Results 31 to 40 of about 3,470 (123)

Absorption, transport, and storage of retinyl-15-14C palmitate-9,10-3H in the rat

open access: yesJournal of Lipid Research, 1966
Retinyl-15-14C palmitate-9,10-3H was fed to rats in order to study hydrolysis and reesterification of this ester during digestion, absorption, transportation, and storage.
C.W. Lawrence   +3 more
doaj   +1 more source

Contraceptive steroids increase hepatic uptake of chylomicron remnants in healthy young women.

open access: yesJournal of Lipid Research, 1988
In an investigation of alterations in cholesterol metabolism during contraceptive steroid use, we studied plasma clearance of chylomicron remnants. Six healthy women were studied on and off contraceptive steroid therapy.
F Berr, R H Eckel, F Kern, Jr
doaj   +1 more source

Bakuchiol: From structural mimicry to systems‐level skin biology

open access: yesInternational Journal of Cosmetic Science, EarlyView.
Convergent outcomes, divergent mechanisms: bakuchiol vs. retinol. Bakuchiol exhibits functional convergence with retinol in improving extracellular matrix integrity, epidermal differentiation and barrier function, while operating through distinct mechanisms.
Ratan K. Chaudhuri
wiley   +1 more source

Impaired Hepatic Vitamin A Metabolism in NAFLD Mice Leading to Vitamin A Accumulation in HepatocytesSummary

open access: yesCellular and Molecular Gastroenterology and Hepatology, 2021
Background & Aims: Systemic retinol (vitamin A) homeostasis is controlled by the liver, involving close collaboration between hepatocytes and hepatic stellate cells (HSCs).
Ali Saeed   +8 more
doaj   +1 more source

Degradation Mechanisms, Encapsulation‐Based Stabilization, and Analytical Detection of Vitamin A

open access: yesJournal of the American Oil Chemists' Society, Volume 103, Issue 9, Page 1079-1097, September 2026.
ABSTRACT Vitamin A is an important lipid‐soluble micronutrient essential for vision, immune function, and overall growth and development. However, vitamin A is unstable and susceptible to environmental factors because of its conjugated structure and inherent chemical reactivity.
Latheesha Abeywardana   +5 more
wiley   +1 more source

A rapid and sensitive separation of retinol and retinyl palmitate using a small, disposable bonded-phase column: kinetic applications.

open access: yesJournal of Lipid Research, 1988
A method utilizing small disposable C18 bonded-phase columns has been developed to separate retinol and retinyl palmitate mixtures into their individual components in high yield and purity.
C J O'Connor, B Yaghi
doaj   +1 more source

Retinoic Acid Signalling Regulates Zebrafish Tooth Germ Repair Following Injury

open access: yesCell Proliferation, Volume 59, Issue 7, July 2026.
Retinoic acid signalling may regulate the repair processes in a tooth germ injury model using Tg(scpp5:Dendra2‐NTR) zebrafish and the nitroreductase (NTR)/metronidazole (MTZ) system. ABSTRACT Although the role of retinoic acid (RA) signalling in odontogenesis is well established, its involvement in the repair of injured tooth germs remains unclear.
Qiqi Liu   +4 more
wiley   +1 more source

Kinetics of chylomicron remnant clearance in normal and in hyperlipoproteinemic subjects.

open access: yesJournal of Lipid Research, 1987
The kinetics of chylomicron metabolism have been studied by measuring retinyl palmitate in chylomicrons and their remnants for 10-12 hr following oral administration of vitamin A and Lipomul in three groups of adult male subjects: A) normal plasma ...
J A Cortner   +6 more
doaj   +1 more source

Analysis of Vitamin A in Multivitamin Products

open access: yesРегуляторные исследования и экспертиза лекарственных средств, 2021
Vitamin A is present in multivitamin products mainly in the form of retinol esters: retinyl acetate, retinyl palmitate, and beta carotene—retinol precursor (dimer) found in plants, which is capable of converting into retinol in liver cells.
A. S. Alekseeva   +5 more
doaj   +1 more source

Bakuchiol Ferulate: A Novel Functional Retinol Analog With Enhanced Photostability and Reduced Phototoxicity for Cosmetic Applications

open access: yesJournal of Cosmetic Dermatology, Volume 25, Issue 7, July 2026.
ABSTRACT Background Retinol (ROL) is essential in dermatology for antiaging; however, its clinical utility is frequently limited by inherent chemical instability and significant cutaneous irritation. Objective This study describes the development of bakuchiol ferulate (BF), a novel molecular hybrid synthesized from bakuchiol and a ferulic acid (FA ...
Jiangming Zhong   +13 more
wiley   +1 more source

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