1Bone, RA, Landrum, JT, Dixon, Z, et al. (2000) Lutein and zeaxanthin in the eyes, serum and diet of human subjects. Exp Eye Res 71, 239–245.
2Landrum, JT & Bone, RA (2001) Lutein, zeaxanthin, and the macular pigment. Arch Biochem Biophys 385, 28–40.
3Wooten, BR & Hammond, BR (2002) Macular pigment: influences on visual acuity and visibility. Prog Retin Eye Res 21, 225–240.
4Bernstein, PS, Zhao, DY, Wintch, SW, et al. (2002) Resonance Raman measurement of macular carotenoids in normal subjects and in age-related macular degeneration patients. Ophthalmology 109, 1780–1787.
5Gale, CR, Hall, NF, Phillips, DI, et al. (2001) Plasma antioxidant vitamins and carotenoids and age-related cataract. Ophthalmology 108, 1992–1998.
6Schalch, W, Cohn, W, Barker, FM, et al. (2007) Xanthophyll accumulation in the human retina during supplementation with lutein or zeaxanthin – the LUXEA study. Arch Biochem Biophys 458, 128–135.
7Dagnelie, G, Zorge, IS & McDonald, TM (2000) Lutein improves visual function in some patients with retinal degeneration: a pilot study via the Internet. Optometry 71, 147–164.
8Sujak, A, Gabrielska, J, Grudziński, W, et al. (1999) Lutein and zeaxanthin as protectors of lipid membranes against oxidative damage: the structural aspects. Arch Biochem Biophys 371, 301–307.
9Nakazawa, T, Okubo, Y, Suwazono, Y, et al. (2002) Association between duration of daily VDT use and subjective symptoms. Am J Ind Med 42, 421–426.
10Age-related Eye Disease Study Research Group (2002) The effect of five-year zinc supplementation on serum zinc, serum cholesterol and hematocrit in persons randomly assigned to treatment group in the age-related eye disease study. J Nutr 132, 697–702.
11Khachik, F, de Moura, FF, Chew, EY, et al. (2006) The effect of lutein and zeaxanthin supplementation on metabolites of these carotenoids in the serum of persons aged 60 or older. Invest Ophthalmol Vis Sci 47, 5234–5242.
12Rosenthal, JM, Kim, J, de Monasterio, F, et al. (2006) Dose-ranging study of lutein supplementation in persons aged 60 years or older. Invest Ophthalmol Vis Sci 47, 5227–5233.
13Richer, S (1999) ARMD – pilot (case series) environmental intervention data. J Am Optom Assoc 70, 24–36.
14Olmedilla, B, Granado, F, Blanco, I, et al. (2003) Lutein, but not alpha-tocopherol, supplementation improves visual function in patients with age-related cataracts: a 2-y double-blind, placebo-controlled pilot study. Nutrition 19, 21–24.
15Orr, P, Barron, Y, Schein, OD, et al. (1999) Eye care utilization by older Americans: the SEE Project. Ophthalmology 106, 904–909.
16Mangione, CM, Gutierrez, PR, Lowe, G, et al. (1999) Influence of age-related maculopathy on visual functioning and health-related quality of life. Am J Ophthalmol 128, 45–53.
17Nousiainen, I, Kalviainen, R & Mantyjarvi, M (2000) Contrast and glare sensitivity in epilepsy patients treated with vigabatrin or carbamazepine monotherapy compared with healthy volunteers. Br J Ophthalmol 84, 622–625.
18Richer, S, Stiles, W, Statkute, L, et al. (2004) Double-masked, placebo-controlled, randomized trial of lutein and antioxidant supplementation in the intervention of atrophic age-related macular degeneration: the Veterans LAST study. Optometry 75, 216–230.
19Olmedilla, B, Granado, F, Blanco, I, et al. (2001) Lutein in patients with cataracts and age-related macular degeneration: a long-term supplementation study. J Sci Food Agric 81, 904–909.
20Mares-Perlman, JA, Fisher, AI, Klein, R, et al. (2001) Lutein and zeaxanthin in the diet and serum and their relation to age-related maculopathy in the third national health and nutrition examination survey. Am J Epidemiol 153, 424–432.
21Stringham, JM, Fuld, K & Wenzel, AJ (2003) Action spectrum for photophobia. J Opt Soc Am A Opt Image Sci Vis 20, 1852–1858.
22Hedge, A, Sims, WR & Becker, FD (1995) Effects of lensed-indirect and parabolic lighting on the satisfaction, visual health, and productivity of office workers. Ergonomics 38, 260–280.