Results 1 to 10 of about 4,008 (69)

Low and high responders to pharmacological doses of β-carotene: proportion in the population, mechanisms involved and consequences on β-carotene metabolism

open access: yesJournal of Lipid Research, 1998
The aim of this study was to assess the interindividual variability of chylomicron β-carotene response to a pharmacological load of β-carotene in the population, to identify the mechanisms responsible for this variability, and to evaluate its ...
Patrick Borel   +2 more
exaly   +3 more sources

β-carotene Rescues Busulfan Disrupted Spermatogenesis Through Elevation in Testicular Antioxidant Capability

open access: yesFrontiers in Pharmacology, 2021
β-carotene, precursor of vitamin A, is an excellent antioxidant with many beneficial properties. It is a lipid-soluble antioxidant and a very effective quencher of reactive oxygen species (ROS) to reduce the oxidative stress.
Dongxue Ma   +10 more
doaj   +1 more source

The Extraction of β-Carotene from Microalgae for Testing Their Health Benefits

open access: yesFoods, 2022
β-carotene, a member of the carotenoid family, is a provitamin A, and can be converted into vitamin A (retinol), which plays essential roles in the regulation of physiological functions in animal bodies.
Jing Wang   +5 more
doaj   +1 more source

Effects of prepartum supplementation of β-carotene on colostrum and calves

open access: yesJournal of Dairy Science, 2022
: Little is known about transfer of dietary β-carotene into colostrum, its absorption by the calf, and its effects on retinol and α-tocopherol in the calf when the dam's dietary vitamin A is adequate.
C.M. Prom, M.A. Engstrom, J.K. Drackley
doaj   +1 more source

Isomerization and degradation of all-trans-β-carotene during in-vitro digestion

open access: yesFood Science and Human Wellness, 2021
To investigate the behavior of all-trans-β-carotene during digestion, in-vitro digestion coupled with HPLC-DAD, Raman spectroscopy and Fourier transform-infrared spectroscopy were used to monitor it.
Wenyang Tao, Xingqian Ye, Yanping Cao
doaj   +1 more source

Carotenoid Profiling of Yellow-Flesh Peach Fruit

open access: yesFoods, 2022
In this study, the carotenoid profiles and content in 132 cultivars of yellow-flesh peach having different fruit developmental periods (short, middle, and long), fruit surface indumenta (glabrous and pubescent skin), and flesh colors (yellow, golden, and
Bintao Zhao   +8 more
doaj   +1 more source

The Correlation between Intake of Vitamin C and β-Carotene and Fasting Blood Sugar: A Cross-Sectional Analysis in Diabetic Patients of Fasa Cohort Study [PDF]

open access: yesInternational Journal of Nutrition Sciences, 2023
Background: Diet and nutrition are strongly implicated in the etiology of type 2 diabetes. This study has investigated whether low vitamin C and β-carotene intakes were associated with glycemic control in diabetic patients.Methods: In a cross-sectional ...
Shirin Rajabi   +4 more
doaj   +1 more source

Study on the interaction between β-carotene and gut microflora using an in vitro fermentation model

open access: yesFood Science and Human Wellness, 2023
β-Carotene, a typical non-oxygenated carotenoid, is the most efficient source of retinol (VA). The low bio-availability of β-carotene lead to large accumulation in colon; however, the relationship between β-carotene and gut microflora remains unclear ...
Zhixian Li   +9 more
doaj   +1 more source

Effects of β-carotene on glucose metabolism dysfunction in humans and type 2 diabetic rats

open access: yesActa Materia Medica, 2022
Background Type 2 diabetes mellitus (T2DM) is a common chronic disease that is strongly associated with cardiovascular risk. Long-term high blood glucose levels may induce cardiomyocyte apoptosis, cardiac dysfunction and suppress fetal cardiomyocyte ...
Jianjun Wu   +4 more
doaj   +1 more source

Cloning and Functional Characterization of a Lycopene β-Cyclase from Macrophytic Red Alga Bangia fuscopurpurea

open access: yesMarine Drugs, 2017
Lycopene cyclases cyclize the open ends of acyclic lycopene (ψ,ψ-carotene) into β- or ε-ionone rings in the crucial bifurcation step of carotenoid biosynthesis.
Tian-Jun Cao   +5 more
doaj   +1 more source

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