The ability of nutrition scientists to measure the status, bioavailability, and bioefficacy of
micronutrients is affected by lack of access to the parts of the body through which a nutrient …

Abstract Background Vitamin A (VitA), via its active metabolite retinoic acid (RA), is critical for
the maintenance of memory function with advancing age. Although its role in Alzheimer's …

Background Lactating women are at increased risk for vitamin A (VA) deficiency due to
demands for breast milk content and limited hepatic stores for women in some countries …

Nuclear techniques, including stable isotope techniques, provide great potential for
understanding nutrition and human health with better accuracy and precision compared with …

ABSTRACT Background Measuring vitamin A (VA) status during lactation is required to
inform dietary recommendations. Limited data exist on VA stores in women. Objectives Our …

Ensuring that people have access to adequate vitamin-A-rich foods remains a global
challenge, particularly in many regions of sub-Saharan Africa, where access to vitamin-rich …

建立了稳定同位素稀释技术结合高效液相色谱-气相色谱/负化学电离源质谱法(HPLC-
GC/NCI/MS) 测定人体肝脏维生素A (VA) 储备量的方法. 志愿者在口服氘标记的视黄醇醋酸酯(2 …

The role of retinol-binding protein 4 (RBP4), a natural binding partner of plasma circulating
transthyretin (TTR), in TTR-associated cardiomyopathies is unknown. RBP4 is a small (21 …

La vitamine A (VA), ou rétinol, est une molécule essentielle au maintien des processus
neurobiologiques de la mémoire tout au long de la vie. Dans le cerveau, le rétinol est …

Transthyretin (TTR)-associated amyloidoses are diseases wherein wild-type or mutant TTR
forms amyloid fibrils that infiltrate multiple organs. Wild-type TTR amyloidosis, ATTRwt, is a …