dematiaceous

de·mat·i·a·ceous

(dē-mat'i-ā'shŭs), Avoid the misspelling/mispronunciation dermatiaceous.
Denoting dark conidia and/or hyphae, usually brown or black; used frequently to denote dark-colored fungi.
Synonym(s): phaeoid

de·mat·i·a·ceous

(dē-mat'ē-ā'shŭs)
Denoting dark conidia and/or hyphae, usually brown or black; used frequently to denote dark-colored fungi.

dematiaceous

(dē″mă-tē-ā′shŭs, dĕm″)
Pert. to fungi having a dark brown or black appearance. The dark pigment is found in the hyphae or the conidia.
References in periodicals archive ?
13.3 ND Not identified Dematiaceous fungi 53.3 29.4 Mycelia sterilia 46.7 23.5 Regions of Rio Grande do Sul State, Brazil North western South western (n= 16) (n= 4) % [bar.x] Infection 72.5 (ab) (40 - 100) 50.0a (35 - 55) (range) [bar.x] Aw (range) 0.737 (ab) (0.71 - 0.77) 0.721a (0.68 - 0.75) Filamentous fungi FO (%) FO (%) Alternaria sp.
Diversity analysis of soil dematiaceous hyphomycetes from the Yellow River source area.
We hereby present a rare case of fungal prosthetic valve endocarditis (PVE) and ascending aortic root graft infection in an immunocompetent host caused by dematiaceous mold.
(18) However, mass spectra of dematiaceous molds had fewer peaks, and spectrum quality was often not sufficient to create reference entries, suggesting that sample preparation for these fungi is more difficult.
The pus samples collected from superficial wounds, like burn wounds and bed sores, showed mainly the growth of Candida, whereas the sample collected from deep wounds or sinuses mostly showed filamentous fungi belonging to the dematiaceous group.
The dematiaceous fungi/pigmented fungi constitute a clinically important group of fungi.
Interestingly, melanin pigments produced by fungi (dematiaceous fungi, Cryptococcus spp, Aspergillus spp, Candida spp, Penicillium spp, among others) have a role in the survival and virulence of these organisms by interfering with the host immune phagocytic mechanisms (Figure 5, I).
Pathologic examination demonstrated abundant necrotic material containing septate hyphae fungal elements of brown pigment, consistent with a dematiaceous fungus.
Bipolaris is a genus of dematiaceous hyphomycetes with more than 100 species [71].
(1995) Analysis of genes coding for small-subunit rRNA sequences in studying phylogenetics of dematiaceous fungal pathogens.