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Its precursors are some carotenoids and retinyl esters (palmitate, propionate, acetate) [2,3].
Vitamin a supplementation in terms of lifestyle disease
This study agrees with Lima (26) by showing that after vitamin A supplementation there is an increase in the transfer of retinyl esters to the mammary gland in lactating women who have low retinol levels in the colostrum.
Efect of vitamin A suplementation: a systematic review/Efeito da suplementacao de vitamina A: uma revisao sistematica
TRL-plasma concentrations of retinyl esters increased in response to consumption of both biofortified cassava porridge and gari, and the VA equivalencies of beta-carotene in porridge and gari were estimated as ~4.4:1 and 4.2:1, respectively.
Effect of regular consumption of provitamin a biofortified staple crops on vitamin a status in populations in low-income countries
Hepatocytes are mainly involved in the uptake of retinyl esters from chylomicrons, transfer of retinol to HSCs, and synthesis of retinol-binding protein (RBP) (1).
Assessment of indicators of vitamin A status in non-cirrhotic chronic hepatitis C patients
The diet provides retinol as retinyl esters or as provitamin carotenoids, and majority of them are stored within the hepatic lipid droplets (Blaner et al., 1985).
Expression profiles of cellular retinol-binding protein, type II (CRBP II) in Erlang mountainous chickens
Norum, "Retinol and retinyl esters in parenchymal and nonparenchymal rat liver cell fractions after long-term administration of ethanol," Journal of Lipid Research, vol.
Vitamin a supplementation alleviates extrahepatic cholestasis liver injury through Nrf2 activation
Interaction of Fatty Acid Binding Protein with Microsomes: Removal of Palmitic Acid and Retinyl Esters. [[sup.14]C] palmitic acid or [3H] retinyl esters incorporated in microsomal membranes were removed by a cytosolic fraction enriched in fatty acid binding protein.
Five decades with polyunsaturated fatty acids: chemical synthesis, enzymatic formation, lipid peroxidation and its biological effects
Human epidermis contains endogenous retinoids (retinol and retinyl esters) and carotenoids (mostly beta-carotene).
Topical beta-carotene is converted to retinyl esters in human skin ex vivo and mouse skin in vivo
Retinoids allowed for use in cosmetic products include retinol and retinyl esters (for example, retinyl palmitate).
Determination of retinol, retinyl palmitate and retinoic acid in consumer cosmetic products
In addition, the concentrations of retinyl esters after ingestion of a fat-rich meal containing vitamin A have been used as markers of the presence of apo B-48-containing RLPs of intestinal origin.
Remnant lipoproteins: measurement and clinical significance
Retinol, alpha-tocopherol, lutein/zeaxanthin, beta-cryptoxanthin, lycopene, alpha-carotene, trans-beta-carotene, and four retinyl esters in serum determined simultaneously by reversed-phase HPLC with multi-wavelength detection.
Nutritional Assessment of Adolescent Refugees -- Nepal, 1999
This can lead to a buildup in the liver of compounds called retinyl esters, which can be toxic in large amounts.
Multis: Two Is Not Twice as Nice

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