Results 1 to 10 of about 1,353 (159)

Exophiala (Wangiella) dermatitidis Prosthetic Aortic Valve Endocarditis and Prosthetic Graft Infection in an Immune Competent Patient [PDF]

Case Reports in Infectious Diseases, 2017
Exophiala (Wangiella) dermatitidis is an emerging dematiaceous fungus associated with high mortality rates and is a rare cause of endocarditis. We describe the first case of E. dermatitidis endocarditis of a prosthetic aortic valve and aortic graft in an
Jay S. Berger, Lucas R. Cusumano, Joseph J. Derose, Uzma N. Sarwar   +3 more
doaj   +3 more sources

Adaptation of the black yeast Wangiella dermatitidis to ionizing radiation: molecular and cellular mechanisms. [PDF]

PLoS ONE, 2012
Observations of enhanced growth of melanized fungi under low-dose ionizing radiation in the laboratory and in the damaged Chernobyl nuclear reactor suggest they have adapted the ability to survive or even benefit from exposure to ionizing radiation ...
Kelly L Robertson, Anahita Mostaghim, Christina A Cuomo, Carissa M Soto, Nikolai Lebedev, Robert F Bailey, Zheng Wang   +6 more
doaj   +2 more sources

Ionizing radiation changes the electronic properties of melanin and enhances the growth of melanized fungi. [PDF]

PLoS ONE, 2007
BackgroundMelanin pigments are ubiquitous in nature. Melanized microorganisms are often the dominating species in certain extreme environments, such as soils contaminated with radionuclides, suggesting that the presence of melanin is beneficial in their ...
Ekaterina Dadachova, Ruth A Bryan, Xianchun Huang, Tiffany Moadel, Andrew D Schweitzer, Philip Aisen, Joshua D Nosanchuk, Arturo Casadevall   +7 more
doaj   +8 more sources

Effects of disrupting the polyketide synthase gene WdPKS1 in Wangiella [Exophiala] dermatitidis on melanin production and resistance to killing by antifungal compounds, enzymatic degradation, and extremes in temperature [PDF]

BMC Microbiology, 2006
Background Wangiella dermatitidis is a human pathogenic fungus that is an etiologic agent of phaeohyphomycosis. W. dermatitidis produces a black pigment that has been identified as a dihydroxynaphthalene melanin and the production of this pigment is ...
Mandal Piyali, Dadachova Ekaterina, Paolo William F, Casadevall Arturo, Szaniszlo Paul J, Nosanchuk Joshua D   +5 more
doaj   +5 more sources

Polyextremotolerant, opportunistic, and melanin-driven resilient black yeast Exophiala dermatitidis in environmental and clinical contexts. [PDF]

Sci Rep
El artículo examina las capacidades extremotolerantes y el potencial impacto medioambiental de la levadura negra Exophiala dermatitidis. Este hongo es capaz de sobrevivir en una amplia variedad de entornos naturales y artificiales, desde glaciares y ...
de León LR, Moreno-Perlín T, Castillo-Marenco T, Del Rayo Sánchez-Carbente M, Gostinčar C, Ramírez-Durán N, Ocaña AMF, Sánchez NC, Dávila-Ramos S, Gunde-Cimerman N, Batista-García RA.   +10 more
europepmc   +3 more sources

72‐year‐old man with right homonymous hemianopia and gait instability

Brain Pathology, Volume 32, Issue 3, May 2022., 2022
An elderly man presented with right homonymous hemianopia and gait instability. He was found to have a left occipital ring enhancing lesion that was resected. Neuropathologic examination demonstrated a Cladophialophora bantiana brain abscess (cerebral phaeohyphomycosis).
Shino Magaki, Laura Denham, Warren Boling, Ingrid Blomquist, Sheri Harder, Jeremy Deisch   +5 more
wiley   +1 more source

From Glacier to Sauna: RNA-Seq of the Human Pathogen Black Fungus Exophiala dermatitidis under Varying Temperature Conditions Exhibits Common and Novel Fungal Response. [PDF]

PLoS ONE, 2015
Exophiala dermatitidis (Wangiella dermatitidis) belongs to the group of the so-called black yeasts. Thanks in part to its thick and strongly melanized cell walls, E.
Barbara Blasi, Hakim Tafer, Donatella Tesei, Katja Sterflinger   +3 more
doaj   +1 more source

Melanins as Sustainable Resources for Advanced Biotechnological Applications

Global Challenges, Volume 5, Issue 2, February 2021., 2021
Melanin‐based materials have broad applicability in materials science and engineering for medical and technical applications. This review offers an overview of the techniques used to analyze their chemical, electrical, optical, and paramagnetic properties with a view to their use as sustainable resources for advanced biotechnological applications that ...
Hanaa A. Galeb, Emma L. Wilkinson, Alison F. Stowell, Hungyen Lin, Samuel T. Murphy, Pierre L. Martin‐Hirsch, Richard L. Mort, Adam M. Taylor, John G. Hardy   +8 more
wiley   +1 more source

Morcegos da região de Manaus e suas relações com fungos patogênicos

Semina: Ciências Agrárias, 1982
Cento e setenta e sete morcegos de 6 famílias, perfazendo um total de 13 espécies foram capturados em 8 lugares diferentes dos arredores de Manaus; 151 foram necropsiados.
Nélio Roberto dos Reis
doaj   +3 more sources

Endogenous Exophiala dermatitidis endophthalmitis

American Journal of Ophthalmology Case Reports, 2020
Purpose: To report a case of endogenous Exophiala dermatitidis endophthalmitis. Observations: An immunosuppressed patient with a history of hairy cell leukemia undergoing chemotherapy presents with rapidly progressing panophthalmitis.
Manuela Gutierrez-Velez, Amber Hoang, Jessica Weinstein, Keegan Harkins, Rajiv Shah   +4 more
doaj   +1 more source