Results 21 to 30 of about 168,484 (335)

A study on the conversion of carotene into vitamin A by fluorescence microphotometry [PDF]

open access: yes, 1971
For the purpose to confirm whether carotene is converted into vitamin A mainly in the intestine, fluorescence microscope observations as well as the fluorescence microphotometry for the estimation of fading state of the fluorescence were carried out on ...
Iimori, Saburo
core   +1 more source

Effects of Hydrogen Sulfide on Sugar, Organic Acid, Carotenoid, and Polyphenol Level in Tomato Fruit

open access: yesPlants, 2023
Hydrogen sulfide (H2S) is known to have a positive effect on the postharvest storage of vegetables and fruits, but limited results are available on its influence in fruit flavor quality.
Yanqin Zhang   +4 more
doaj   +1 more source

Orbital Optimization in the Density Matrix Renormalization Group, with applications to polyenes and \beta-carotene [PDF]

open access: yes, 2007
In previous work we have shown that the Density Matrix Renormalization Group (DMRG) enables near-exact calculations in active spaces much larger than are possible with traditional Complete Active Space algorithms.
Debashree Ghosh   +5 more
core   +3 more sources

Associations of Dietary Antioxidants and Risk of Type 2 Diabetes: Data from the 2007–2012 Korea National Health and Nutrition Examination Survey

open access: yesMolecules, 2017
Antioxidants are suggested to decrease risk of type 2 diabetes (T2D) by preventing progressive impairment of pancreatic β-cell and endothelial function.
Dan Yedu Quansah   +6 more
doaj   +1 more source

Carotenoids and antioxidant enzymes as biomarkers of the impact of heavy metals in food chain [PDF]

open access: yes, 2016
Antioxidant enzymes (catalase and peroxidase) and carotenoids (lutein and â-carotene) are often used as biomarkers of metal contamination of water and agricultural soils.
Andrianos, Vangelis   +6 more
core   +3 more sources

Therapeutic Uses of Retinol and Retinoid-Related Antioxidants

open access: yesMolecules
Retinol and retinol-related compounds are essential for human health, particularly in cellular protection, skin health, and the management of medical conditions.
Janka Vašková   +4 more
doaj   +1 more source

Biosynthesis and extraction of high-value carotenoid from algae

open access: yesFrontiers in Bioscience-Landmark, 2021
Algae possess a considerable potential as bio-refinery for the scale-up production of high-value natural compounds like—carotenoids. Carotenoids are accessory pigments in the light-harvesting apparatus and also act as antioxidants and photo-protectors in
Amit Kumar Gupta   +7 more
doaj   +1 more source

Vitamin A and Bone Health: A Review on Current Evidence

open access: yesMolecules, 2021
Vitamin A is a fat-soluble micronutrient essential for growth, immunity, and good vision. The preformed retinol is commonly found in food of animal origin whereas provitamin A is derived from food of plant origin.
Michelle Min Fang Yee   +3 more
doaj   +1 more source

Effect of boron fertilisation on the flavour of carrots - Applicability of organoleptic analyses to carrots

open access: yesInternational Journal of Horticultural Science, 2003
Foliar boron fertilisation has had positive influence only on carotene content. Results were evaluated with chemical analyses and sensory tests. It has been observed that sensory tests are able to detect bitter flavour and also to measure its interaction
H. Némethy-Uzoni, Z. Kókai
doaj   +1 more source

Aluminum Pillared Clay (Al-PILC) for Adsorption of Dyes in Red Fruit Oil

open access: yesJurnal Kimia Sains dan Aplikasi, 2021
Red fruit oil contains carotene, which is dark orange, so it is not very popular. Therefore, it is necessary to reduce the intensity of the color. Yesterday, in this study, the synthesis and characterization of Al-pillared clay (Al-PILC) from light and ...
Sholihah Novitasari   +2 more
doaj   +1 more source

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