Biology:Arachnomyces bostrychodes

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Short description: Species of fungus


Arachnomyces bostrychodes
Arachnomyces bostrychodes ARevisionOfMalbranchea-LikeFungi Fig 3B.webp
A. bostrychodes colony
Scientific classification edit
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Eurotiomycetes
Order: Arachnomycetales
Family: Arachnomycetaceae
Genus: Arachnomyces
Species:
A. bostrychodes
Binomial name
Arachnomyces bostrychodes
Rodr.-Andr., Cano & Stchigel 2021[1]

Arachnomyces bostrychodes is a species of infectious ascomycete fungus discovered in 2021 from clinical specimens of fungal strains in Texas , United States.[1][2]

Etymology

The specific epithet comes from the Greek βοστρυχος-, meaning curl, referencing the curly appearance of the reproductive hyphae.[1]

Morphology and asexual reproduction

A. bostrychodes grows septate, hyaline, branched, vegetative hyphae with smooth and thin walls, between 1 and 2 μm wide. The fertile hyphae are well-differentiated, arising as lateral branches from the vegetative hyphae, successively branching to form dense, tightly curled, sinuous clusters that are also between 1 and 2 μm wide, forming random arthroconidia both intercalary and terminally.[1]

The conidia measure 4–8 x 1–2 μm, are mostly curved and truncated at one or more commonly both ends; they are enteroarthric, hyaline, one-celled, smooth-walled, cylindrical, barrel-shaped; they are finger-shaped when terminal. The conidia are separated from the fertile hyphae by rhexolysis. There have been no observations of chlamydospores, racquet-shaped hyphae, setae, or sexual reproduction.[1]

Micrographs of A. bostrychodes strain, showing the sinuous, coiled fertile hyphae (C and D) and the arthroconidia (E). Scale bar = 10 μm

References

Wikidata ☰ {{{from}}} entry