Any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes.
Vitamin, class of molecules with related biological function.
1Nevertheless, the biological action of this released vitamin A is virtually unknown.
2In children only, vitamin A deficiency and zinc deficiency were also assessed.
3No association between third trimester maternal vitamin A and SSD was observed.
4Resupply of vitamin A can induce glandular differentiation in A- lacrimal tissues.
5LSECs expressed functional retinal dehydrogenases and could convert vitamin A to RA.
6A lack of vitamin A can lead to blindness and even death.
7Even more, avoiding vitamin A can create some serious health problems.
8Improvement of social conditions is a radical approach to preventing vitamin A deficiency.
9Conclusions: Targeted vitamin A supplementation of HIV-positive children prolongs their survival.
10Conclusions: Serum vitamin A deficiency could be commonly found in infants with wheezing.
11Be sure you're getting both beta-carotene and vitamin A in your multivitamin formula.
12Half were given 3-carotene and vitamin A, while the other half got placebo.
13The severity of vitamin A deficiency was related to the infants' wheezing severity.
14There were no differences between the vitamin A and p …
15Plasma vitamin A concentrations were not associated with risk of death.
16Results: The severity of vitamin A deficiency was related to the course of wheezing.
Translations for vitamin A