Date: 26 November 2013
Secondary metabolites, structure diagram: Trivial name – Parasiticol
Copyright: n/a
Notes:
Species: A. (species not defined)Systematic name: 2H-Furo(3′,2′:4,5)furo(2,3-h)-1-benzopyran-2-one, 7a,10a-dihydro-4-(2-hydroxyethyl)-5-methoxy- 7a,10a-Dihydro-4-(2-hydroxyethyl)-5-methoxy-2H-furo(3′,2′:4,5)furo(2,3-h)-1-benzopyran-2-oneMolecular formulae: C16H14O6Molecular weight: 302.279Chemical abstracts number: 23315-33-5Selected references: Parasiticol: new metabolite from Aspergillus parasiticus. Stubblefield, Robert D.; Shotwell, Odette L.; Shannon, Gail M.; Weisleder, David; Rohwedder, William K. Northern Reg. Res. Lab., Peoria, IL, USA. Journal of Agricultural and Food Chemistry (1970), 18(3), 391-3. CODEN: JAFCAU ISSN: 0021-8561. Journal written in English. CAN 73:23623 AN 1970:423623 CAPLUS
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Culture plates on different media. A Colonies on CZ at 24oC, B on CYA at 20oC C on SAB at 37oC, D on CYA at 24oC
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Mucous containing Charcot-Leyden crystals, stained with H & EA 57 year old woman presented with breathlessness. She had a history of mild asthma for which she occasionally took salbutamol inhaler puffs. The patient underwent a pneumonectomy because of the severity of her disease process, and uncertainty about the diagnosis, prior to serology results being obtained.Serology showed an IgE of 2600, with a strongly positive Aspergillus RAST test and weakly positive Aspergillus precipitins. Material re
