Cryo-microtome sections of coproculture larvae of Strongyloides stercoralis and Strongyloides ratti as antigen sources for the immunodiagnosis of human strongyloidiasis.

abstract：:Forty children with a diagnosis of Visceral Toxocariasis were evaluated prospectively from February 1982 to June 1989. Diagnosis was established by clinical, laboratory and serological (ELISA - ES Toxocara canis antigen) evaluations. A great clinical polymorphism was found in our patients, ranging from unspecific or a...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Jacob CM,Pastorino AC,Peres BA,Mello EO,Okay Y,Oselka GW

更新日期：1994-01-01 00:00:00

abstract：:The availability of an ultramicroanalytic system (SUMA) and species-specific antigen of M. leprae obtained by chemical synthesis, have made possible the standardization and validation of an ultramicroELISA assay for detecting specific human IgM antibodies to this mycobacterium. The specificity of this test to demonstr...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Laferte J,Abreu EG,Robaina R,Verez V

更新日期：1991-11-01 00:00:00

abstract：:The high mortality rates associated with candidemia episodes and the emergence of resistance to antifungal agents necessitate the monitoring of the susceptibility of fungal isolates to antifungal treatments. The new, recently approved, species-specific clinical breakpoints (SS-CBPs)(M27-S4) for evaluating susceptibili...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Santos ER,Dal Forno CF,Hernandez MG,Kubiça TF,Venturini TP,Chassot F,Santurio JM,Alves SH

更新日期：2014-11-01 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：:Between April and October 2002, thirty fortnightly collections of oysters (Crassostrea rhizophorea) from a natural oyster bed at the Cocó River estuary in the Sabiaguaba region (Fortaleza, Ceará, Brazil) were carried out, aiming to isolate Aeromonas spp. strains. Oyster samples were submitted to the direct plating (DP...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Evangelista-Barreto NS,Vieira RH,Carvalho FC,Torres RC,Sant'Anna ES,Rodrigues DP,Reis CM

更新日期：2006-05-01 00:00:00

abstract：:Among the 424 serum samples examined, the prevalence of hepatitis virus infection turned out to be 89.6%, with 15.6% of HBsAg positivity. Some of the samples belonged to an afferent population and some other to workers of a West Africa rural hospital (Pop. Rep. of Benin). 27.3% of the positive subjects presented activ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Zanchetta N,Vigano P,Ferrario MP,Priuli GB,Djigbenoude O,Nardi GP,Pagano A

更新日期：1990-01-01 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：: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：:Staphylococcus aureus binds Immunoglobulin G (IgG) on its external surface due to the presence of specific receptors for the Fc domain of this immunoglobulin. This mechanism represents a kind of camouflage against phagocytic cells. In order to confirm that possibility an in vitro evaluation of the phagocytic activity ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vega B,Garcia JD,Hernandez F

更新日期：1999-05-01 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：:Sixteen patients with endemic pemphigus foliaceus were submitted to nutritional evaluation. Ten had the localized form of the disease (Group G1) and six the disseminated form (Group G2). The patients were submitted to anthropometric measurements (weight, height, Quetelét index, tricipital skin fold, subscapular skin f...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Barraviera SR,Dillon NL,Curi PR,Pereira PC,de Almeida DB

更新日期：1995-01-01 00:00:00

abstract：:Escherichia coli causes various ailments such as septicemia, enteritis, foodborne illnesses, and urinary tract infections which are of concern in the public health field due to antibiotic resistance. Silver nanoparticles (AgNP) are known for their biocompatibility and antibacterial activity, and may prove to be an alt...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ashmore D,Chaudhari A,Barlow B,Barlow B,Harper T,Vig K,Miller M,Singh S,Nelson E,Pillai S

更新日期：2018-01-01 00:00:00

abstract：:Two xenic isolates and cloned cultures of Entamoeba dispar were submitted to monoxenization using Crithidia fasciculata as the associated organism. Growth in monoxenic cultivation and ability of xenic and monoxenic trophozoites to destroy VERO cells and produce lesions in hamster livers were compared to those of a vir...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa AO,Gomes MA,Rocha OA,Silva EF

更新日期：2006-09-01 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 effect of anesthetic drugs on the localization of adult worms in albino mice was compared. The animals with 56 days of infection were anesthetized with pentobarbital sodium, ether or chloroform. Perfusion was carried out immediately after, recovering the worms and classifying them in relation to their localization...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Machado e Silva JR,de Lima MA,Rodrigues e Silva R,Maldonado Júnior A,Presgrave OA,Rey L

