Frequency and distribution of HPV genotypes in 800 genital samples of Ecuadorian men and women from the city of Guayaquil.

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：:Field collections of immatures and adults of Culicidae were carried out in the Rio Doce Valley, Espírito Santo State, aiming to increase knowledge on the anopheline species of that region. Considering all Culicidae species collected, among other anopheline it is noteworthy the presence of Anopheles darlingi, An. oswal...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Natal D,Urbinatti PR,Malafronte Rdos S,Rezende HR,Cerutti C Jr,Sallum MA

更新日期：2007-09-01 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：:Immunosuppressed animals respond poorly to schistosomal chemotherapy and a proper response can be restored by the administration of immune serum. Present study attempts to search whether immunological stimulation would increase drug effectiveness. Swiss mice infected with 50 S. mansoni cercariae were later treated wit...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Silva LM,Andrade ZA

更新日期：1997-01-01 00:00:00

abstract：:A 25-year-old male without prior co-morbidities was admitted to hospital with Fusobacterium necrophorum bacteremia, where he was found to have liver and splenic abscesses. Further evaluation with echocardiography revealed a bicuspid aortic valve with severe insufficiency and a 1.68 x 0.86 cm vegetation. The patient re...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Handler MZ,Miriovsky B,Gendelman HE,Sandkovsky U

更新日期：2011-05-01 00:00:00

abstract：:Thirty eight paralysis cases classified as Guillain-Barré syndrome (GBS) in Brazil were analysed. In all these cases Sabin-related poliovirus vaccine strains were isolated. In most of the cases the last vaccine dose was given months or years before the onset of GBS, suggesting a persistent infection or the transmissio...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Friedrich F,Filippis AM,Schatzmayr HG

更新日期：1996-01-01 00:00:00

abstract：:This study presents the results of T. mentagrophytes inoculation in the cheek pouch of the hamster, an immunologically privileged site. Forty two animals were used: 21 inoculated with 10(6) fungi in the cheek pouch (group 1) and 21 inoculated initially with 10(6) fungi in the foot pad and 15 days later in the cheek po...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Arruda MS,Gilioli S,Vilani-Moreno FR

更新日期：2001-01-01 00:00:00

abstract：:Two cases of ectopic cutaneous schistosomiasis are described. Both patients presented with abdominal papular skin lesions, which on biopsy were found to contain granulomas with Schistosoma mansoni eggs. Twenty-five other cases were retrieved from the literature. Most patients were female, mean age 24.9 year, with a pr...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Andrade Filho Jde S,Lopes MS,Corgozinho Filho AA,Pena GP

更新日期：1998-07-01 00:00:00

abstract：:We all hope that biotechnology will answer some social and economical unavoidable requirements of the modern life. It is necessary to improve agriculture production, food abundance and health quality in a sustainable development. It is indeed a hard task to keep the progress on taking into account the rational use of ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Simões-Barbosa A,Simões Barbosa C,Simões Barbosa F

更新日期：2001-07-01 00:00:00

abstract：:This work aimed to assess pathogenic potential and clonal relatedness of Aeromonas sp. and Vibrio cholerae isolates recovered during a diarrhea outbreak in Brazil. Clinical and environmental isolates were investigated for the presence of known pathogenic genes and clonal relatedness was assessed by intergenic spacer r...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Mendes-Marques CL,Nascimento LM,Theophilo GN,Hofer E,Melo Neto OP,Leal NC

更新日期：2012-12-01 00:00:00

abstract：:The objective of the present study was to estimate the prevalence of herpes simplex virus type 2 (HSV 2) antibodies in child bearing women of 2 Brazilian populations with different socioeconomic status and to determine the risk of neonatal HSV exposure by means of maternal cultures at the onset of labor. The study was...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Weinberg A,Canto CL,Pannuti CS,Kwang WN,Garcia SA,Zugaib M

更新日期：1993-05-01 00:00:00

abstract：:In order to better understand the biology of Centrocestus formosanus in a definitive host model, mice of Swiss and AKR/J strains were experimentally infected with 100 metacercariae of the parasite. Fourteen days post-infection, the rodents were killed and adult trematodes were recovered from the small intestine. The p...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Mati VL,Pinto HA,Melo AL

