Results 11 to 20 of about 90,603 (246)

Use of natural pigments obtained from cyanobacteria and algae

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii, 2022
The article reflects data on the use of cyanobacteria pigments in cosmetology. One of the sources of natural antioxidants are the pigments obtained from various algae and cyanobacteria. An essential source for extracting pigments and biologically active
Alina Trofim, Anastasia Verdeș
doaj   +1 more source

Shedding Light on the Hidden Benefit of Porphyridium cruentum Culture

open access: yesAntioxidants, 2023
Microalgae can represent a reliable source of natural compounds with different activities. Here, we evaluated the antioxidant and anti-inflammatory activity of sulfated exopolysaccharides (s-EPSs) and phycoerythrin (PE), two molecules naturally produced ...
Davide Liberti   +6 more
doaj   +1 more source

Seasonal photosynthesis, respiration, and calcification of a temperate Maërl bed in southern Portugal [PDF]

open access: yes, 2020
Rhodolith (maerl) beds are biodiversity hotspots with a worldwide distribution. Maerl is the general term for free-living non-geniculate rhodoliths or coralline red algae. In southern Portugal, maerl beds are mainly composed of Phymatolithon lusitanicum,
Barrote, Isabel   +4 more
core   +1 more source

Mechanical Disintegration and Particle Size Sieving of Chondrus crispus (Irish Moss) Gametophytes and Their Effect on Carrageenan and Phycoerythrin Extraction

open access: yesFoods, 2021
To better understand the migration properties of hybrid carrageenan from the seaweed tissue during carrageenan extraction, the effect of increasing the seaweed surface area by the mechanical disintegration of gametophyte Chondrus crispus chips was ...
Adiguna Bahari   +7 more
doaj   +1 more source

Solution Properties of Phycoerythrin. I. Characterization of Phycoerythrin [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1986
Abstract Phycoerythrin, one of the chromoproteins, from the red alga Porphyra yezoensis has been characterized by physicochemical measurement. The value of the sedimentation constant was 12s and it did not change with the change in pH from 5.4 to 6.8.
Haruo Mizuno   +5 more
openaire   +1 more source

Mycosporine-like Amino Acids from Red Alga Dulse (Devaleraea inkyuleei): Monthly Variation and Improvement in Extraction

open access: yesPhycology, 2023
Mycosporine-like amino acids (MAAs) are natural UV-absorbing compounds found in microalgae and macroalgae. The content of MAAs in algae varies with the seasons and environmental factors.
Ryuya Yamamoto   +5 more
doaj   +1 more source

Phycoerythrin from Porphyridium purpureum: Highly Efficient Extraction, Purification, and Microencapsulation for Food Applications

open access: yesBiology and Life Sciences Forum, 2023
This study presents a characterization of phycoerythrin (PE) derived from Porphyridium purpureum, a marine microalga. P. purpureum was grown and phycoerythrin was extracted and concentrated to 0.3 mg/mL and a purity index of 6.05.
Arisbe Silva-Núñez   +2 more
doaj   +1 more source

A Novel Three-Step Extraction Strategy for High-Value Products from Red Algae Porphyridium purpureum

open access: yesFoods, 2021
The microalga Porphyridium accumulates high-value compounds such as phycoerythrin, polyunsaturated fatty acids, and polysaccharides, and thus, the extraction of these compounds could significantly expand the value of Porphyridium biomass.
Tao Li   +7 more
doaj   +1 more source

Myeloid p38 activation maintains macrophage–liver crosstalk and BAT thermogenesis through IL‐12–FGF21 axis

open access: yesHepatology, EarlyView., 2022
Physiological activation of myeloid p38 controls macrophage IL‐12 production and crosstalk to the liver by modulating hepatic FGF21, and subsequently, brown adipose tissue thermogenesis during obesity Abstract Obesity features excessive fat accumulation in several body tissues and induces a state of chronic low‐grade inflammation that contributes to ...
María Crespo   +14 more
wiley   +1 more source

Microspinning: Local Surface Mixing via Rotation of Magnetic Microparticles for Efficient Small-Volume Bioassays [PDF]

open access: yes, 2020
The need for high-throughput screening has led to the miniaturization of the reaction volume of the chamber in bioassays. As the reactor gets smaller, surface tension dominates the gravitational or inertial force, and mixing efficiency decreases in small-
Cho, Seongkyu   +13 more
core   +1 more source

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