Date: 26 November 2013
Secondary metabolites, structure diagram: Trivial name – Dihydrosterigmatocystin
Copyright: n/a
Notes:
Species: A. versicolorSystematic name: 7H-Furo[3′,2′:4,5]furo[2,3-c]xanthen-7-one, 1,2,3a,12c-tetrahydro-8-hydroxy-6-methoxy-, (3aR-cis)-Molecular formulae: C18H14O6Molecular weight: 326Chemical abstracts number: 6795-16-0Selected references: Davies, J. E.; Roberts, John C.; Wallwork, S. C. Sterigmatocystin, a metabolic product of Aspergillus versicolor. Chemistry & Industry (London, United Kingdom) (1956), 178. CODEN: CHINAG ISSN:0009-3068. CAN 50:89278 AN 1956:89278 CAPLUS
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
