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Osteopontin (OPN) expression in blue LED-induced RD retinas. (A) Representative western blot. A representative 66-kDa band was identified with anti-OPN labeling and thus recognized as OPN. (B) Densitometric analysis of the 66 kDa OPN band. Results are expressed as percentages (%) relative to normal control retina values. Data represent the mean ± standard deviation (SD) for four mice in each group. *P < 0.05.
