Clinical and laboratory findings of disseminated Mycobacterium avium complex infection (DMAC) in a pair matched case-control study.

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：: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：: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：:The snail density, levels of infection and the monthly production of Schistosoma mansoni cercariae by Biomphalaria glabrata were determined in a focus of Barreiro de Baixo (Belo Horizonte, MG, Brazil). During a period of 38 months (1984 to 1987) 5,366 snails were collected of which 324 (6.03%) were infected with S. ma...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Souza CP,Araújo N,Jannotti-Passos LK,Guimarães CT

更新日期：1994-11-01 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：:The aim of this study was to validate the rapid lateral flow Helicobacter pylori stool antigen test (One step H. pylori antigen test, ACON laboratories, San Diego, USA; Prime diagnostics, São Paulo), using 13C-Urea Breath Test as the gold standard for H. pylori infection diagnosis. A total of 98 consecutive patients, ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Silva JM,Villares CA,Monteiro Mdo S,Colaúto C,dos Santos AF,Mattar R

更新日期：2010-05-01 00:00:00

abstract：:This paper reports the findings of a survey for intestinal parasites among the Xavánte Indians from Central Brazil. A. lumbricoides (25.0%) and hookworms (33.6%) were the two most common helminths; E. histolytica complex (7.8%) and G. lamblia (8.6%) the most common protozoans. The majority (58.5%) of positive individu...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Santos RV,Coimbra Júnior CE,Flowers NM,Silva JP

更新日期：1995-03-01 00:00:00

abstract：:In order to contribute to a better understanding of the forms of acquisition of hepatitis C virus (HCV) in Brazil, with special emphasis on sexual transmission, we determined the presence of HCV infection in regular partners and in non-sexual home communicants of blood donors seen at Fundação Pró-Sangue Hemocentro de ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Tengan FM,Eluf-Neto J,Cavalheiro NP,Barone AA

更新日期：2001-05-01 00:00:00

abstract：UNLABELLED:Hepatocellular carcinoma (HCC) is an important type of cancer etiologically related to some viruses, chemical carcinogens and other host or environmental factors associated to chronic liver injury in humans. The tumor suppressor gene p53 is mutated in highly variable levels (0-52%) of HCC in different countr...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Alves VA,Nita ME,Carrilho FJ,Ono-Nita SK,Wakamatsu A,Lehrbach DM,de Carvalho MF,de Mello ES,Gayotto LC,da Silva LC

更新日期：2004-01-01 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：: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 response to interferon treatment in chronic hepatitis NANB/C has usually been classified as complete, partial or absent, according to the behavior of serum alanine aminotransferase (ALT). However, a more detailed observation of the enzymatic activity has shown that the patterns may be more complex. The aim of this...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： da Silva LC,Ono SK,Fonseca LE,Carrilho FJ,Mendes LC,França AV,Madruga CL,Laudanna AA

更新日期：1995-05-01 00:00:00

abstract：:Giardia duodenalis isolates from asymptomatic or symptomatic patients and from animals present similarities and differences in the protein composition, antigenic profile, pattern of proteases and isoenzymes, as well as in nucleic acids analysis. In the present overview, these differences and similarities are reviewed ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Guimarães S,Sogayar MI,de Franco MF

更新日期：1999-01-01 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：: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：: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：:Cryo-microtome sections of larvae of Strongyloides stercoralis and S. ratti respectively obtained from human and rat feces cultures, were used as antigens. Fluoresceinate conjugates against human IgG were employed at the ideal titer of 10 for S. stercoralis and 100 for S. ratti. The sensitivity of the indirect immunof...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa-Cruz JM,Bullamah CB,Gonçalves-Pires Mdo R,Campos DM,Vieira MA

更新日期：1997-11-01 00:00:00

abstract：:Zika virus (ZIKV) clinical presentation and frequency/duration of shedding need further clarification. Symptomatic ZIKV-infected individuals identified in two hospitals in Sao Paulo State, Brazil, were investigated regarding clinical characteristics, shedding in body fluids, and serodynamics. Ninety-four of 235 sympto...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Tozetto-Mendoza TR,Avelino-Silva VI,Fonseca S,Claro IM,Paula AV,Levin AS,Sabino EC,Mendes-Correa MC,Figueiredo WM,Felix AC,Souza NCS,Costa AA,Inenami M,Silva RMGD,Levi JE,Romano CM,Paranhos-Baccalà G,Segurado AC,Mayau

更新日期：2019-01-01 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：: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：: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：:A serological screening was performed in 615 individuals aged 0-87 years, living in the city of Cordoba, Argentina to study the relationship between antibody prevalence for the SLE virus and age. A 13.98% prevalence of neutralizing antibodies was obtained and its relation to age was significantly high (p = 0.045). The...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Spinsanti LI,Ré VE,Díaz MP,Contigiani MS

更新日期：2002-03-01 00:00:00

abstract：:It is essential that healthcare providers are familiar with the full spectrum of clinical presentations of syphilis. A rare manifestation of secondary syphilis is the corymbiform (or corymbose) arrangement, in which a central greater papule is surrounded by smaller satellite lesions. Very few reports of corymbiform sy...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Eyer-Silva WA,Souza VPB,Silva GARD,Brasil FV,Portela ADS,Carvalho RS,Neves-Motta R,Martins CJ

更新日期：2018-08-20 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：:We present a case of prenatal diagnosis of congenital rubella. After birth, in addition to traditional serologic and clinical examinations to confirm the infection, we could identify the virus in the "first fluid aspirated from the oropharynx of the newborn", using polimerase chain reaction (PCR). We propose that this...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pedreira DA,Haiek DB,Okay TS,Russo EM,Proença RS,Falcão MC,Zugaib M

更新日期：1997-11-01 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：: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：:Evaluation of TNF-alpha in patients with Kala-azar has drawn increasing interest due to its regulatory role on the immune system, in addition to its cachetizing activity. The objective of this study was to examine the association between plasma levels of TNF-alpha, measured by immunoreactivity (ELISA) and bioactivity ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Salomão R,Castelo Filho A,de Medeiros IM,Sicolo MA

更新日期：1996-03-01 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：:This clinical case presents a patient with a raised and ulcerative lesion with erythematous edges in the mouth, on the lower lip that was unsuccessfully treated as herpes labialis. Clinical data and laboratory tests (Montenegro skin test, indirect immunofluorescence, direct parasite search and polymerase chain reactio...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Oyama J,Ferreira FBP,Conter CC,Lera-Nonose DSSL,Ramos-Milaré ÁCFH,Venazzi EAS,Silveira TGV,Lonardoni MVC

更新日期：2018-01-01 00:00:00