Results 101 to 110 of about 264,223 (344)

Phytochemical Investigation and Biological Evaluation of Disynaphia filifolia: A Novel Source of Tremetone in Asteraceae

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Chemical investigation of Disynaphia filifolia (Hassl.) R.M. King & H. Rob. (Asteraceae) led to the isolation of eight compounds, with tremetone being the major metabolite recovered. Tremetone has been suggested as the toxic compound in Ageratina altissima and Isocoma pluriflora, two species of the Asteraceae family. Although D.
Yasmin Rodrigues Chierici   +11 more
wiley   +1 more source

Effects of incorporating green leafy vegetables with meals on starch and lipid digestibility under simulated gastrointestinal digestion

open access: yesScientific Reports
Green leafy vegetables (GLV) are known for their cardiovascular health benefits. However, the effects of their serving size on delaying carbohydrate and lipid digestion remain unclear. This study investigated the impact of varying MyPlate-recommended GLV
Thanaporn Kaewpradup   +4 more
doaj   +1 more source

It Is Not All about Alkaloids—Overlooked Secondary Constituents in Roots and Rhizomes of Gelsemium sempervirens (L.) J.St.-Hil

open access: yesPlants
Gelsemium sempervirens (L.) J.St.-Hil. is an evergreen shrub occurring naturally in North and Middle America. So far, more than 120 alkaloids have been identified in this plant in addition to steroids, coumarins and iridoids, and its use in traditional ...
Lilo K. Mailänder   +5 more
doaj   +1 more source

Research of Cranberry Main Indicators of Chemical Composition and Its Processing Products [PDF]

open access: yes, 2017
It is well–known that cranberry is an especially rich and heterogenic source of phytochemical substances. Modern technologies allow to produce food products of wild fruits and berries, but they use their diverse and useful chemical composition ...
Khomych, G. (Galyna)   +4 more
core   +2 more sources

LC‐DAD‐MSn and HR‐LC‐QTOF Analysis of Ziziphus budhensis Leaves and Evaluation of Their In Vitro and In Vivo Biological Activities

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Ziziphus budhensis Bhattarai & M.L. Pathak is a specie described in 2015 in Nepal poorly studied for its phytochemical composition and possible bioactivities. In this study, six extracts were obtained from Z. budhensis leaves using ultrasound assisted extraction with solvents in increasing polarity namely hexane, dichloromethane, chloroform ...
Samjhana Bharati   +7 more
wiley   +1 more source

Structure determination of a 4-pyrone from the liverwort Plagiochila bifaria (Sw.) Lindenb. (Plagiochilaceae) [PDF]

open access: yes, 2008
The centenary of the presentation in 1907 of the "polyketide" hypothesis by Collie, along with his use of a 4-pyrone as an example, is marked by reporting the discovery and isolation of 2-(3,4-dimethoxyphenethyl)-6-methyl-4-pyrone from <i> ...
Rycroft, D.S.
core  

Rapid and comprehensive evaluation of (poly)phenolic compounds in pomegranate (punica granatum L.) juice by UHPLC-MSn [PDF]

open access: yes, 2012
The comprehensive identification of phenolic compounds in food and beverages is a crucial starting point for assessing their biological, nutritional, and technological properties.
Alan Crozier   +21 more
core   +2 more sources

Influence of Drying Methods on the Phenolic Content and Antioxidant Properties of Crocus sativus L. Tepals and Leaves By‐Products From Meknes (Morocco)

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT In recent years, much research has focused on the valorization of Crocus sativus by‐products as sources of bioactive compounds. This study was designed to investigate the impact of two different drying methods, freeze‐drying and air‐drying, on the phenolic content and antioxidant activity of leaves and tepals by‐products from C.
Soukaina Abou‐Wakil   +9 more
wiley   +1 more source

Betalains and phenolic compounds of leaves and stems of Alternanthera brasiliana and Alternanthera tenella [PDF]

open access: yes, 2018
Betacyanins and phenolic compounds from acetonitrile:acidified water extracts of Alternanthera brasiliana and Alternanthera tenella were characterized and quantified using a high-performance liquid chromatography system coupled with diode array and ...
Alvarez, I.   +5 more
core   +1 more source

Chemical Components of the Dried Latex of Euphorbia resinifera Berg and Its Medicinal Features

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT A great deal of research has been carried out on the latex of Euphorbia resinifera Berg, which is an important source of several compounds of therapeutic and medicinal interest. Extraction, synthesis, and hemi synthesis pathways continue to reveal the existence of other new products with anticancer, antioxidant, antidiuretic, and antimalarial ...
Doaa Hammad   +5 more
wiley   +1 more source

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