Absidia

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Absidia is a genus of fungi in the family Mucoraceae. This genus is known for its role in various ecological processes and its significance in medical mycology. Members of the genus Absidia are commonly found in soil, decaying plant material, and other organic substrates.

Taxonomy

The genus Absidia was first described by the mycologist Philipp Christoph Zeller in 1837. It belongs to the order Mucorales, which is characterized by fast-growing, filamentous fungi that reproduce asexually through sporangiospores.

Morphology

Absidia species typically exhibit a mycelium that is coenocytic, meaning it lacks septa or cross-walls. The sporangia are usually pear-shaped and borne on branched sporangiophores. The sporangiospores are smooth-walled and can vary in shape from spherical to ellipsoidal.

Ecology

Absidia species are saprophytic, meaning they feed on dead or decaying organic matter. They play a crucial role in the decomposition process, breaking down complex organic compounds into simpler substances. This makes them important contributors to nutrient cycling in ecosystems.

Medical Significance

Some species of Absidia are known to cause zygomycosis, a rare but serious fungal infection. This condition primarily affects immunocompromised individuals and can lead to severe complications if not treated promptly. The most commonly implicated species in human infections is Absidia corymbifera.

Industrial Applications

Certain species of Absidia have been explored for their potential in industrial applications, such as the production of enzymes and organic acids. Their ability to grow rapidly and produce large quantities of biomass makes them suitable for various biotechnological processes.

Species

Some notable species within the genus Absidia include:

• Absidia corymbifera
• Absidia glauca
• Absidia spinosa

See Also

• Mucorales
• Zygomycosis
• Fungal taxonomy

External Links

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