Learn More
PURPOSE To develop a standardized protocol for measuring macular pigment optical density (MPOD) of experimentally naïve subjects by heterochromatic flicker photometry (HFP). METHODS MPOD in eyes of(More)
BACKGROUND Lifestyle, diet, and physical and health predictors of xanthophyll carotenoids in the retina are poorly understood. OBJECTIVE We aimed to investigate the predictors of the density of(More)
OBJECTIVE To evaluate the relationship between dietary lutein plus zeaxanthin and intermediate age-related macular degeneration (AMD). DESIGN Women aged 50 to 79 years in Iowa, Wisconsin, and(More)
OBJECTIVE To evaluate associations between nuclear cataract (determined from slitlamp photographs between May 2001 and January 2004) and lutein and zeaxanthin in the diet and serum in patients(More)