Transmission of Schistosoma mansoni under experimental conditions using the bovine--Biomphalaria glabrata-bovine model.

abstract：:Even though there are data published on HPV epidemiology in Ecuador, the distribution of genotypes in Guayaquil, the largest city in the country, has not been previously determined in a study including including both, men and women. The present study aimed to determine the distribution of 37 HPV genotypes in genital s...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Muentes GDG,García MAM,Galárraga RIB,Ollague K,Wachter CV,Cabezas JCR

更新日期：2019-08-19 00:00:00

abstract：:The authors reported one case of eumycotic mycetoma due to Madurella grisea (black grains) occurred on the right foot of the patient studied. The structure, microscopic morphology and therapeutic evolution are also studied and reported. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Belda Júnior W,Cucé LC,Dias MC,Lacaz Cda S

更新日期：1989-05-01 00:00:00

abstract：:The municipality of Cantagalo is an area with sustained transmission of American Cutaneous Leishmaniasis (ACL). Monthly sand fly collections were performed for three years (June 2012 - May 2015) using a CDC light trap. A total of 3,310 specimens belonging to 12 species were trapped: Nyssomyia intermedia, Nyssomyia whi...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Peres-Dias QN,Oliveira CD,Souza MB,Meira Ade M,Villanova CB

更新日期：2016-07-11 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：: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：: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：:The circulation of arboviruses throughout the world and the maintenance of lymphatic filariasis endemicity in tropical countries, combined with the lack of vaccines and specific treatments, highlight the importance of reducing the populations of mosquitoes involved in the transmission of these pathogens, Aedes aegypti...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Xavier MDN,Rodrigues MP,Melo DCTV,Santos EMM,Barbosa RMR,Oliveira CMF

更新日期：2020-11-27 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：: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：: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：: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：: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

abstract：:Tuberculous brain abscesses in AIDS patients are considered rare with only eight cases reported in the literature. We describe the case of a 34-year-old woman with AIDS and previous toxoplasmic encephalitis who was admitted due to headache and seizures. A brain computed tomography scan disclosed a frontal hypodense le...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vidal JE,Cimerman S,da Silva PR,Sztajnbok J,Coelho JF,Lins DL

更新日期：2003-03-01 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：:The 4-year study (1987-1990) covered the major clinical-epidemiological characteristics of pneumonia in children as diagnosed at the emergency service of the Children's Hospital, as well as etiologies, and factors involved in the most severe cases. Etiology was determined in 47.7% of the 541 pneumonia cases, involving...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Hortal M,Suarez A,Deleon C,Estevan M,Mogdasy MC,Russi JC,Contera M,Meny M

更新日期：1994-05-01 00:00:00

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：:Patients infected with the Human Immunodeficiency Virus (HIV) often have opportunistic infections, among which strongyloidiasis and coccidiosis are the most common parasitic infections that aggravate their health status. This study examined the prevalence of intestinal parasites, particularly of Strongyloides stercora...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Barcelos NB,Silva LFE,Dias RFG,Menezes Filho HR,Rodrigues RM

更新日期：2018-03-08 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：:To investigate the effectiveness of the influenza vaccine in a population of elderly outpatients, we compared the occurrence and frequency of influenza like illness (ILI), respiratory illness and hospitalization in vaccinated and non-vaccinated subjects. All the outcomes were clinically defined. The two groups were si...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Gutierrez EB,Li HY,Santos AC,Lopes MH

更新日期：2001-11-01 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：: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：: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：: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：: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：:An epidemiological survey with histoplasmin skin test was performed in 392 poultry farmers and 265 workers considered without occupational risk of exposition to Histoplasma capsulatum, etiologic agent of histoplasmosis. The results were positive in 28.8% and 13.2% in both groups respectively. Statistically, there was ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Suárez Hernández M,Fernández Andreu CM,Estrada Ortiz A,Cisneros Despaigne E

更新日期：1992-07-01 00:00:00

abstract：:Erythromycin, a reversal agent in multidrug-resistant cancer, was assayed in chloroquine resistance modulation. The in vitro microtechnique for drug susceptibility was employed using two freshly isolates of Plasmodium falciparum from North of Brazil. The antimalarial effect of the drug was confirmed, with an IC50 esti...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Menezes CM,Kirchgatter K,Di Santi SM,Savalli C,Monteiro FG,Paula GA,Ferreira EI

更新日期：1999-07-01 00:00:00

abstract：:A proven case of human infection caused by Angiostrongylus costaricensis is reported for the first time in Venezuela. The patient was a 57-year-old female surgically operated because of signs of peritonitis with a palpable mass at the lower right quadrant of the abdomen. WBC count reported 16,600 cells/mm3, with 46% e...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Incani RN,Caleiras E,Martín M,González C

更新日期：2007-05-01 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：:Two naturally infected dogs (male and female) from Teófilo Otoni (MG-Brazil) were maintained for 18 months in our laboratory. Two other dogs, two months old males were infected with 1 x 10(6) promastigotes of MHO/BR/70/BH46 Leishmania (Leishmania) chagasi strain, endovenous route, and autopsied after 10 months and two...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Tafuri WL,Michalick MS,Dias M,Genaro O,Leite VH,Barbosa AJ,Bambirra EA,da Costa CA,Melo MN,Mayrink W

更新日期：1989-05-01 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