更新日期：1993-07-01 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：:Chromoblastomycosis is a chronic fungal infection. Itraconazole and terbinafine are the most recommended antifungal drugs for chromoblastomycosis, while amphotericin B is not usually recommended. A patient with chromoblastomycosis in our hospital showed poor clinical responses to itraconazole and terbinafine. The fungus...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Zhang J,Wu X,Li M,Huang J,Yin S,Huang H,Lu C,Xi L

更新日期：2019-06-19 00:00:00

abstract：:In children, vertical transmission is the main form of HIV infection. Our aim was to determine the prevalence of HIV-1 vertical transmission in mother-infant pairs in a public maternity ward in Presidente Prudente, SP. Additionally; we sought to identify characteristics associated with this form of transmission. The f...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Prestes-Carneiro LE,Spir PR,Ribeiro AA,Gonçalves VL

更新日期：2012-01-01 00:00:00

abstract：:Supernatant of boiled spleen saline-suspensions of Yersinia pestis experimentally infected animals were used as template for PCR amplification without DNA extraction. PCR sensitivity was enhanced by a second round of amplification (Nested). No amplification was observed from non-infected animals. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Leal NC,Abath FG,Alves LC,de Almeida AM

更新日期：1996-09-01 00:00:00

abstract：:The dissemination of the giant African snail Achatina fulica in several countries has triggered a great number of studies on the mollusk, including those on zoonoses related to health in humans. The current research is a scientific survey on articles published in four databases, namely, PubMed, Bireme, Scielo and Lila...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pavanelli GC,Yamaguchi MU,Calaça EA,Oda FH

更新日期：2017-04-13 00:00:00

abstract：:Chagas disease and the leishmaniases are endemic zoonoses of great importance to public health in the state of Piauí, Brazil. The domestic dog (Canis familiaris) is a major reservoir, host of Trypanosoma cruzi and Leishmania spp. in both urban and rural areas, playing an important role in the transmission of these par...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Perez TD,Figueiredo FB,Junior AA,Silva VL,Madeira MF,Brazil RP,Coura JR

更新日期：2016-11-03 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：:Recombinant yeast-derived hepatitis B vaccine manufactured by Instituto Butantan was administered in two groups of adult volunteers (I, II) following two different schedules of immunization. In the first trial (10 &mgr;g doses and 0, 1, 3 months vaccination schedule) 106 individuals completed the full immunization pro...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ioshimoto LM,Rissato ML,Bonilha VS,Miyaki C,Raw I I,Granovski N

更新日期：1999-05-01 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：:This case report describes the findings of a 18 year-old black male from Bahia, a Northeastern state in Brazil, with the sickle cell trait, who developed bilateral hyphema and vitreous hemorrhage with blindness in the course of leptospirosis. The patient started to complain of blurred vision four days after the start ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa E,Lopes AA,Sacramento E,Santos PA

更新日期：2000-09-01 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：:After the introduction of the rotavirus vaccine, the number of rotavirus-associated deaths and the predicted annual rotavirus detection rate had slightly declined worldwide. Taking in account that in Colombia, Rotarix vaccine was introduced in 2009, the purpose of this study was to evaluate the presence of rotavirus A...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Martinez-Gutierrez M,Arcila-Quiceno V,Trejos-Suarez J,Ruiz-Saenz J

更新日期：2019-07-01 00:00:00

abstract：:Physical examination of nails was carried out in 210 elderly patients and nail scrapings were obtained from onychomycosis suggested lesions in order to determine their causative agents, incidence and clinical characteristics. Diagnostic was confirmed by the isolation of the agents from 74 patients, mainly from toe-nai...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Rodríguez-Soto ME,Fernández-Andreu CM,Moya Duque S,Rodríguez Díaz RM,Martínez-Machín G

更新日期：1993-05-01 00:00:00

abstract：:The humoral and cellular immune responses as well as the resistance to infection with bloodstream forms of T. cruzi were studied in mice immunized with acidic antigenic fractions from parasite cytosol, F III and F IV, plus Bordetella pertussis as adjuvant. The immunization with F III induced positive ITH and DTH respo...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Gea S,Gruppi A,Cerban F,Pistoresi Palencia MC,Vottero-Cima E

更新日期：1992-09-01 00:00:00