A diurnal rhythm in the disappearance of thyroxine from the blood and its relation to feeding.
D000821:Animal Feed; D000818:Animals; D002417:Cattle; D002940:Circadian Rhythm; D005502:Food; D051381:Rats; D013961:Thyroid Gland / Q000502:physiology*; D013965:Thyroidectomy; D013974:Thyroxine / Q000097:blood*
D013974:Thyroxine