Blomhoff, R, Green, MH, Green, JB, Berg, T & Norum, KR (1991) Vitamin A metabolism: new perspectives on absorption, transport and storage. Physiology Reviews 71, 951–990.
Bone, RA, Landrum, JT, Fernandez, L & Tarsis, SL (1988) Analysis of the macular pigment by HPLC: retinal distribution and age study. Investigative Ophthalmology and Visual Science 29, 843–849.
de Pee, S & West, C (1996) Dietary carotenoids and their role in combating vitamin A deficiency: a review of the literature. European Journal of Clinical Nutrition 50, Suppl. 3, S38–S53.
Gartner, C, Stahl, W & Sies, H (1997) Lycopene is more available from tomato paste than from fresh tomatoes. American Journal of Clinical Nutrition 66, 116–122.
Hammond, BR, Johnson, EJ, Russell, RM, Krinsky, NI, Yeum, KJ, Edwards, R & Snodderly, DM (1997) Dietary modification of human macular pigment density. Investigative Ophthalmology and Visual Science 38, 1795–1802.
Haskell, MJ, Handelman, GJ, Peerson, JM, Jones, AD, Rabbi, MA, Awal, MA, Wahed, MA, Dilip, M & Brown, KH (1997) Assessment of vitamin A status by the deuterated-retinol-dilution technique and comparison with hepatic vitamin A concentration in Bangladeshi surgical patients. American Journal of Clinical Nutrition 66, 67–74.
Mayne, ST & Parker, RS (1989) Antioxidant activity of dietary canthaxanthin. Nutrition and Cancer 12, 225–236.
Miller, NJ, Sampson, J, Candeias, LP, Branley, PM & Rice-Evans, CA (1996) Antioxidant activities of carotenes and xanthophylls. FEBS Letters 384, 240–246.
Novotny, JA, Ducker, SR, Zech, LA & Clifford, AJ (1995) Compartmental analysis of the dynamics of β-carotene in an adult volunteer. Journal of Lipid Research 36, 1825–1838.
Olson, JA (1987) Recommended dietary intakes (RDI) of vitamin A in humans. American Journal of Clinical Nutrition 45, 704–716.
O'Neill, ME & Thurnham, DI (1998) Intestinal absorption of β-carotene, lycopene and lutein in men and women following a standard meal: response curves in the triacylglycerol-rich lipoprotein fraction. British Journal of Nutrition 79, 149–159.
Ong, DE (1994) Cellular transport and metabolism of vitamin A: roles of the cellular retinoid-binding proteins. Nutrition Reviews 52, S24–S31.
Parker, RS (1996) Absorption, metabolism and transport of carotenoids. FASEB Journal 10, 542–551.
Parker, RS (1997) Bioavailability of carotenoids. European Journal of Clinical Nutrition 51, Suppl. 1, S86–S90.
Parker, RS, Brenna, JT, Swanson, JE, Goodman, KJ & Marmor, B (1997) Assessing metabolism of β-[13C]carotene using high-precision isotope ratio mass spectrometry. Methods in Enzymology 282, 130–140.
Parker, RS, Swanson, JE, Marmor, B, Goodman, KJ, Spielman, AB, Brenna, JT, Viereck, SM & Canfield, WK (1993) Study of β-carotene metabolism in humans using 13C-β-carotene and high precision isotope ratio mass spectrometry. Annals of the New York Academy of Sciences 691, 86–95.
Rock, CL, Lovalvo, JL, Ementiser, C, Ruffin, MT, Flatt, SW & Schwartz, SJ (1998) Bioavailability of β-carotene is lower in raw than in processed carrots and spinach in women. Journal of Nutrition 128, 913–916.
Swanson, JE & Parker, RS (1996) Biological effects of carotenoids in humans. In Handbook of Antioxidants, pp. 337–367 [Packer, L and Cadenas, E, editors]. New York, NY: Marcel Dekker Inc.
Traber, MG, Diamond, SR, Lane, JC, Brody, RI & Kayden, HJ (1994) β-Carotene transport in human lipoproteins. Comparisons with a-tocopherol. Lipids 29, 665–669.
van Vliet, T (1996) Absorption of β-carotene and other carotenoids in humans and animal models. European Journal of Clinical Nutrition 50, Suppl. 3, S32–S37.
van Vliet, T, Schreurs, WHP & van den Berg, H (1995) Intestinal β-carotene absorption and cleavage in men: response of β-carotene and retinyl esters in the triglyceride-rich lipoprotein fraction after a single oral dose of b-carotene. American Journal of Clinical Nutrition 62, 110–116.