Aspergillus niger


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As·per·gil·lus ni·ger

a species with black spores, often present in the external auditory meatus but rarely pathogenic; used in the commercial manufacturing of citric and gluconic acids.

Aspergillus niger

A pathogenic species with black spores, frequently present in the external auditory meatus. It may cause pneumonia in immunocompromised patients, and otomycosis. The presence of localized oxalate crystals within necrotic tissue from the external auditory canal suggests the diagnosis.
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See also: Aspergillus
References in periodicals archive ?
The cultures of already purified and identified microbial strains of Penicillium notatum as well as Aspergillus niger was used in the present research work.
A Study of the Effect of the Medium Composition on the Production of Cellulase by Aspergillus niger.
Biochemical and molecular analysis of superoxide dismutase in Sordaria fimicola and Aspergillus niger collected from different environments.
Colloidal silver nanoparticles produced extracellularly from the fungus Aspergillus niger possess broad antifungal spectrum thus could be used in clinical medicine.
Bioprocess and biotechnology: effect of xylanase from Aspergillus niger and Aspergillus flavus on pulp biobleaching and enzyme production using agroindustrial residues as substract.
Optimum conditions for [alpha]-amylase production by Aspergillus niger mutant isolate using solid state fermentation.
Frequency of fungal occurrence, temperature, humidity and air flow in the kindergarten rooms of Kavala Type of The city center of Kavala The hill of Kavala room/fungi No Type No Type Bathroom 14 Aspergillus niger 16 Penicillium sp.
Os agentes da fermentacao foram os fungos filamentosos Aspergillus niger 11T53A14 (mutante obtido por tecnica convencional de exposicao a agente mutagenico) e Aspergillus niger C (selvagem), pertencentes a Colecao de Culturas da Embrapa Agroindustria de Alimentos e bons produtores de lipase (MURUCI et al.
Tolerase G--or Aspergillus niger prolyl endoprotease (AN-PEP)--is positioned for the rising number of gluten sensitive consumers following a gluten-free diet who want help digesting hidden or residual gluten that may be found in a broad range of foods.