Date: 26 November 2013
Secondary metabolites, structure diagram: Trivial name – Isodihydroauroglaucin 2
Copyright: n/a
Notes:
Species: A. chevalieri, A. ruberSystematic name: Benzaldehyde, 2-(3E,5E)-3,5-heptadienyl-3,6-dihydroxy-5-(3-methyl-2-butenyl)-Molecular formulae: C19H24O3Molecular weight: 300Chemical abstracts number: 74886-31-0Selected references: Isolation and structures of two new metabolites from Aspergillus ruber. Hamasaki, Takashi; Fukunaga, Mamoru; Kimura, Yasuo; Hatsuda, Yuichi. Dep. Agric. Chem., Tottori Univ., Tottori, Japan. Agricultural and Biological Chemistry (1980), 44(7), 1685-7.
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Pigmentation of Aspergillus versicolor colonies ranged from pale green to greenish-beige, pink-green, dark green and brown. Reverse is usually reddish. The growth rate is usually slow. Cultured on Sabouraud dextrose agar with chloramphenicol.
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A Colonies on MEA after one week; B, C conidial heads with tip of conidiophire, x920; D conidial head, x 2330; E conidial heads x920
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A Colonies on MEA + 20% sucrose after one week; B detail of colony showing columnar conidial heads x 44 ; C conidial heads x 920; D conidia x2330
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Cultures are grown on malt extract agar for 5-7 days at 30°C.
Light microscopy-1000x stained with lacto-phenol and cotton blue.
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A Colonies on MEA +20% sucrose after one week; B ascomata x 40; C conidiophores x 920; D ascospores x2330; E ascoma x 230; F portion of ascoma with asci and ascospores, x 920.
