Results 21 to 30 of about 1,932 (159)

Preparation and Chromatographic Analysis of Phlorotannins [PDF]

open access: yesJournal of Chromatographic Science, 2013
In the 70s, reports began to appear of phenolic metabolites of brown algae with the characteristics of tannins; these compounds, initially termed phaeophyte tannins, marine algal polyphenols or polyphloroglucinols, are known as phlorotannins, the youngest group of plant polyphenolics.
José Hipólito Isaza, Martínez   +1 more
openaire   +2 more sources

Microwave-Assisted Extraction of Phlorotannins from Fucus vesiculosus [PDF]

open access: yesMarine Drugs, 2020
Microwave-assisted extraction (MAE) was carried out to maximize the extraction of phlorotannins from Fucus vesiculosus using a hydroethanolic mixture as a solvent, as an alternative to the conventional method with a hydroacetonic mixture. Optimal MAE conditions were set as ethanol concentration of 57% (v/v), temperature of 75 °C, and time of 5 min ...
Sónia J. Amarante   +5 more
openaire   +3 more sources

Fucaceae: A Source of Bioactive Phlorotannins [PDF]

open access: yesInternational Journal of Molecular Sciences, 2017
Fucaceae is the most dominant algae family along the intertidal areas of the Northern Hemisphere shorelines, being part of human customs for centuries with applications as a food source either for humans or animals, in agriculture and as remedies in folk medicine.
Marcelo Catarino   +2 more
openaire   +2 more sources

Composition of Intracellular and Cell Wall-Bound Phlorotannin Fractions in Fucoid Algae Indicates Specific Functions of These Metabolites Dependent on the Chemical Structure

open access: yesMetabolites, 2020
Accumulation of biologically active metabolites is a specific feature of plant biochemistry, directing the use of plants in numerous applications in the pharmaceutical and food industries.
Claudia Birkemeyer   +3 more
doaj   +1 more source

Marine Polyphenol Phlorotannins as a Natural Sleep Aid for Treatment of Insomnia: A Review of Sedative–Hypnotic Effects and Mechanism of Action

open access: yesMarine Drugs, 2022
Insomnia is a common sleep disorder. Natural sleep aids are gaining worldwide popularity as alternatives to prescription drugs for improving sleep.
Seonghui Kim   +6 more
doaj   +1 more source

Influence of Gender and Age of Brown Seaweed (Fucus vesiculosus) on Biochemical Activities of Its Aqueous Extracts

open access: yesFoods, 2021
Fucus vesiculosus L. is a common coastal brown seaweed associated with various benefits to human health due to its phenolic content and nutrients and is used as food through different methods of consumption.
Diogo Nunes   +5 more
doaj   +1 more source

AKTIVITAS ANTIOKSIDAN EKSTRAK RUMPUT LAUT COKELAT (Sargassum polycystum) (Antioxidant Activity of Brown Seaweed (Sargassum polycystum) Extracts)

open access: yesAgritech, 2016
The purpose of this study was to determine antioxidant activity of polyphenol and phlorotannin extracts from brown algae Sargassum polycystum. Polyphenol was extracted with ethanol 96% then tested total phenolic content, while phlorotannin was extracted ...
Kun Cahyaningrum   +2 more
doaj   +1 more source

Chemical Defense against Herbivory in the Brown Marine Macroalga Padina gymnospora Could Be Attributed to a New Hydrocarbon Compound

open access: yesPlants, 2023
Brown marine macroalga Padina gymnospora (Phaeophyceae, Ochrophyta) produces both secondary metabolites (phlorotannins) and precipitate calcium carbonate (CaCO3—aragonite) on its surface as potential defensive strategies against herbivory.
Renato Crespo Pereira   +7 more
doaj   +1 more source

Dieckol: a brown algal phlorotannin with biological potential

open access: yesBiomedicine & Pharmacotherapy, 2021
Dieckol [C36H22O18], is a naturally occurring phlorotannin found in some brown algal species. Dieckol is gaining more attention in the scientific community for its potential biological activities. It has been exhibited a broad spectrum of therapeutic functions including anti-bacterial, anti-cancer, anti-oxidant, anti-aging, anti-diabetic ...
Rajan, Durairaj Karthick   +3 more
openaire   +3 more sources

Therapeutic Potential of Seaweed-Derived Bioactive Compounds for Cardiovascular Disease Treatment

open access: yesApplied Sciences, 2022
Cardiovascular diseases are closely related to hypertension, type 2 diabetes mellitus, obesity, and hyperlipidemia. Many studies have reported that an unhealthy diet and sedentary lifestyle are critical factors that enhance these diseases. Recently, many
Chi-Heung Cho   +4 more
doaj   +1 more source

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