Date: 26 November 2013
Secondary metabolites, 3D structure: Trivial name – Versiconal hemiacetal acetate (1)
Copyright: n/a
Notes:
Species: A. parasiticus, A. versicolorSystematic name: Anthra[2,3-b]furan-5,10-dione, 3-[2-(acetyloxy)ethyl]-2,3-dihydro-2,4,6,8-tetrahydroxy-Molecular formulae: C20H16O9Molecular weight: 400Chemical abstracts number: 62886-00-4Selected references: Steyn, Pieter S.; Vleggaar, Robert; Wessels, Philippus L.; Cole, Richard J.; Scott, De Buys (Natl. Chem. Res. Lab., Counc. Sci. Ind. Res., Pretoria, S. Afr.). J. Chem. Soc., Perkin Trans. 1, (2), 451-9 (English) 1979.
Images library
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BAL specimen showing hyaline, septate hyphae consistent with Aspergillus, stained with Blankophor
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Mucous plug examined by light microscopy with KOH, showing a network of hyaline branching hyphae typical of Aspergillus, from a patient with ABPA.
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Corneal scraping stained with lactophenol cotton blue showing beaded septate hyphae not typical of either Fusarium spp or Aspergillus spp, being more consistent with a dematiceous (ie brown coloured) fungus
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Corneal scrape with lactophenol cotton blue shows separate hyphae with Fusarium spp or Aspergillus spp.
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A filamentous fungus in the CSF of a patient with meningitis that grew Candida albicans in culture subsequently.
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Transmission electron micrograph of a C. neoformans cell seen in CSF in an AIDS patients with remarkably little capsule present. These cells may be mistaken for lymphocytes.
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India ink preparation of CSF showing multiple yeasts with large capsules, and narrow buds to smaller daughter cells, typical of C. neoformans
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