Date: 26 November 2013
Secondary metabolites, structure diagram: Trivial name – O-Methylasparvenone
Copyright: n/a
Notes:
Species: A. parvulusSystematic name: 1(2H)-Naphthalenone, 7-ethyl-3,4-dihydro-4,8-dihydroxy-6-methoxy-, (R)-Molecular formulae: C13H16O4Molecular weight: 236Chemical abstracts number: 56495-98-8Selected references: Metabolites of Aspergilli. Part IV. New naphthalenones and 6-ethyl-7-methoxyjuglone from Aspergillus parvulus. Chao, Pei-Dawn; Schiff, Paul L., Jr.; Slatkin, David J.; Knapp, Joseph E. Sch. Pharm., Univ. Pittsburgh, Pittsburgh, PA, USA. Journal of Chemical Research, Synopses (1979), (7), 236.
Images library
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Title
Legend
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Conidial head and brown conidia in a section of a fungus ball caused by Aspergillus niger (H&E, x 400).
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Double diffusion test for aspergillosis. Central well contains Aspergillus fumigatus antigen and wells in the top and bottom contain control antiserum.
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Allergic Bronchocentric Granulomatosis. low power. Sections show muscle, lung with acute inflammation and evidence of organisation with early fibrosis. The bronchial wall can be seen with chronic inflammation and many eosinophils.There is a thickened basement membrane. No definite granulomata are seen.
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Allergic Bronchocentric Granulomatosis. Sections show muscle, lung with acute inflammation and evidence of organisation with early fibrosis. The bronchial wall can be seen with chronic inflammation and many eosinophils.There is a thickened basement membrane. No definite granulomata are seen.
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Allergic Bronchocentric Granulomatosis. Higher power. Sections show muscle, lung with acute inflammation and evidence of organisation with early fibrosis. The bronchial wall can be seen with chronic inflammation and many eosinophils.There is a thickened basement membrane. No definite granulomata are seen.
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Allergic Bronchocentric Granulomatosis. Higher power. Sections show muscle, lung with acute inflammation and evidence of organisation with early fibrosis. The bronchial wall can be seen with chronic inflammation and many eosinophils.There is a thickened basement membrane. No definite granulomata are seen.
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Allergic Bronchocentric Granulomatosis. Low power. Sections show muscle, lung with acute inflammation and evidence of organisation with early fibrosis. The bronchial wall can be seen with chronic inflammation and many eosinophils.There is a thickened basement membrane. No definite granulomata are seen.
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Allergic Bronchopulmonary Aspergillosis (ABPA). PT JC
CXR prior to bronchoscopy had shown an opacity just superior to the right hilum, which was felt to represent possibly a fungal plug. Patient was therefore bronchoscoped.
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Secondary metabolites, Structural diagram. Trivial name – 2-hydroxy-3-methyl-1,4-benzoquinone
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Secondary metabolite structure: trivial name – 13-O-Methylviriditin
