Results 321 to 330 of about 26,277,168 (365)

Vitamin A and Vitamin A Deficiency

2009
Vitamin A is an essential factor for development, growth, health and survival. Vitamin A (retinol, 1) and its chemically and metabolically related forms retinal (2) and retinoic acid (3) play essential roles in such diverse processes as vision and cell regulation.
openaire   +2 more sources

Dietary reference intakes: vitamin A, vitamin K, arsenic, boron, chromium, copper, iodine, iron, manganese, molybdenum, nickel, silicon, vanadium, and zinc.

Journal of the American Dietetic Association, 1998
P. Trumbo, A. Yates, S. Schlicker, M. Poos   +3 more
semanticscholar   +1 more source

Vitamins

1977
H.D. Reuter, K.-P. Hellriegel
openaire   +1 more source

Perspective: Vitamin D deficiency and COVID‐19 severity – plausibly linked by latitude, ethnicity, impacts on cytokines, ACE2 and thrombosis

Journal of Internal Medicine, 2021
Jonathan M Rhodes, Sreedhar Subramanian, Eamon Laird   +2 more
exaly  

Vitamine

Fresenius' Zeitschrift für analytische Chemie, 1955
openaire   +1 more source

Vitamin A: The first vitamin!

Clinica Chimica Acta, 2010
Gerald A Woollard, Janice Gill, Ronda F. Greaves, Scott Briscoe, T A Walmsley, Lisa Jolly, C. Salonikas, Lambro A Johnson, Kirsten Hoad   +8 more
openaire   +2 more sources

The vitamins and the vitamin bunk [PDF]

General Science Quarterly, 1923
openaire   +1 more source

Vitamine

1982
Hans-Dieter Belitz, Werner Grosch
openaire   +1 more source

Vitamine

1983
openaire   +2 more sources

Intranasal vitamin A is beneficial in post-infectious olfactory loss

European Archives of Oto-Rhino-Laryngology, 2017
T. Hummel, K. Whitcroft, G. Rueter, A. Haehner   +3 more
semanticscholar   +1 more source