Results 51 to 60 of about 126,230 (342)

Vitamin A intake of Brazilian mothers and retinol concentrations in maternal blood, human milk, and the umbilical cord

Journal of International Medical Research, 2018
Objectives To analyse intake of vitamin A (VA) and retinol concentrations in maternal blood, breast milk (BM), and the umbilical cord (UC) of newborns, and to determine the associations among these variables.
Thalia Manfrin Martins Deminice, Ivan Savioli Ferraz, Jacqueline Pontes Monteiro, Alceu Afonso Jordão, Lívia Maria Cordeiro Simões Ambrósio, Carlos Alberto Nogueira-de-Almeida   +5 more
doaj   +1 more source

Retinol esterification by mammary gland microsomes from the lactating rat.

Journal of Lipid Research, 1982
Because vitamin A in milk is largely present as esterified retinol while blood plasma predominantly contains unesterified retinol, experiments were conducted to determine whether membranes from the lactating mammary gland are able to synthesize retinyl ...
A C Ross
doaj   +1 more source

Controlled Release of Retinol in Cationic Co-Polymeric Nanoparticles for Topical Application

Cosmetics, 2020
Retinol is a compound used in many skin care formulations to act against skin conditions like acne, wrinkles, psoriasis, and ichthyosis. While retinol is used as an active ingredient, its efficacy is limited by an extreme sensitivity to light and ...
Fabien Goudon, Yohann Clément, Lionel Ripoll   +2 more
doaj   +1 more source

Validation of the Use of Dried Blood Spot (DBS) Method to Assess Vitamin A Status [PDF]

Health Promotion Perspectives, 2012
Background: Vitamin A deficiency is an important dietary deficiency in the world. Thus, the ne-cessity of screening for deficient populations is obvious.
Elham Fallah, Seyed Hadi Peighambardoust
doaj   +1 more source

Risk factors for lung cancer and for intervention effects in CARET, the Beta-Carotene and Retinol Efficacy Trial.

Journal of the National Cancer Institute, 1996
BACKGROUND Evidence has accumulated from observational studies that people eating more fruits and vegetables, which are rich in beta-carotene (a violet to yellow plant pigment that acts as an antioxidant and can be converted to vitamin A by enzymes in ...
G. Omenn, G. Goodman, M. Thornquist, J. Balmes, M. Cullen, A. Glass, J. Keogh, F. Meyskens, B. Valanis, James H. Williams, S. Barnhart, M. Cherniack, C. Brodkin, S. Hammar   +13 more
semanticscholar   +1 more source

Decreases in retinol and retinol-binding protein during total parenteral nutrition in rats are not due to a vitamin A deficiency

Journal of Lipid Research, 1996
Perfusion feeding in rats induced a decrease in circulating retinol despite an adequate supply of vitamin A. We studied the effect of total parenteral nutrition (TPN) on the retinol specific carrier in rat, analyzing holo-RBP (bound to retinol) and apo ...
A Lespine, B Periquet, S Jaconi, M C Alexandre, J Garcia, J Ghisolfi, J P Thouvenot, G Siegenthaler   +7 more
doaj   +1 more source

Blood concentrations of carotenoids and retinol and lung cancer risk: an update of the WCRF–AICR systematic review of published prospective studies

Cancer Medicine, 2016
Carotenoids and retinol are considered biomarkers of fruits and vegetables intake, and are of much interest because of their anti‐inflammatory and antioxidant properties; however, there is inconsistent evidence regarding their protective effects against ...
Leila Abar, A. R. Vieira, D. Aune, C. Stevens, Snieguole Vingeliene, D. N. Navarro Rosenblatt, D. Chan, D. Greenwood, T. Norat   +8 more
semanticscholar   +1 more source

Creatinine, diet, micronutrients, and arsenic methylation in West Bengal, India. [PDF]

, 2011
BackgroundIngested inorganic arsenic (InAs) is methylated to monomethylated (MMA) and dimethylated metabolites (DMA). Methylation may have an important role in arsenic toxicity, because the monomethylated trivalent metabolite [MMA(III)] is highly toxic ...
Basu, Arin, Chung, Joyce, Ghosh, Nilima, Guha Mazumder, DN, Kalman, David, Liaw, Jane, Mitra, Soma, Smith, Allan H, Steinmaus, Craig, von Ehrenstein, Ondine S   +9 more
core   +2 more sources

Influência da resposta inflamatória de fase aguda nos níveis séricos de retinol e da proteína de ligação do retinol em pacientes com AIDS Influence of acute-phase inflammatory response on serum levels of retinol and retinol binding protein in HIV/AIDS patients

Revista da Sociedade Brasileira de Medicina Tropical, 2010
INTRODUÇÃO: a hiporretinolemia constitui fator prognóstico independente em pacientes com AIDS, e a atividade inflamatória causa redução dos níveis séricos deste nutriente na população em geral.
Fábio Fernandes Neves, José Fernando de Castro Figueiredo, Alceu Afonso Jordão Júnior, Hélio Vannucchi   +3 more
doaj   +1 more source

Retinol Dehydrogenases Regulate Vitamin A Metabolism for Visual Function

Nutrients, 2016
The visual system produces visual chromophore, 11-cis-retinal from dietary vitamin A, all-trans-retinol making this vitamin essential for retinal health and function.
Bhubanananda Sahu, A. Maeda
semanticscholar   +1 more source