Results 11 to 20 of about 16,603 (312)

Effect of charge generation in ESI source on the neutral aromatic elimination mechanism in xanthophylls [PDF]

open access: hybrid, 2017
Carotenes and xanthophylls are natural pigments with high economic relevance in chemical, cosmetics, food and pharmaceutical industries. Systematic studies of carotenoid fragmentation pathways have demonstrated that the neutral elimination of aromatic ...
Callegari Lopes, João Luis   +5 more
core   +4 more sources

Xanthophyll Bioavailability in Dehydrated Turf Grass

open access: hybridPoultry Science, 1981
In a 16-day experiment involving 270 32-week-old laying hens, dehydrated turf grass (DTG) and corn gluten meal (CGM) were compared as xanthophyll sources for egg yolk pigmentation. Experimental diets were formulated to contain, 0, 5, 10, 15 and 20 mg total xanthophyll/kg diet, provided as either DTG or CGM.
Kelly R. Robbins
openaire   +3 more sources

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

Improved production of lutein and β-carotene by thermal and light intensity upshifts in the marine microalga Tetraselmis sp. CTP4 [PDF]

open access: yes, 2020
The industrial microalga Tetraselmis sp. CTP4 is a promising candidate for aquaculture feed, novel food, cosmeceutical and nutraceutical due to its balanced biochemical profile.
Barreira, Luísa   +8 more
core   +1 more source

The Identification and Quantitative Analysis of Unusual Keto-Carotenoids in Ripe Fruits of Maclura tricuspidate and Its Potential as a Valuable Source of Cryptocapsin

open access: yesMolecules, 2022
Ripe fruits of Maclura tricuspidata (MT) are used as food material and a natural colorant in Korea. Although MT fruits have a deep red color due to carotenoid-like pigments, their chemical nature has not been explored in detail so far.
Jong-Kuk Kim   +5 more
doaj   +1 more source

Partial quantification of pigments extracted from the zooxanthellate octocoral Sinularia flexibilis at varying irradiances [PDF]

open access: yes, 2010
Chlorophyll-a (chl-a) and carotenoid pigments of the zooxanthellate octocoral Sinularia flexibilis were analyzed using high performance liquid chromatography following exposure to three light intensities for over 30 days. From the coral fragments located
Khalesi, M.K., Lamers, P.P.
core   +2 more sources

Absorption and cutaneous deposition of yellow pigment in male and female broilers in response to different levels of xanthophylls from Tagetes erecta

open access: yesAustral Journal of Veterinary Sciences, 2017
To determine the saturation point of absorption and cutaneous deposition of yellow xanthophylls (XA) in broilers, two hundred and sixteen Ross 308 chickens (108 males and 108 females) were sorted by sex and randomly assigned to 6 dietary treatments ...
MA Tepox-Pérez   +5 more
doaj   +1 more source

The Physiological Response of Lettuce to Red and Blue Light Dynamics Over Different Photoperiods

open access: yesFrontiers in Plant Science, 2021
This study aimed to evaluate the effect of dynamic red and blue light parameters on the physiological responses and key metabolites in lettuce and also the subsequent impact of varying light spectra on nutritive value.
Giedrė Samuolienė   +6 more
doaj   +1 more source

Overexpression of beta-carotene hydroxylase enhances stress tolerance in Arabidopsis [PDF]

open access: yes, 2002
Plant stress caused by extreme environmental conditions is already a principal reason for yield reduction in crops. The threat of global environment change makes it increasingly important to generate crop plants that will withstand such conditions ...
Davison, P.A., Horton, P., Hunter, C.N.
core   +1 more source

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