Retinol binding protein 4 (RBP4) is a member of the lipocalin family and the major transport
protein of the hydrophobic molecule retinol, also known as vitamin A, in the circulation …

Retinoids are required for maintaining many essential physiological processes in the body,
including normal growth and development, normal vision, a healthy immune system, normal …

The adult zebrafish heart has a high capacity for regeneration following injury. However, the
composition of the regenerative niche has remained largely elusive. Here, we dissected the …

Retinoids (ie, vitamin A, all-trans retinoic acid, and related signaling molecules) induce the
differentiation of various types of stem cells. Nuclear retinoic acid receptors mediate most but …

As succinctly summarized by Wolf, 1 lack of vitamin A (all-trans-retinol) was recognized by
ancient Egyptians as causing a visual deficiency involving the retina and cornea that could …

By definition, a vitamin is a substance that must be obtained regularly from the diet. Vitamin
A must be acquired from the diet, but unlike most vitamins, it can also be stored within the …

Vitamin A deficiency is a public health problem in most developing countries, especially in
children and pregnant women. It is thus a priority in health policy to improve preformed …

The majority of retinoid (vitamin A and its metabolites) present in the body of a healthy
vertebrate is contained within lipid droplets present in the cytoplasm of hepatic stellate cells …

Retinitis pigmentosa (RP) is genetically heterogeneous retinopathy caused by
photoreceptor cell death and retinal pigment epithelial atrophy that eventually results in …

Carotenoids exert a rich variety of physiological functions in mammals and are beneficial for
human health. These lipids are acquired from the diet and metabolized to apocarotenoids …