Results 31 to 40 of about 14,673 (96)

Macular Xanthophylls Are Related to Intellectual Ability among Adults with Overweight and Obesity

open access: yesNutrients, 2018
Excess adiposity or obesity has been inversely related to cognitive function and macular xanthophyll status. However, whether the neuroprotective effects of macular xanthophylls on cognitive function are independent of excess adiposity is unclear.
Naiman A. Khan   +7 more
semanticscholar   +1 more source

Structures of Yellow Xanthophylls and Metabolism of Astaxanthin in the Prawn Penaeus japonicus.

open access: yesJournal of Oleo Science, 2018
The dried powder of Paracoccus carotinifaciens (PANAFERD-AX®) contains (3S,3'S)-astaxanthin as a major carotenoid. Administration of PANAFERD-AX® for pigmentation of the prawn Penaeus japonicus was examined.
T. Maoka   +2 more
semanticscholar   +1 more source

Conservation of core complex subunits shaped the structure and function of photosystem I in the secondary endosymbiont alga Nannochloropsis gaditana [PDF]

open access: yes, 2017
Photosystem I (PSI) is a pigment protein complex catalyzing the light-driven electron transport from plastocyanin to ferredoxin in oxygenic photosynthetic organisms.
Alboresi   +87 more
core   +3 more sources

Lutein, zeaxanthin and meso-zeaxanthin content of eggs laid by hens supplemented with free and esterified xanthophylls

open access: yesJournal of Nutritional Science, 2016
The xanthophyll carotenoids lutein (L), zeaxanthin (Z) and meso-zeaxanthin (MZ) are found at the macula, the central part of the retina, where they are referred to as macular pigment (MP).
J. Nolan   +5 more
semanticscholar   +1 more source

Recent progress in the identification and determination of freshwater phytoplankton in the natural environment [PDF]

open access: yes, 1997
The biomass of the phytoplankton and its composition is one of the most important factors in water quality control. Determination of the phytoplankton assemblage is usually done by microscopic analysis (Utermöhl's method). Quantitative estimations of the
Lohmann, C., Wilhelm, C.
core  

Egg Production and Quality of Magelang Duck Fed Diets Containing Different Ratio of Omega 3 : Omega 6 and Organic Zn [PDF]

open access: yes, 2013
The aims of this study were to determine the feeding effect of diets containing different ratio of ω-3 and ω-6 fatty acids and organic Zn on egg production and quality of Magelang duck.
Darmawan, A. (A)   +2 more
core  

CAROTENOIDS CONTENT OF COMMERCIAL SEAWEED IN BALI [PDF]

open access: yes, 2011
In Bali there are several types of seaweed that has long been used as a source of food by people. These seaweed local name are Bulung Boni (Caulerpa spp.) and Bulung Sangu (Gracilaria spp.).
Ketut Sri Marhaeni , Julyasih
core  

A New Method to Simultaneously Quantify the Antioxidants: Carotenes, Xanthophylls, and Vitamin A in Human Plasma

open access: yesOxidative Medicine and Cellular Longevity, 2015
A simple and accurate reversed phase high-performance liquid chromatography coupled with diode array detector (HPLC-DAD) method for simultaneously determining and quantifying the antioxidants carotenes, xanthophylls, and retinol in human plasma is ...
Mariel Colmán-Martínez   +4 more
semanticscholar   +1 more source

A 3-hydroxy β-end group in xanthophylls is preferentially oxidized to a 3-oxo ε-end group in mammals[S]

open access: yesJournal of Lipid Research, 2015
We previously found that mice fed lutein accumulated its oxidative metabolites (3′-hydroxy-ε,ε-caroten-3-one and ε,ε-carotene-3,3′-dione) as major carotenoids, suggesting that mammals can convert xanthophylls to keto-carotenoids by the oxidation of ...
A. Nagao   +5 more
semanticscholar   +1 more source

Deposition of carotenoids in egg yolk by short-term supplement of coloured carrot (Daucus carota) varieties as forage material for egg-laying hens [PDF]

open access: yes, 2010
BACKGROUND: Supplying egg-laying hens with different forage materials may influence egg production and quality. The aim of this study was to examine the short-term effects of standard feed plus 70 g day−1 per hen of three coloured carrot varieties ...
Hammershoj, Marianne   +2 more
core  

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