H Capsulatum
Mostrando 1-12 de 264 artigos, teses e dissertações.
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1. Que orientações o ACS pode fornecer nas visitas domiciliares para prevenção da histoplasmose?
Histoplasmose é uma infecção causada pelo fungo Histoplasma capsulatum. Embora na grande maioria das vezes seja assintomática ou auto-limitada, em alguns indivíduos pode desenvolver infecção pulmonar aguda (tipo uma pneumonia) ou infecção disseminada progressiva e severa (infecção generalizada), sobretudo em pacientes imunodeprimidos (ex: infec
Núcleo de Telessaúde Rio Grande do Sul. Publicado em: 12/06/2023
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2. Thermotolerance of Histoplasma capsulatum at 40 °C predominates among clinical isolates from different Latin American regions
ABSTRACT The yeast phase of 22 Histoplasma capsulatum clinical isolates from Mexico, Argentina, Colombia, and Guatemala and three reference strains, one from Panama and two from the United States of America (USA), were screened for thermosensitivity characteristics using different analyses. Growth curves at 0, 3, 6, 12, 24, and 30 h of incubation at 37 and 4
Braz J Infect Dis. Publicado em: 2020-02
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3. Mixed infection by Histoplasma capsulatum isolates with different mating types in Brazilian AIDS-patients
ABSTRACT Mixed infection by Histoplasma capsulatum isolates with different mating types, in AIDS-patients are described in this study. Morphological, mating type-specific PCR assay and multilocus sequencing type analysis of H. capsulatum isolates recovered from two Brazilian AIDS-patients were performed. Five H. capsulatum isolates were recovered at differen
Rev. Inst. Med. trop. S. Paulo. Publicado em: 14/02/2019
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4. Multiplex polymerase chain reaction as an improved method for screening Histoplasma capsulatum mating types
Histoplasmosis is a systemic mycosis infection caused by Histoplasma capsulatum, a heterothallic ascomycete. The sexual reproduction of this fungus is regulated by the mating type (MAT1) locus that contains MAT1-1 and MAT1-2 idiomorphs, which were identified by uniplex polymerase chain reaction (PCR). This study aimed to optimise single-step multiplex PCR fo
Mem. Inst. Oswaldo Cruz. Publicado em: 17/09/2018
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5. Clinical outcomes and risk factors for death from disseminated histoplasmosis in patients with AIDS who visited a high-complexity hospital in Campo Grande, MS, Brazil
Abstract INTRODUCTION: Disseminated histoplasmosis (DH) is a systemic mycosis caused by Histoplasma capsulatum (H. capsulatum) and is characterized by progressive and fatal evolution in immunocompromised patients. Moreover, it is considered an AIDS-defining disease. METHODS: We performed an observational, analytical, retrospective study to identify the cl
Rev. Soc. Bras. Med. Trop.. Publicado em: 2018-04
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6. Terpinen-4-ol, tyrosol, and β-lapachone as potential antifungals against dimorphic fungi
Abstract This study aimed to evaluate the in vitro antifungal activity of terpinen-4-ol, tyrosol, and β-lapachone against strains of Coccidioides posadasii in filamentous phase (n = 22) and Histoplasma capsulatum in both filamentous (n = 40) and yeast phases (n = 13), using the broth dilution methods as described by the Clinical and Laboratory Standards Ins
Braz. J. Microbiol.. Publicado em: 2016-12
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7. Antiretroviral drugs saquinavir and ritonavir reduce inhibitory concentration values of itraconazole against Histoplasma capsulatum strains in vitro
Abstract Recent studies have shown that some drugs that are not routinely used to treat fungal infections have antifungal activity, such as protease inhibitor antiretroviral drugs. This study investigated the in vitro susceptibility of Histoplasma capsulatum var. capsulatum to saquinavir and ritonavir, and its combination with the antifungal itraconazole. Th
Braz J Infect Dis. Publicado em: 2016-04
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8. Immunological assays employed for the elucidation of an histoplasmosis outbreak in São Paulo, SP
Several reports showed outbreaks of histoplasmosis acquired while bat-inhabited caves were visited by tourists, miners or researchers. We evaluated the performance of double immunodifusion (DI) and immunoblotting (IB) assays, employed for the histoplasmosis outbreak elucidation occurred in Vale do Paraíba, São Paulo. The existence of epidemiologic link, fo
Braz. J. Microbiol.. Publicado em: 2014-12
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9. Importance of the association of molecular and immunological diagnosis in immunocompetent patient with Histoplasma capsulatum and Cryptoccocus neoformans infection: a case report
This case reports an immunocompetent 29-year-old woman with suspected pneumonia, suggestive of fungal infection. Immunoblotting analysis reactivity against Histoplasma capsulatum and Paracoccidioides brasiliensis were observed. Nested-PCR in blood employing species-specific primers was positive for H. capsulatum and Cryptococcus neoformans. The evaluation of
J. Venom. Anim. Toxins incl. Trop. Dis. Publicado em: 02/10/2014
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10. Histoplasmose pulmonar canina no estado de Pernambuco, Brasil: relato de caso
A histoplasmose é uma das principais doenças micóticas que acometem o trato respiratório inferior de pequenos animais, sendo ocasionada pelo Histoplasma capsulatum, fungo encontrado em solos ricos em compostos nitrogenados, derivados de matéria orgânica em decomposição. Descreve-se um caso de histoplasmose pulmonar em um canino da raça Boxer, domici
Arq. Bras. Med. Vet. Zootec.. Publicado em: 2013-12
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11. Uso da Reação em Cadeia da Polimerase aninhada (PCR aninhada) para o diagnóstico precoce da infecção pelo Histoplasma capsulatum no soro e no sangue total de pacientes HIV positivos
O objetivo do estudo consistiu em detectar seqüências no ADNr e as suas regiões no Histoplasma capsulatum, que pudessem ser consideradas espécie-específicas e usadas como método molecular para o diagnóstico pela técnica da reação em cadeia da polimerase aninhada ("nested PCR") com seqüências específicas ("primers") para H. capsulatum: regiões 1
An. Bras. Dermatol.. Publicado em: 2013-02
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12. Antígenos de alta massa molecular ricos em carboidratos são fortemente reconhecidos durante infecção experimental por Histoplasma capsulatum
INTRODUÇÃO: Durante a histoplasmose, os antígenos solúveis de Histoplasma capsulatum (CFAg) podem ser liberados naturalmente pelas células leveduriformes. Considerando que os CFAg constituem um alvo específico durante a infecção, no presente estudo nós investigamos a liberação de CFAg durante a histoplasmose murina experimental, e avaliamos a resp
Revista da Sociedade Brasileira de Medicina Tropical. Publicado em: 2012-04