Results 61 to 70 of about 849,948 (123)

The Hemoprotein Hhy1 Promotes Heme‐Dependent Catalase Activity of Ctt1

open access: yesMolecular Microbiology, Volume 125, Issue 5, Page 389-411, May 2026.
A Schizosaccharomyces pombe strain deficient in heme (hem1Δ) and siderophore (Fc) biosynthesis, as well as high‐affinity iron (Fe) uptake (blue), was used to uncover the hemoprotein Hhy1 that promotes the heme‐dependent activity of the catalase Ctt1. In contrast, hhy1Δ cells exhibit reduced Ctt1 activity and increased sensitivity to oxidative stress ...
Tobias Vahsen   +3 more
wiley   +1 more source

Capítulo 4: histoplasmose Chapter 4: histoplasmosis

open access: yesJornal Brasileiro de Pneumologia, 2009
Histoplasmose é uma micose sistêmica causada por um pequeno fungo, Histoplasma capsulatum var. capsulatum, cujo habitat é o solo rico em excrementos de pássaros e morcegos. A incidência da histoplasmose é mundial.
Miguel Abidon Aidé
doaj   +1 more source

Histoplasmose pulmonar aguda no Rio Grande do Sul Acute pulmonary histoplasmosis in the State of Rio Grande do Sul, Brazil

open access: yesJornal Brasileiro de Pneumologia, 2005
INTRODUÇÃO: A histoplasmose pulmonar aguda depende da inalação de uma grande quantidade de propágulos fúngicos por um paciente hígido. O tempo de exposição determina a gravidade da doença.
Gisela Unis   +2 more
doaj   +1 more source

Thoracic Actinomycosis: A Rare Cause of Pleural Thickening

open access: yesRespirology Case Reports, Volume 14, Issue 4, April 2026.
We report a case of a man who presented with a chest wall mass and was found to have pleural thickening on PET, with features concerning for mesothelioma. Further investigation revealed a diagnosis of actinomyces, a rare infectious cause of pleural thickening.
Evonne Shum   +5 more
wiley   +1 more source

Contribución al conocimiento de la microbiota presente en los hábitats naturales de Histoplasma capsulatum: un estudio integral en Guerrero, México

open access: yesRevista Mexicana de Biodiversidad, 2006
SE DETERMINÓ LA MICOBIOTA PRESENTE EN DIFERENTES HÁBITATS NATURALES DE HISTOPLASMA CAPSULATUM, COMO GUANO DE MURCIÉLAGO, EXCRETAS DE AVES DE CORRAL, Y CONTENIDO INTESTINAL DE MURCIÉLAGOS. SE AISLARON: 1) DE GUANO: LOS ASCOMICETES APHANOASCUS FULVESCENS,
MIGUEL ULLOA   +6 more
doaj   +1 more source

CsdA‐LaeB Regulatory Hub Contributes to Aspergillus fumigatus Virulence via Fumiquinazoline C Biosynthesis

open access: yesAdvanced Science, Volume 13, Issue 16, 18 March 2026.
This study identifies a conserved CsdA‐LaeB hub in Aspergillus fumigatus that regulates secondary metabolite fumiquinazoline C (FqC). Disrupting this hub enhances FqC production and virulence, shedding new light on the post‐transcriptional regulatory logic linking secondary metabolism to pathogenicity and offering alternative strategies for diagnostic ...
Zili Song   +14 more
wiley   +1 more source

Distribution of Histoplasma capsulatum var: capsulatum soil sources in Rio da Prata - Rio de Janeiro (RJ)

open access: yes, 1987
Histoplasma capsulatum var. capsulatum was isolated from soil of Rio da Prata, a rural area situated near the city of Rio de Janeiro. Analysis of 111 soil samples determined 8 (7.2%) contaminated foci, all of them related to chicken habitats.
Wanke, Bodo   +1 more
core  

Molecular Detection of Histoplasma capsulatum in Antarctica

open access: yes, 2022
We detected Histoplasma capsulatum in soil and penguin excreta in the Antarctic Peninsula by sequencing after performing species-specific PCR, confirming previous observations that this pathogen occurs more broadly than suspected. This finding highlights
Trilles, Luciana   +7 more
core   +1 more source

Lesões cutâneas na histoplasmose disseminada progressiva associada com sida

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1994
O polimorfismo das manifestações clínicas na histoplasmose disseminada progressiva associada com SIDA, em especial das lesões cutâneas, pode confundir o clínico e o patologista no diagnóstico da micose.
Jorge O. Lopes   +5 more
doaj   +1 more source

Histoplasma com derrame pleural: relato de um caso Histoplasmoma and pleural effusion: a case report

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1990
Efusões pleurais surgem raramente em associação com a histoplasmose capsu-lata, ocorrendo em geral nas formas agudas da doença. Relatamos e discutimos um caso clínico em que um histoplasmoma subpleural acompanhou-se de dor pleurítica, hidrotórax e ...
Marcos C. de Almeida   +2 more
doaj   +1 more source

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