Trehalase from Bradyrhizobium sp. (Lupinus) and Lupinus polyphyllus
✍ Scribed by Barbara Wolska-Mitaszko; Wanda Małek
- Publisher
- John Wiley and Sons
- Year
- 1999
- Tongue
- English
- Weight
- 179 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0233-111X
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Seed extracts obtained from Lupinus albus and Lupinus angustifolius by treatment with 48% ethanol contained ca. 10% alkaloids (on a dry weight basis) and were non-toxic. Their acute toxicity ( L D ~~) in the mouse is > 4000 mgkg-' body wt. After fractionation, the extract from L. angustifolius seed
TLC and GLC of an alkaloid extract of the aboveground portions of Lupinus argenteus Pursh. var. stenophyllus (Rydb.) Davis (Leguminosae) suggested the presence of sparteine, beta-isosparteine, delta5-dehydrolupanine, alpha-isolupanine, lupanine, thermopsine, and anagyrine. GLC-mass spectrometry conf