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：: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：:Publications are often used as a measure of research work success. Human T-lymphotropic virus (HTLV) type 1 and 2 are human retroviruses, which were discovered in the early 1980s, and it is estimated that 15-20 million people are infected worldwide. This article describes a bibliometric review and a coauthorship netwo...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： González-Alcaide G,Ramos JM,Huamaní C,Mendoza Cd,Soriano V

更新日期：2016-01-01 00:00:00

abstract：:Cystic echinococcosis (CE) is a globally parasitic zoonosis caused by larval stages of Echinococcus granulosus. This study investigated E. granulosus genotypes isolated from livestock and humans in the Golestan province, northern Iran, southeast of the Caspian sea, using partial sequencing data of the cytochrome c oxi...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Sharbatkhori M,Tanzifi A,Rostami S,Rostami M,Fasihi Harandi M

更新日期：2016-01-01 00:00:00

abstract：:This study examined the association between oral candidiasis in elderly users and nonusers of prosthesis and its predisposing factors. To this end, we performed a cross-sectional study where saliva samples from 48 patients were collected they used prosthesis and 43 patients (control group) who did not use. Among the 9...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bianchi CM,Bianchi HA,Tadano T,Paula CR,Hoffmann-Santos HD,Leite DP Jr,Hahn RC

更新日期：2016-01-01 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：: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：:Therapy of coccidioidomycosis continues to evolve. For primary pulmonary disease, antifungal therapy is frequently not required while prolonged courses of antifungals are generally needed for those in whom extrathoracic disseminated has occurred. Intravenous amphotericin B should be reserved for those with severe dise...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Ampel NM

更新日期：2015-09-01 00:00:00

abstract：:The aim of this study was to evaluate the effects of the protein-calorie malnutrition in BALB/c isogenic mice infected with Lacazia loboi, employing nutritional and histopathological parameters. Four groups were composed: G1: inoculated with restricted diet, G2: not inoculated with restricted diet, G3: inoculated with...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Barbosa AS,Diório SM,Pedrini SC,Nunes AJ,Belone Ade F,Silva SM,Sartori BG,Calvi SA,Vilani-Moreno FR,Pereira PC

更新日期：2015-09-01 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：:Infection by Candida spp. is associated with high mortality rates, especially when treatment is not appropriate and/or not immediate. Therefore, it is necessary to correctly identify the genus and species of Candida. The aim of this study was to compare the identification of 89 samples of Candida spp. by the manual me...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Souza MN,Ortiz SO,Mello MM,Oliveira Fde M,Severo LC,Goebel CS

更新日期：2015-07-01 00:00:00

abstract：:This study longitudinally investigated the association between Triatoma dimidiata infestation, triatomine infection with Trypanosoma cruzi and household/backyard environmental characteristics in 101 homesteads in Molas and Yucatan, Mexico, between November 2009 (rainy season) and May 2010 (dry season). Logistic regres...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Koyoc-Cardeña E,Medina-Barreiro A,Escobedo-Ortegón FJ,Rodríguez-Buenfil JC,Barrera-Pérez M,Reyes-Novelo E,Chablé-Santos J,Selem-Salas C,Vazquez-Prokopec G,Manrique-Saide P

更新日期：2015-05-01 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：: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：:The evaluation of workers as potential reservoirs and disseminators of pathogenic bacteria has been described as a strategy for the prevention and control of healthcare-associated infections (HAIs). The aim of this study was to evaluate the presence of Enterobacteriaceae in the oral cavity of workers at an oncology ho...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Leão-Vasconcelos LS,Lima AB,Costa Dde M,Rocha-Vilefort LO,Oliveira AC,Gonçalves NF,Vieira JD,Prado-Palos MA

更新日期：2015-03-01 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：: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：:Hand-foot-and-mouth disease (HFMD) is becoming one of the extremely common airborne and contact transmission diseases in Guangzhou, southern China, leading public health authorities to be concerned about its increased incidence. In this study, it was used an ecological study plus the negative binomial regression to id...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Li T,Yang Z,Liu X,Kang Y,Wang M

更新日期：2014-11-01 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：: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：: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：: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：: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：:This study aims to assess the association between schistosomiasis and hookworm infection with hemoglobin levels of schoolchildren in northern Mozambique. Through a cross-sectional survey, 1,015 children from five to 12 years old in the provinces of Nampula, Cabo Delgado and Niassa were studied. Hookworm infection and ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Casmo V,Augusto G,Nala R,Sabonete A,Carvalho-Costa FA

