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Richard F. Brubaker, William M. Bourne, Lori A. Bachman, Jay W. McLaren; Ascorbic Acid Content of Human Corneal Epithelium. Invest. Ophthalmol. Vis. Sci. 2000;41(7):1681-1683.
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purpose. To measure the concentration of ascorbic acid in the human corneal
methods. Corneal epithelium was removed from postmortem eyes 4 to 16 hours after
death and ascorbate measured by high-performance liquid chromatography.
results. The concentration of ascorbate was 1.33 ± 0.48 mg/gm wet weight
(mean ± SD), estimated to be 14 times its concentration in the
conclusions. Ascorbate can protect the basal layer of the epithelium by absorption
of incident ultraviolet radiation.
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