The plants of the genus Stephania (Menispermaceae) are widely distributed, and have long
been used in folk medicine for the treatment of various ailments such as asthma …

Five new quinolizidine alkaloids, including three sparteine‐type alkaloids (1–3) and two
cytisine‐type alkaloids (4 and 5), along with four known ones, were isolated from the roots of …

A bioassay-guided fractionation and chemical investigation of the stem bark of Premna
tomentosa resulted in the isolation and characterization of four new icetexane diterpenes (1 …

Reversed-phase HPLC analysis of the methanol extract of the seeds of Centaurea montana
afforded a flavanone, montanoside (4), six epoxylignans, berchemol (7), berchemol 4′-O-β …

Six new tirucallane protolimonoids, toonapubesins A–F (1–6), one new rearranged
tirucallane protolimonoid, toonapubesin G (7), and two new 21, 22, 23-trinorapotirucallane …

Abstract Sarcandra glabra (Thunb.) Nakai is abundantly artificially cultivated for industrial
use as an essential pharmaceutical and chemical raw material in China. In this work, five …

Tenacissoside C, a natural bioactive compound of C 21 steroidal saponins, was isolated
and purified from air-dried stems of Marsdenia tenacissima. In the present study, the MTT …

A new matrine-type alkaloid, 7α-hydroxysophoramine (1), was isolated from the aerial parts
of Sophora alopecuroides together with eight known alkaloids, 12β-hydroxysophocarpine …

Background: Sophora flavescens Ait. is a traditional Chinese medicine with a long history in
China. It is mainly used in the treatment of heat dysentery and similar ailments in the clinical …

Genus Sanguisorba (family: Rosaceae) comprises nearly 148 species, distributed widely
across the temperate and subtropical regions of the Northern Hemisphere. Sanguisorba …