… containing structurally diverse and biologically active quinolizidine alkaloids (matrine type, …
(3) Matrine, a natural quinolizidine alkaloid, is the major component of S. tonkinensis. Matrine …

… -type alkaloids are considered to be the characteristic ingredients and main bioactive … were
investigated, leading to the isolation of two new quinolizidine-based alkaloids (2 and 12) and …

… Quinolizidine alkaloids, the biologically active compounds, are frequently employed in the
… Antiviral matrine-type alkaloids from the rhizomes of Sophora tonkinensis. J Nat Prod 2015; …

Quinolizidine alkaloids (QAs) are nitrogen-containing compounds produced naturally as
specialized metabolites distributed in plants and animals (eg, frogs, sponges). The present …

… In this study, a phytochemical investigation of the alkaloid extracts from the aerial parts of S.
tonkinensis resulted in the isolation of 17 quinolizidine alkaloids, including two new ones (1 …

… quinolizidine alkaloids, including a new matrine-type one, sophcence A (1). The NMR data
of compounds 10 and 12 were reported for the first time. Bioactive … of bioactivity evaluation …

… The preliminary bioactivity and molecular … of quinolizidine alkaloids, as well as the
relationship between biological function and structure-activity of substituted quinolizidine alkaloids. …

… tonkinensis was phytochemically investigated to afford three … six known cytisine-type alkaloids.
Their structures were elucidated by … determinations, and bioactivity assay were described. …

… alkaloids (4 and 5) were isolated from the root of Sophora tonkinensis and the seeds of
Sophora … Bioactivity evaluations revealed that 5 displayed significant anti-TMV activity than the …

… quinolizidine alkaloids and flavonoids were principal constituents of this plant [3], [4], [5], [6],
[7], [8]. Specially, quinolizidine alkaloids … , cytisine-type and aloperine-type alkaloids [1], [2], [4…