Results 11 to 20 of about 13,958 (226)

Nine Unique Iridoids and Iridoid Glycosides From Patrinia scabiosaefolia [PDF]

open access: yesFrontiers in Chemistry, 2021
Patrinia scabiosaefolia is a medical and edible Chinese herb with high nutritional and medicinal value. The continuing study of its chemical constituents led to the discovery of nine unique iridoids and iridoid glycosides, including three new iridoids (1-
Zhenhua Liu   +16 more
doaj   +3 more sources

Discovery of iridoid cyclase completes the iridoid pathway in asterids. [PDF]

open access: yesNat Plants
Abstract Iridoids are specialized monoterpenes ancestral to asterid flowering plants 1,2 that play key roles in defence and are also essential precursors for pharmacologically important alkaloids 3,4 .
Colinas M   +15 more
europepmc   +5 more sources

Anti-Lipogenic Effects of Iridoid-Rich Lonicera caerulea Berry Extracts in a Cortisol-Stimulated Adipocyte Model. [PDF]

open access: yesJ Food Sci
ABSTRACT Berries of Lonicera caerulea (blue honeysuckle; haskap) have been used since ancient times in traditional medicine in China, Japan, and northern Russia. This study aimed to extract, characterize, and evaluate the biological activity of iridoid‐rich fractions from haskap berries using an in vitro adipocyte model.
Guo L   +5 more
europepmc   +2 more sources

Iridoid Sex Pheromone Biosynthesis in Aphids Mimics Iridoid‐Producing Plants [PDF]

open access: yesChemistry – A European Journal, 2021
AbstractBiosynthesis of (1R,4aS,7S,7aR)‐nepetalactol (1) and (4aS,7S,7aR)‐nepetalactone (2) in plants involves iridoid synthase (ISY), an atypical reductive cyclase that catalyses the reduction of 8‐oxogeranial into the reactive enol of (S)‐8‐oxocitronellal, and cyclization of this enol intermediate, either non‐enzymatically or by a nepetalactol ...
Suzanne J. Partridge   +6 more
openaire   +2 more sources

Multicomponent Domino Reaction in the Asymmetric Synthesis of Cyclopentan[c]pyran Core of Iridoid Natural Products

open access: yesMolecules, 2020
The asymmetric synthesis of a compound with the cyclopentan[c]pyran core of iridoid natural products in four steps and 40% overall yield is reported. Our methodology includes a one-pot tandem domino reaction which provides a trisubstituted cyclopentane ...
Alejandro Manchado   +3 more
doaj   +1 more source

Iridoid and Furanolabdane -Type Diterpene Glycosides from Rhizomes of Eremostachys azerbaijanica Rech. f. [PDF]

open access: yesResearch Journal of Pharmacognosy, 2018
Background and objectives: The rhizomes of Eremostachys azerbaijanica Rech. f.,as an indigenous plant in East Azerbaijan province of Iran, were studied for isolation and identification of possible phytoconstituents.
Solmaz Asnaashari*   +2 more
doaj   +1 more source

Inhibition of Digestive Enzymes and Antioxidant Activity of Extracts from Fruits of Cornus alba, Cornus sanguinea subsp. hungarica and Cornus florida - A Comparative Study [PDF]

open access: yes, 2020
The fruits of some Cornus species (dogwoods) are used in traditional medicine and considered potential anti-diabetic and hypolipemic agents. The aim of the study was to determine the ability of extracts from Cornus alba (CA), Cornus florida (CF), and ...
Buchholz, Tina   +7 more
core   +1 more source

Iridoids and bis-iridoids from Patrinia scabiosaefolia

open access: yesRSC Advances, 2017
Ten new iridoids, patriscabioins A–J (1–10), and three unique bis-iridoids, patriscabiobisins A–C (11–13), together with seven known analogues, have been identified from whole plants of Patrinia scabiosaefolia.
Zhen-Hua Liu   +6 more
openaire   +4 more sources

Therapeutic Potentials of Secoiridoids from the Fruits of Ligustrum lucidum Aiton against Inflammation-Related Skin Diseases

open access: yesPharmaceuticals, 2022
Ligustrum lucidum Aiton is a flowering plant of the Oleaceae family, and its fruits have been traditionally used for skin nourishment and the treatment of skin diseases.
Sang Won Yeon   +10 more
doaj   +1 more source

Iridoid glucosides from Pentas lanceolata (Forssk.) Deflers growing on the Island of Sardinia [PDF]

open access: yes, 2014
The ethanolic extract of Pentas lanceolata (Forssk.) Deflers was investigated from a phytochemical point of view and in particular on the monoterpenoid glucosides content.
Bianco, Armandodoriano   +3 more
core   +1 more source

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