更新日期：2013-03-01 00:00:00

abstract：:The aim of this study was to evaluate the concordance between two versions of the scoring system (2011 and 2019), recommended by the Brazilian Ministry of Health, for the diagnosis of pulmonary tuberculosis (PTB) in children and adolescents. A retrospective descriptive study was performed to assess the medical records...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Carvalho RF,Carvalho ACC,Velarde LGC,Rossoni AMO,Aurilio RB,Sias SMA,Schmidt CM,Moreira ADSR,Martins PDS,Gonçalves LI,Martire TM,Barbosa APF,Santos APQD,Romanelli RMC,Oliveira MDGR,Diniz LMO,Carvalho AL,Lucena SC,Cruz

更新日期：2020-10-30 00:00:00

abstract：:Sample preparation and DNA extraction protocols for DNA amplification by PCR, which can be applied in human fecal samples for taeniasis diagnosis, are described. DNA extracted from fecal specimens with phenol/chloroform/isoamilic alcohol and DNAzol reagent had to be first purified to generate fragments of 170 pb and 6...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Nunes CM,Lima LG,Manoel CS,Pereira RN,Nakano MM,Garcia JF

更新日期：2006-01-01 00:00:00

abstract：:Wild rodents have been described as the most important hosts for Angiostrongylus costaricensis in Central America and southern Brazil. Sinantropic rodents apparently do not play a significant role as natural hosts. A search for natural infection failed to document worms in 14 mice captured in the house of a patient wi...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： dos Santos FT,Pinto VM,Graeff-Teixeira C

更新日期：1996-05-01 00:00:00

abstract：:This study aimed to assess the exposure of free-living jaguars (Panthera onca) to Leptospira spp. and Brucella abortus in two conservation units in the Pantanal of Mato Grosso, Brazil. The presence of antibodies in blood samples of eleven jaguars was investigated using autochthonous antigens isolated in Brazil added t...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Onuma SS,Kantek DL,Crawshaw Júnior PG,Morato RG,May-Júnior JA,Morais ZM,Ferreira Neto JS,Aguiar DM

更新日期：2015-03-01 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：: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：: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：: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：: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 comparative study of the "in vitro" susceptibility of 24 Cryptococcus strains to 5 antifungal drugs (amphotericin B, 5 fluorocytosine, miconazole, itraconazole and ketoconazole), was carried out. These strains were grouped according to species, varieties and isolation's origins. The minimum inhibitory concentration ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bava AJ,Negroni R

更新日期：1989-09-01 00:00:00

abstract：:Chromoblastomycosis (CR) is a subcutaneous chronic mycosis characterized by a granulomatous inflammatory response. However, little is known regarding the pattern of leukocyte subsets in CR and the pathways involved in their recruitment. The objective of this study was to assess the cellular subsets, chemokine, chemoki...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Sá VC,Silva TA,Reis CM,Cunha FQ,Figueiredo F,Bocca AL

更新日期：2007-01-01 00:00:00

abstract：:Neutrophils, eosinophils and macrophages are cells that interact with invading parasites and naive hosts have been shown to have anti-parasitic activity. The initial reaction of these leukocytes is the generation of reactive oxygen species (ROS) to play in parasite expulsion. The present work was carried out to study ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pugine SM,Faria MF,Maia AA,Valle CR,Boschini C,Poleti MD,Silva MR,De Melo MP

更新日期：2005-03-01 00:00:00

abstract：:Leptospirosis is a reemerging zoonosis caused by bacteria of the genus Leptospira sp. with global importance in the medical and veterinary fields, being responsible for about 59 thousand deaths each year in the world. The use of Geographic Information Systems (GIS) in the health sector is propitious and has been adopt...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Souza IPO,Uberti MS,Tassinari WS

更新日期：2020-06-05 00:00:00

abstract：:Human T-lymphotropic virus type 1 (HTLV-1) is found in indigenous peoples of the Pacific Islands and the Americas, whereas type 2 (HTLV-2) is widely distributed among the indigenous peoples of the Americas, where it appears to be more prevalent than HTLV-1, and in some tribes of Central Africa. HTLV-2 is considered an...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Paiva A,Casseb J

更新日期：2015-01-01 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：:M. hominis and U. urealyticum are the better-known mycoplasma species pathogenic to the human genitourinary tract, causing mainly urethritis, bacterial vaginosis and pregnancy complications. In HIV-infected patients, the prevalence and role of these species is still not well known. The aim of this work was to determin...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cordova CM,Cunha RA

更新日期：2000-07-01 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：: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