B and delta hepatitis virus infection in a population of west Africa.

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：: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：: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：: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 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：: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：:In order to study the chemoresistance of Plasmodium falciparum to commonly used antimalarial drugs in Brazil the authors have studied ten patients with falciparum malaria, acquired in the Brazilian Amazon region. Patients were submitted to in vivo study of drug sensitivity, after chemotherapy with either 4-aminoquinol...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Segurado AA,di Santi SM,Shiroma M

更新日期：1997-03-01 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：: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：: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：:Paracoccidioidomycosis is a chronic granulomatous disease that induces a specific inflammatory and immune response. The participation of nitric oxide (NO), a product of the inducible nitric oxide synthase enzyme (iNOS), as an important fungicidal molecule against Paracoccidioides brasiliensis has been demonstrated. In...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Batista AC,Soares CT,Lara VS

更新日期：2005-09-01 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：:Public parks are leisure environments widely used by both, adults and children, often accompained by their pets. Soil contamination of these environments by enteric viruses and intestinal parasites occurs through these animals feces. The aim of this work was to detect Carnivore protoparvovirus 1 (CPV-1) and different ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Eisen AKA,Demoliner M,Oliveira KG,Troian EA,Mallmann L,Filippi M,Almeida PR,Spilki FR

更新日期：2019-11-25 00:00:00

abstract：:Fasciola hepatica somatic antigen, its partially purified fractions and excretion-secretion products were investigated as to serological, electrophoretic and biological properties. In a Sephadex G-100 column (SG-100), Fasciola hepatica total antigen (FhTA) gave 5 fractions, and SDS-PAGE analysis showed they were glyco...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cervi LA,Rubinstein H,Masih DT

更新日期：1992-11-01 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：: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：: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 authors report clinical features and therapeutic response of 24 outpatients with acute Chagas' disease, and 3 in the initial chronic phase, referred to the Clinic for Infectious and Parasitic Diseases of the FMUSP "Clínicas" Hospital between 1974 and 1987. The following transmission routes were involved: triatomin...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Shikanai-Yasuda MA,Lopes MH,Tolezano JE,Umezawa E,Amato Neto V,Barreto AC,Higaki Y,Moreira AA,Funayama G,Barone AA

更新日期：1990-01-01 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：:Cerebral phaeohyphomycosis ("chromoblastomycosis") is a rare intracranial lesion. We report the first human culture-proven case of brain abscesses due to Fonsecaea pedrosoi in Brazil. The patient, a 28 year-old immunocompetent white male, had ocular manifestations and a hypertensive intracranial syndrome. Magnetic res...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Nóbrega JP,Rosemberg S,Adami AM,Heins-Vaccari EM,Lacaz Cda S,de Brito T

更新日期：2003-07-01 00:00:00

abstract：UNLABELLED:Coccidioidomycosis is an endemic infection with a relatively limited geographic distribution: Mexico, Guatemala, Honduras, Colombia, Venezuela, Bolivia, Paraguay, Argentina and the southwest of the United States. In these countries, the endemic area is restricted to the semiarid desert like regions which are...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Martins Mdos A,de Araújo Eda M,Kuwakino MH,Heins-Vaccari EM,Del Negro GM,Vozza Júnior JA,Lacaz Cda S

更新日期：1997-09-01 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：: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：:Staphylococcal Coagglutination was used as method for a rapid identification of mycoplasmas that could be performed by non specialized laboratories. Suspensions of Staphylococcus aureus (Cowan I) sensitized with rabbit antibodies against NCTC mycoplasma strains have identified these microorganisms and the strains isol...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Timenetsky J,Curcio M

更新日期：1993-11-01 00:00:00

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：:Haptoglobin assay, a highly sensitive method to detect intravascular hemolysis was carried out in the sera of 19 patients referred to Hospital Vital Brazil with the cutaneous form of loxoscelism in order to investigate the occurrence of mild intravascular hemolysis. Data from this series did not show decreased levels ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Morena P,Nonoyama K,Cardoso JL,Barretto OC

更新日期：1994-03-01 00:00:00

abstract：:Cytomegalovirus (CMV) infection is the most common congenital infection, affecting 0.4% to 2.3% newborns. Most of them are asymptomatic at birth, but later 10% develop handicaps, mainly neurological disturbances. Our aim was to determine the prevalence of CMV shed in urine of newborns from a neonatal intensive care un...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Santos DV,Souza MM,Gonçalves SH,Cotta AC,Melo LA,Andrade GM,Brasileiro-Filho G

更新日期：2000-05-01 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：:Neurocysticercosis (NC), the presence of Taenia solium metacestodes in tissues, is the most frequent and severe parasitic infection of the central nervous system. We investigated the presence of total IgE by an automated chemiluminescence assay in 53 paired cerebrospinal fluid (CSF) and serum samples from patients wit...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bueno EC,Vaz AJ,Machado Ld,Livramento JA

更新日期：2000-03-01 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