The vitamin A activity of neo-beta-carotene U and its steric rearrangement in the digestive tract of rats.
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D000818:Animals; D002338:Carotenoids; D041981:Gastrointestinal Tract; D051381:Rats; D014801:Vitamin A; D019207:beta Carotene
D019207:beta Carotene; D014801:Vitamin A; D002338:Carotenoids