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Article: Beta-carotene absorption and cleavage in rats is affected by the vitamin A concentration of the diet
- Article from:
- The Journal of Nutrition
- Article date:
- February 1, 1996
- Author:
CopyrightCopyright American Institute of Nutrition Feb 1996. Provided by ProQuest LLC. (Hide copyright information)
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Beta-Carotene Absorption and Cleavage in Rats is Affected by the Vitamin A Concentration of the Diet(1,2)
TRINETTE VAN VILIET, * **(3) MARTJE FENTENER VAN VLISSINGEN,+ FRANK VAN SCHAIK+ AND HENK VAN DEN BERG*
* Department of Physiology and Kinetics and + Department of Analytical Sciences, TNO Nutrition and Food Research Institute, 3700 AJ Zeist, Netherlands and ** Department of Experimental Zoology, Faculty of Biology, University of Amsterdam, 1098 SM Amsterdam, Netherlands
Only part of beta-carotene consumed is absorbed in the intestine. Most of the beta-carotene absorbed
in humans 60-70% (Goodman et al. 1966a)
is converted in the enterocytes, mainly to retinal, by the enzyme ...