[On the problem of the importance of the thyroid gland for assimilation of beta-carotene into vitamin A in the white rat].
D000818:Animals; D002338:Carotenoids / Q000378:metabolism*; D050356:Lipid Metabolism; D051381:Rats; D013960:Thyroid Function Tests; D013961:Thyroid Gland / Q000502:physiology*; D014781:Viscera; D014801:Vitamin A; D019207:beta Carotene
D019207:beta Carotene; D014801:Vitamin A; D002338:Carotenoids
CAROTENE/metabolism; THYROID GLAND/physiology