ausblenden:
Schlagwörter:
Senecio vulgaris; Asteraceae; root cultures; pyrrolizidine
alkaloids; biosynthesis; retronecine; homospermidine;
deuterated putrescines
H-2 nmr-spectroscopy; homospermidine synthase; biosynthesis;
retronecine; spermidine; stereochemistry; chromatography;
retrorsine; polyamines
Zusammenfassung:
Based on previous tracer work and recent enzymatic studies it can be predicted that incorporation of (S)-1-H-2]putrescine via the symmetrical intermediate homospermidine into the necine base moiety of pyrrolizidine alkaloids (PAs) should proceed with 50
