Alternaria


Also found in: Dictionary, Wikipedia.
Related to Alternaria: Cladosporium, Curvularia, Hormodendrum

Alternaria

(al'ter-nā'rē-ă),
A genus of fungi easily isolated from air and considered to be a common laboratory contaminant and an allergen; occasionally pathogenic in humans.

Al·ter·nar·i·a

(awl-tĕr-nā'rē-ă)
A genus of rapidly growing dematacious fungi, ubiquitous in nature, associated with subcutaneous infections such as phaeohyphomycosis, sinusitis, erosion of the nasal septum, and infections of skin and nails. This fungus is also a common cause of allergic rhinitis and asthma.

Alternaria

(al″tĕr-na′rē-ă)
A genus of fungi of the Dematiaceae family. These fungi cause phaeohyphomycosis. They can also cause onychomycosis, sinusitis, ulcerated cutaneous infections, and keratitis, visceral infections and osteomyelitis in immunocompromised persons. In immunocompetent patients, Alternaria colonizes the paranasal sinuses, leading to chronic hypertrophic sinusitis.

Alternaria

a saprophytic fungus commonly found on the skin; also has been associated with subcutaneous infections (phaeohyphomycosis) and reputed to be one of the causes of the indeterminate syndrome of forage poisoning in farm animals. Tenuazonic acid is a toxic metabolite.
References in periodicals archive ?
citrinum, Alternaria alternata, Drecshlera gramini, Curvularia lunata, Trichoderma harzianum, Microdochium lycopodinum, Fusarium oxysporum, Dark Sterile Mycelium and White Sterile Mycelium.
Antifungal activity was tested against four pathogenic fungi including Acremonium, Pythium, Veticillium, and Alternaria and acquired from other researchers or cultured in lab.
Although the predisposition effect of leaf miners on the increment of Alternaria spot disease was previously published for tomato (DURAIRAJ et al.
Similarly Vieira (2004) used PDA and plants extracts media to induce sporulation of Alternaria spp.
Com relacao a frequencia dos generos de fungos isolados de carpelos de macas 'Fuji', na regiao de Vacaria-RS, durante o ciclo de 2009/2010, verificou-se que a maior frequencia foi do genero Alternaria sp.
Cladosporium, Fusarium, Pencillium, Candida albican, Rhizopus, Alternaria and Mucor were also observed in all four hospitals however, no significant trends were observed for other groups of fungi.
Alternaria species also can be saprophytic or opportunistic pathogens similar to Pestalotiopsis.
Sensitisation to indoor allergens such as house-dust mite DerP and DerF and cat and dog dander had peaked by the age of 2 years, whereas sensitisation to grass pollen, tree pollen and Alternaria mould increased with age.
Eighteen fungal species belonging to Aspergilus, Alternaria, Cladosporium, Drechslera, Emericella, Fusarium, Mortierella, Mucor and Penicillium genera were isolated from soil samples.