更新日期：2014-05-01 00:00:00

abstract：:A finding of vertical transmission of the DEN 3 virus in male specimens of Aedes aegypti, collected in the 2009 fall-winter period, in Puerto Iguazú city, Misiones, Argentina, using the RT-PCR technique in a 15-specimen pool is reported. This result is analyzed within the context of the epidemiological situation of Ar...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Espinosa M,Giamperetti S,Abril M,Seijo A

更新日期：2014-03-01 00:00:00

abstract：:The administration of viable Bifidobacterium animalis was tested to induce resistance against Strongyloides venezuelensis infection in mice. Effects on parasite burden, worm length, egg output, and intestinal mucosal histology were evaluated. The oral administration of B. animalis, strain 04450B, starting 14 days befo...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Oliveira-Sequeira TC,David ÉB,Ribeiro C,Guimarães S,Masseno AP,Katagiri S,Sequeira JL

更新日期：2014-03-01 00:00:00

abstract：:The production of anti-snake venom from large mammal's blood has been found to be low-yielding and arduous, consequently, antivenom immunoglobulins for treatment are achieved regularly as polyvalent serum. We have standardized an undemanding technique for making purified immunoglobulin IgY antivenom consisting of poly...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Aguilar I,Sánchez EE,Girón ME,Estrella A,Guerrero B,Rodriguez-Acosta FA

更新日期：2014-01-01 00:00:00

abstract：INTRODUCTION:The majority of nosocomial fungal infections are caused by Candida spp. where C. albicans is the species most commonly identified. Molecular methods are important tools for assessing the origin of the yeasts isolated in hospitals. METHODS:This is a study on the genetic profiles of 39 nosocomial clinical i...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bonfim-Mendonça Pde S,Fiorini A,Shinobu-Mesquita CS,Baeza LC,Fernandez MA,Svidzinski TI

更新日期：2013-11-01 00:00:00

abstract：:The aim of this study was to describe the epidemiological profile of snakebite accidents reported by the toxicological assistance center in Fortaleza, Ceará, Brazil. Database information on snakebite accidents was analyzed regarding the period from January 2003 to December 2011. A total of 1063 cases were found. The a...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Albuquerque PL,Silva Junior GB,Jacinto CN,Lima CB,Lima JB,Veras Mdo S,Daher EF

更新日期：2013-09-01 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：:We analyzed the sandflies around houses and domestic animal shelters located in residences close to forests in localities on the banks of the Araguari River, Uberlândia, MG, from February 2003 to November 2004. The phlebotomines were captured in the peridomiciliary area, where Shannon traps were utilized in the perido...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Paula MB,Souza AA,dos Reis AA,Limongi JE,Pajuaba Neto Ade A,Rodrigues Ede A

更新日期：2013-03-01 00:00:00

abstract：:Envenomation by coral snakes (Micrurus sp.) is one of the most dangerous injuries in America and it is considered as a serious medical emergency, however bites by these snakes appear to be rare. We analyzed epidemiological data, clinical signs and antivenom use in Argentina during the period between 1979-2003. During ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Roodt AR,De Titto E,Dolab JA,Chippaux JP

更新日期：2013-01-01 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：: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：: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 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：:Systemic fungal infections are responsible for high mortality rates. Several species of fungi may be involved, but Candida spp. is the most prevalent. Simvastatin is used to lower cholesterol and also exhibits antifungal action. The aim of this study was to evaluate the synergistic action of simvastatin with fluconazo...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Menezes EA,Vasconcelos Júnior AA,Silva CL,Plutarco FX,Cunha Mda C,Cunha FA

更新日期：2012-08-01 00:00:00

abstract：:Infrapopliteal mycotic aneurysm resulting from endocarditis is rare, with only a few reported cases. We describe the case of a 28-year-old male patient who was suffering with pain and edema in the right leg. The ultrasound revealed an aneurysm of the right tibioperoneal trunk and a deep vein thrombosis (DVT). The pati...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Belczak SQ,Sincos IR,Teivelis MP,de Oliveira CA,Fragoso H,Aun R

更新日期：2012-05-01 00:00:00

abstract：:The aim of this cross-sectional study was to determine, among medical students at a public university in Rio de Janeiro, Brazil, the acceptance of the pandemic influenza A/H1N1 vaccine during the 2010 mass immunization campaign and the vaccine safety in this group and, among unvaccinated students, the reasons for refu...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Souza EP,Teixeira Mde S

更新日期：2012-03-01 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