
To measure the concentration of ascorbic acid in the human corneal epithelium.Corneal epithelium was removed from postmortem eyes 4 to 16 hours after death and ascorbate measured by high-performance liquid chromatography.The concentration of ascorbate was 1.33 +/- 0.48 mg/gm wet weight (mean +/- SD), estimated to be 14 times its concentration in the aqueous humor.Ascorbate can protect the basal layer of the epithelium by absorption of incident ultraviolet radiation.
Adult, Aged, 80 and over, Male, Epithelium, Corneal, Ascorbic Acid, Middle Aged, Aqueous Humor, Humans, Female, Chromatography, High Pressure Liquid, Aged
Adult, Aged, 80 and over, Male, Epithelium, Corneal, Ascorbic Acid, Middle Aged, Aqueous Humor, Humans, Female, Chromatography, High Pressure Liquid, Aged
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