Results 41 to 50 of about 1,479,215 (302)

Kandungan Total Fenolik dan Nilai Sun Protection Factor Ekstrak Sargassum sp.

open access: yesJurnal Kelautan Tropis, 2023
Seaweed or macroalgae is one of the natural products with biological activities such as antioxidant, antibacterial, and immunostimulant. One of them is the brown alga Sargassum sp.
Dimas Dharmawan   +2 more
doaj   +1 more source

Maximum photochemical quantum yield of brown alga Fucus vesiculosus during different light and pCO2 treatments

open access: yes, 2018
Maximum photochemical quantum yield of brown alga Fucus vesiculosus during different light and pCO2 ...
Elina Leskinen (3274638)   +5 more
core   +1 more source

Antibiofilm Activity of the Brown Alga Halidrys siliquosa against Clinically Relevant Human Pathogens

open access: yesMarine Drugs, 2015
The marine brown alga Halidrys siliquosa is known to produce compounds with antifouling activity against several marine bacteria. The aim of this study was to evaluate the antimicrobial and antibiofilm activity of organic extracts obtained from the ...
Alessandro Busetti   +5 more
doaj   +1 more source

Sesquiterpenes from Brown Algae

open access: yesMarine Drugs
Algae are the group that has managed to generate the largest number of compounds and secondary metabolites with different properties, many of them only present in the aquatic kingdom. Among them, brown algae are one of the main producers within marine ecosystems.
Irene Moreno-Gutiérrez   +4 more
openaire   +3 more sources

POLYPHENOLS OF BROWN ALGAE

open access: yeschemistry of plant raw material, 2018
The modern state of research of marine brown algae polyphenolic compounds – phlorotannins, is analyzed. The data on the content of phlorotannins in biomass are presented depending on the species of algae and the place of growth. The biosynthesis, morphology, accumulation in the thallus, the physicochemical properties and biological role of these ...
Боголицын (Bogolitsyn), Константин (Konstantin) Григорьевич (Grigor'evich)   +5 more
openaire   +3 more sources

Influence of Direct Saponification Conditions on Sterol Yield and Composition of the Unsaponifiable Fraction of the Microalga Isochrysis galbana and the Seaweed Ascophyllum nodosum

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Saponification is a key step for recovering the unsaponifiable fraction (USF) of lipids, which contains bioactive sterols, tocopherols, and carotenoids. This study optimized direct saponification conditions (50–300 g L−1 KOH; 60°C–100°C) to recover sterol‐rich USFs from the microalga Isochrysis galbana and the brown seaweed Ascophyllum nodosum,
Mina Zareie, Suzanne M. Budge
wiley   +1 more source

Morphological changes with depth in the calcareous brown alga Padina pavonica

open access: yes, 2017
The calcareous brown ...
Michael Schagerl   +2 more
core   +1 more source

Performance Assessment and Lab‐Scale Economic Evaluation of Alkaline Extraction and Comparative Precipitation of Cyanobacterial Proteins

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Algal proteins from cyanobacteria serve as a natural source of biopolymers. The principal challenge manifests as nonoptimization of unit operations in downstream process accounting for higher costs. This study focuses on process assessment of unit‐operations for selecting suitable recovery strategies not only based on yield, but also considers
Neha Goel   +2 more
wiley   +1 more source

Phlorotannins Derived From the Brown Alga as Tyrosinase Inhibitors

open access: yesNatural Product Communications, 2021
Tyrosinase catalyzes hydroxylation of L-tyrosine and dehydrogenation of L-DOPA in the melanin biosynthesis pathway. Tyrosinase inhibitors have potential use as cosmetic whitening agents and for preventing seafood deterioration. In this report, tyrosinase
Hideyuki Kurihara, Kazuki Kujira
doaj   +1 more source

Brominated Selinane Sesquiterpenes from the Marine Brown Alga Dictyopteris divaricata

open access: yes, 2009
Two new brominated selinane sesquiterpenes, 1-bromoselin-4(14),11-diene (1) and 9-bromoselin-4(14),11-diene (2), one known cadinane sesquiterpene, cadalene (3), and four known selinane sesquiterpenes, α-selinene (4), β-selinene (5), β-dictyopterol (6 ...
Nai-Yun Ji   +11 more
core   +1 more source

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