-12-20 00:00:00

abstract：:The aim of the study was to assess the factors associated with mother-to-child transmission (MTCT) of HIV. The study design is a retrospective cohort. The population consisted of 323 HIV-positive mothers and their newborns, attended at the Perinatal Nucleus/HUPE-UERJ, municipality of Rio de Janeiro, in the period of 2...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Gouvêa ADN,Trajano AJB,Monteiro DLM,Rodrigues NCP,Costa JTD,Cavalcante MB,Auar DF,Gouvea EF,Taquette SR

更新日期：2020-09-30 00:00:00

abstract：:The recognition profile of the tissue cysts antigens by IgG antibodies was studied during acute and chronic human toxoplasmic infection. Thus the IgG response against Toxoplasma gondii was investigated by immunoblotting in two patients accidentally infected with the RH strain as well as in group of naturally infected ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Villavedra M,Carol H,Nieto A

更新日期：1998-03-01 00:00:00

abstract：:Pleural effusions are rare events accompanying histoplasmosis, and in general they are associated with acute forms of the disease. It is described here a case of histoplasmoma associated with pleuritic pain and pleural effusion. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Almeida MC,Vianna LG,Moraes MA

更新日期：1990-09-01 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：: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：: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：:Two cases of spontaneous bacterial peritonitis (SBP) caused by Listeria monocytogenes in cirrhotic patients are reported. In one of the cases, the microorganism was isolated from pleural effusion and ascites. SBP is a serious and common complication of patients with ascites caused by hepatic cirrhosis and the culture ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Toyoshima MT,Apanavicius A,de Matos Soeiro A,de Almeida GM,Arai MH

更新日期：2006-09-01 00:00:00

abstract：:Rotavirus and pathogenic free-living amoebae are causative agents of important health problems, especially for developing countries like Pakistan where the population has limited access to clean water supplies. Here, we evaluated the prevalence of rotavirus and free-living amoebae (Acanthamoeba spp., Balamuthia mandri...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Yousuf FA,Siddiqui R,Khan NA

更新日期：2017-06-01 00:00:00

abstract：:A 73 year-old white male, living in the interior of the state of Mato Grosso do Sul, in central Brazil, after an initial diagnosis of sinusitis was transferred to the neurology service with a 3-day evolution of intracranial hypertension. Exams showed lymphocytic leukemia and a tumor-like lesion, either an expanding in...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Salgado PR,Gorski AG,Aleixo AR,de Barros EO

更新日期：1996-07-01 00:00:00

abstract：:The aim of this study was to compare the fecundity and fertility of B. glabrata and B. straminea by cross- and self-fertilization. To attain this objective, laboratory-raised strains of B. glabrata and B. straminea were used. The former originated from natural breeding grounds in the municipality Paulista, state of Pe...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa MJ,Grault CE,Confalonieri UE

更新日期：2004-05-01 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：:Formalin-killed promastigotes (FKP) of Leishmania major, in combination with Montanide ISA 720 (MISA), BCG or alum were used in vaccination of an inbred murine model against cutaneous leishmaniasis (CL). Significant and specific increases in anti-FKP IgG responses were detected for both alum-FKP and BCG-FKP compared t...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Mutiso JM,Macharia JC,Mutisya RM,Taracha E

更新日期：2010-03-01 00:00:00

abstract：:The aim of this study was to validate the rapid lateral flow Helicobacter pylori stool antigen test (One step H. pylori antigen test, ACON laboratories, San Diego, USA; Prime diagnostics, São Paulo), using 13C-Urea Breath Test as the gold standard for H. pylori infection diagnosis. A total of 98 consecutive patients, ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Silva JM,Villares CA,Monteiro Mdo S,Colaúto C,dos Santos AF,Mattar R

更新日期：2010-05-01 00:00:00

abstract：:Lagochilascariasis is a neglected neotropical helminthiasis, responsible for human infections through the ingestion of raw or undercooked meat from wild animals infected by larvae encysted in their tissues. It is characterized by a chronic evolution with periods of remission and recurrences, affecting mainly the head ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Assy JGPL,Esper HR,Quiroga MMM,Brandão ADS,Said RDC,Pinheiro OC,Ribeiro APDS,Santo MCCDE,França FOS

