1. Olson JA. Carotenoids. In: shills ME, Olson JA, Shike M, Ross AC eds. Modern Nutrition in Health and Disease. Baltimore: Williams & Wilkins, 1999:525–541.
2. Kirnsky NI. Actions of carotenoids in biological systems. Annu Rev. Nutr 1993;13:561–587.
3. Di Mascio, P., Kaiser, S., and Sies, H. Lycopene as the most efficient biological carotenoid singlet oxygen quencher. Arch Biochem Biophys 274, 532–538, 1989.
4. Edge R, McGarvey DJ and Truscott TG. The carotenoids as antioxidants: a review. J Photochem. Photobiol B Biol 1997;41:189–200.
5. World Cancer Research Fund. Food, nutrition and prevention of cancer: a global perspective. American Institute for Cancer Research, Washington DC, 1997.