结论光损伤后rpe细胞黑色素含量减少，光感受器细胞功能下降，提示黑色素对光损伤可能有保护作用。

Conclusions After the light illumination, the melanin of RPE cells reduces and the function of photoreceptors decreases, which suggests that melanin may play an protective role in the light injury.

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目的 观察视网膜色素上皮（RPE）细胞中黑色素含量与光感受器细胞功能之间的关系，探讨黑色素对视网膜光损伤的作用。

Objective To explore the connection between the melanin content of retinal pigment epithelial (RPE) cells and the function of photoreceptors, and the function of melanin on retinal light damage.

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维生素C的含量比西瓜高5倍，能美白肌肤，保持肌肤弹性，抑制黑色素的形成。

The Vitamin C content is higher than 5 times the watermelon, can the whitening flesh, maintain the flesh elasticity, suppresses the melanin the formation.

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