Results 1 to 10 of about 11,875 (198)

New Steroidal Saponins Isolated from the Rhizomes of Paris mairei [PDF]

open access: yesMolecules, 2021
The genus Paris is an excellent source of steroidal saponins that exhibit various bioactivities. Paris mairei is a unique species and has been widely used as folk medicine in Southwest China for a long time.
Yang Liu   +6 more
doaj   +2 more sources

Unraveling the serial glycosylation in the biosynthesis of steroidal saponins in the medicinal plant Paris polyphylla and their antifungal action [PDF]

open access: yesActa Pharmaceutica Sinica B, 2023
Sugar–sugar glycosyltransferases play important roles in constructing complex and bioactive saponins. Here, we characterized a series of UDP-glycosyltransferases responsible for biosynthesizing the branched sugar chain of bioactive steroidal saponins ...
Yuegui Chen   +11 more
doaj   +2 more sources

Natural Deep Eutectic Solvents for the Extraction of Bioactive Steroidal Saponins from Dioscoreae Nipponicae Rhizoma [PDF]

open access: yesMolecules, 2021
In the present study, a simple and environmentally friendly extraction method based on natural deep eutectic solvents (NADESs) was established to extract four bioactive steroidal saponins from Dioscoreae Nipponicae Rhizoma (DNR).
Gui-Ya Yang   +6 more
doaj   +2 more sources

Analysis of the heavy metal contents’ effect on steroidal saponins and the anti-breast cancer activity of Paris polyphylla var. yunnanensis [PDF]

open access: yesFrontiers in Pharmacology, 2023
Background:P. polyphylla var. yunnanensis, as a near-threatened and ethnic medicine in China, used to be a key ingredient in traditional Chinese medicine in treatment of traumatic injuries, sore throat, snakebites, and convulsions for thousands of years.
Hai-Ling Li   +12 more
doaj   +2 more sources

Molecular Cloning and Functional Characterization of a Sterol 3-O-Glucosyltransferase Involved in Biosynthesis of Steroidal Saponins in Trigonella foenum-graecum [PDF]

open access: yesFrontiers in Plant Science, 2021
Fenugreek (Trigonella foenum-graecum), a pharmacologically important herb, is widely known for its antidiabetic, hypolipidemic, and anticancer effects. The medicinal properties of this herb are accredited to the presence of bioactive steroidal saponins ...
Jianghong Gao   +4 more
doaj   +2 more sources

Optimization of the Ultrasonic-Assisted Extraction Technology of Steroidal Saponins from Polygonatum kingianum Collett & Hemsl and Evaluating Its Quality Planted in Different Areas [PDF]

open access: yesMolecules, 2022
Polygonatum kingianum Collett & Hemsl is one of the famous traditional Chinese herbs with satisfactory therapeutic effects on invigorating Qi, nourishing Yin and moistening lungs, in which steroidal saponins are one class of important active substances ...
Sen He   +7 more
doaj   +2 more sources

Isolation of two steroidal saponins with antileishmanial activity from Allium giganteum L. [PDF]

open access: yesResearch in Pharmaceutical Sciences
Background and purpose: Alliums are rich sources of steroidal saponins, flavonoids, and sulphoric compounds of which steroidal saponins have recently received more attention due to their important pharmacological activities. Allium giganteum (giant onion)
Farnaz Chaparian   +2 more
doaj   +2 more sources

Steroidal Saponins from the Genus Smilax and Their Biological Activities [PDF]

open access: yesNatural Products and Bioprospecting, 2017
The Smilax species, widely distributed in tropical region of the world and the warm areas of East Asia and North America, are extensively used as folk medicine to treat inflammatory disorders. Chemical investigation on Smilax species showed they are rich
Li-Wen Tian   +3 more
doaj   +2 more sources

Triterpenoid and Steroidal Saponins Differentially Influence Soil Bacterial Genera [PDF]

open access: yesPlants, 2021
Plant specialized metabolites (PSMs) are secreted into the rhizosphere, i.e., the soil zone surrounding the roots of plants. They are often involved in root-associated microbiome assembly, but the association between PSMs and microbiota is not well ...
Masaru Nakayasu   +4 more
doaj   +2 more sources

Ypsilandrosides U-Y, five new steroidal saponins from Ypsilandra thibetica [PDF]

open access: yesNatural Products and Bioprospecting, 2022
Phytochemical reinvestigation on the whole plants of Ypsilandra thibetica obtained four new spirostanol glycosides, named ypsilandrosides U-X (1–4), and one new cholestanol glycoside, named ypsilandroside Y (5).
Wen-Tao Gao   +7 more
doaj   +2 more sources

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