Results 31 to 40 of about 6,342 (171)

Identification and Quantification of Flavonoids and Phenolic Acids in Burr Parsley (Caucalis platycarpos L.), Using High-Performance Liquid Chromatography with Diode Array Detection and Electrospray Ionization Mass Spectrometry

open access: yesMolecules, 2009
A sensitive method coupling high-performance liquid chromatography (HPLC) with diode-array detector (DAD) and electrospray ionization mass spectrometry (MS) was optimized for the separation and identification of phenolic acids, flavonoid glycosides and ...
Ana Mornar   +5 more
doaj   +1 more source

Chemical Investigation of Shoots

open access: yesNatural Product Communications, 2013
Phytochemical study of flowering shoots of Caragana arborescens Lam. (Fabaceae family) collected in Buryatia Republic (Russian Federation) resulted in the isolation of twenty compounds identified as quercetin, isoquercitrin and rutin, previously ...
Daniil N. Olennikov   +2 more
doaj   +1 more source

Visualizing the Spatial Distribution of Arctium lappa L. Root Components by MALDI-TOF Mass Spectrometry Imaging

open access: yesFoods, 2022
This study is aimed at developing novel analytical methods to accurately visualize the spatial distribution of various endogenous components in Arctium lappa L. (A.
Lingyu Li   +7 more
doaj   +1 more source

Antinociceptive Effect of an Aqueous Extract and Essential Oil from Baccharis heterophylla

open access: yesPlants, 2021
Infusions and poultices prepared from the aerial parts of Baccharis heterophylla Kunth (Asteraceae) are widely used in Oaxaca (Mexico) for relieving painful and inflammatory complaints. Therefore, the antinociceptive potential of an aqueous extract (31.6–
Erika Castillejos-Ramírez   +5 more
doaj   +1 more source

Exploration of Degradation Mechanism of Chlorogenic Acids in Stevia Based on UPLC-QTOF MS/MS

open access: yesZhipu Xuebao
Chlorogenic acids (caffeoylquinic acids, CQAs), as key bioactive components in numerous traditional herbal medicines, are highly acclaimed for their various biological activities and therapeutic benefits.
Juan-juan WU   +6 more
doaj   +1 more source

Inhibition of HIV Infection by Caffeoylquinic Acid Derivatives

open access: yesAntiviral Chemistry and Chemotherapy, 1993
The caffeoylquinic acids 3,4,5-tri-O-caffeoylquinic acid (1) and 4,5-di-O-caffeoylquinic acid (2), as well as caffeic acid (4) and synapoic acid (5) were isolated from the plant Securidaka longipedunculata (polygalaceae). 1 exhibited a greater selective inhibition of HIV replication than 2 which had an anti-HIV activity similar to that of 3,4,5-tri-O ...
N. Mahmood   +6 more
openaire   +1 more source

Physicochemical, Functional, and Health‐Promoting Properties of Processed Nettle (Urtica Dioica) Leaves: A Review

open access: yesFuture Postharvest and Food, EarlyView.
Stinging nettle (Urtica dioica L.) leaves are a nutrient‐dense source of proteins, dietary fiber, chlorophylls, carotenoids, and phenolic compounds. Processing technologies enable the production of powders and extracts for incorporation into bakery, beverage, dairy, and nutraceutical products; however, challenges remain regarding sensory quality ...
Mary Nkongho Tanyitiku   +2 more
wiley   +1 more source

Intestinal α-Glucosidase Inhibitors in

open access: yesNatural Product Communications, 2017
Achillea millefolium is a plant used as a component of anti-diabetic preparation but the bioactive compounds responsible for its use are not known. Inhibition of intestinal α-glucosidase is a preferable effect for prevention and treatment of diabetes ...
Kota Noda, Eisuke Kato, Jun Kawabata
doaj   +1 more source

THE IMPACT OF TRIFENDER WP ON THE CONTENT OF CHLOROGENIC ACIDS IN POTATO PLANTS INFECTED BY Phytophthora infestans (Mont.) de Bary

open access: yesActa Scientiarum Polonorum: Hortorum Cultus, 2019
Five potato cultivars were grown in a micro-plot field experiment (under conditions of natural infection by pathogens). In experimental treatments, potatoes were treated with Trifender WP, whereas control plants were not treated with growth regulators ...
Małgorzata Głosek-Sobieraj   +3 more
doaj   +1 more source

Breaking polyphenol–polysaccharide interactions: the promising role of natural deep eutectic solvents

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Food processing generates substantial amounts of byproducts rich in valuable bioactive compounds, particularly polyphenols, known for their antioxidant, anti‐UV, and antimicrobial properties. These molecules hold great potential in sectors such as food, cosmetics, and pharmaceuticals.
Paul Sauvetes   +2 more
wiley   +1 more source

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