更新日期：2020-11-09 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：:Strongyloides venezuelensis is a parasitic nematode of rodents frequently used to obtain heterologous antigens for the immunological diagnosis of human strongyloidiasis. The aim of this study was to evaluate membrane fractions from S. venezuelensis for human strongyloidiasis immunodiagnosis. Soluble and membrane fract...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Corral MA,Paula FM,Gottardi M,Meisel DM,Chieffi PP,Gryschek RC

更新日期：2015-01-01 00:00:00

abstract：:In an attempt to find a better T. cruzi antigen and possible immunological markers for the diagnosis of different clinical forms of Chagas'disease, amastigote and trypomastigote antigens obtained from immunosuppressed mice infected with T. cruzi (Y strain) were assessed in comparison with conventional epimastigote ant...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Primavera KS,Umezawa ES,Peres BA,Camargo ME,Hoshino-Shimizu S

更新日期：1990-05-01 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：BACKGROUND:Pemphigus vulgaris (PV) is an autoimmune disease characterized by blistering of the skin and mucosa, which develops due to the interaction between predisposing genetic and environmental factors. Infections caused by members of the Herpesviridae family have been suggested as a possible triggering factor for P...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Brandão ML,Fernandes NC,Batista DP,Santos N

更新日期：2011-03-01 00:00:00

abstract：:Paracoccidioidomycosis and histoplasmosis are systemic fungal infections endemic in Brazil. Disseminated clinical forms are uncommon in immunocompetent individuals. We describe two HIV-negative patients with disseminated fungal infections, paracoccidioidomycosis and histoplasmosis, who were diagnosed by biopsies of su...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pereira GH,Lanzoni VP,Beirão EM,Timerman A,Melhem Mde S

更新日期：2015-12-01 00:00:00

abstract：:In view of the high circulation of migratory birds and the environmental and climatic conditions which favor the proliferation of arthropods, the Brazilian Pantanal is susceptible to circulation of arboviruses. However, the amount of data concerning arbovirus vectors in this area is scarce; therefore the aim of this s...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pauvolid-Corrêa A,Tavares FN,Alencar J,Silva Jdos S,Murta M,Serra-Freire NM,Pellegrin AO,Gil-Santana H,Guimarães AE,Silva EE

更新日期：2010-01-01 00:00:00

abstract：:The dot-enzyme-linked immunosorbent assay (dot-ELISA) was standardized using somatic (S) and excretory-secretory (ES) antigens of Toxocara-canis for the detection of specific antibodies in 22 serum samples from children aged 1 to 15 years, with clinical signs of toxocariasis. Fourteen serum samples from apparently nor...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Camargo ED,Nakamura PM,Vaz AJ,da Silva MV,Chieffi PP,de Melo EO

更新日期：1992-01-01 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：:A chronic infection (10 years) by Lagochilascaris minor is described in a woman from the amazon region of Colombia. This is the third case of infection by this parasite that has been described so far in Colombia, and only the first one in a person coming from the Colombian Amazon region. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Moncada LI,Alvarez CA,Castellanos C,Caceres E,Nicholls S,Corredor A

更新日期：1998-11-01 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：:In this study, Leishmania species were identified by Polymerase Chain Reaction (PCR). The epidemiology of patients suspected of having American Cutaneous Leishmaniasis in the municipality of Assis Brasil, Acre State, located in the Brazil/Peru/Bolivia tri-border was also investigated. By PCR, the DNA of Leishmania was...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Teles CB,Medeiros JF,Santos AP,Freitas LA,Katsuragawa TH,Cantanhêde LM,Ferreira Rde G,Camarg LM

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：:To determine the larvicidal activity of various extracts of Gymnema sylvestre against the Japanese Encephalitis vector, Culex tritaeniorynchus in Tamilnadu, India. To identify the active principle present in the promising fraction obtained in Chlorofom:Methanol extract of Fraction 2. The G. sylvestre leaf extracts wer...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Elumalai K,Dhanasekaran S,Krishnappa K

更新日期：2012-12-01 00:00:00

abstract：:The formalin-Tween sedimentation method was compared with the formalin-ether sedimentation for parasitic detection. Of a total 297 fecal specimens examined, 72.1% were positive. The formalin-tween technique was effective for ascertaining helminths, particularly Ascaris lumbricoides, Trichuris trichiura and hookworm eg...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Methanitikorn R,Sukontason K,Sukontason KL,Piangjai S

更新日期：2003-09-01 00:00:00