Results 11 to 20 of about 50,803 (257)

Esterification enhances carotenoid retention during bread-making. [PDF]

open access: yesJ Sci Food Agric
Abstract BACKGROUND Carotenoids are plant‐derived antioxidants that contribute to human health and represent key quality traits in wheat‐based foods. However, they are highly unstable and prone to degradation during processing. Xanthophyll esterification has been identified as a natural mechanism that enhances carotenoid stability during grain storage.
Requena-Ramírez MD   +3 more
europepmc   +2 more sources

Photo-stability of lutein in surfactant-free lutein-zein composite colloidal particles

open access: yesFood Chemistry: X, 2020
The ability of nanoparticles from the plant protein zein to protect lutein from light degradation was studied under various conditions. Lutein-zein nanoparticles were synthesized, after zein purification, by anti-solvent precipitation.
Frankjen Ynske de Boer   +2 more
doaj   +1 more source

Novel formulation of liposomal lutein using nanofiber weaving (NFW) technology: Antioxidant property and in vitro release studies

open access: yesFood Hydrocolloids for Health, 2021
Lutein is a xanthophyll carotenoid found in dark green leafy vegetables, fruits and flowers and displays potent biological properties many of which are believed to be related to its antioxidant properties.
Karthik Varma   +6 more
doaj   +1 more source

Carbachol increases intracellular free calcium concentrations in human granulosa-lutein cells [PDF]

open access: yes, 1992
We investigated whether the stimulation of human granulosa-lutein cells with muscarinic and nicotinic receptor agonists can cause increases in intracellular free calcium (Ca2+), using Fura-2 microfluorimetry.
Föhr, K. J.   +3 more
core   +1 more source

Effects of abiotic stressors on lutein production in the green microalga Dunaliella salina. [PDF]

open access: yes, 2014
BackgroundRecent years have witnessed a rising trend in exploring microalgae for valuable carotenoid products as the demand for lutein and many other carotenoids in global markets has increased significantly.
Andrésson, Ólafur S   +7 more
core   +3 more sources

Immune enhancement activities of silk lutein extract from Bombyx mori cocoons

open access: yesBiological Research, 2014
BACKGROUND: Declining immune function poses an important clinical challenge worldwide and supplementation with natural products that possessing immune enhancing properties is a promising approach for preventing or delaying immune function decline ...
Porkaew Promphet   +3 more
doaj   +1 more source

A foundation for provitamin A biofortification of maize: genome-wide association and genomic prediction models of carotenoid levels. [PDF]

open access: yes, 2014
Efforts are underway for development of crops with improved levels of provitamin A carotenoids to help combat dietary vitamin A deficiency. As a global staple crop with considerable variation in kernel carotenoid composition, maize (Zea mays L.) could ...
Buckler, Edward S   +13 more
core   +1 more source

Plasma lutein concentrations are related to dietary intake, but unrelated to dietary saturated fat or cognition in young children

open access: yesJournal of Nutritional Science, 2014
Lutein and zeaxanthin are xanthophyll carotenoids present in highly pigmented vegetables and fruits. Lutein is selectively accumulated in the brain relative to other carotenoids.
Kelly A. Mulder   +5 more
doaj   +1 more source

Incorporation of Lutein on Layered Double Hydroxide for Improving the Environmental Stability

open access: yesMolecules, 2020
To overcome the poor stability of natural lutein to environmental factors, layered double hydroxide was incorporated by a green mechanical grinding process.
Shue Li   +5 more
doaj   +1 more source

Effects of Dietary Lutein Sources on Lutein-Enriched Egg Production and Hepatic Antioxidant System in Laying Hens

open access: yesThe Journal of Poultry Science, 2014
The present study was conducted to investigate the effects of two dietary lutein sources such as the commercial lutein and the emulsified crude extract of spinach containing lutein on the transfer of lutein into egg yolks as well as the antioxidant ...
Insurk Jang   +7 more
doaj   +1 more source

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