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1·Tissue, Membrane Protein, Human Tumor Cell Line, A431 (Human Epidermoid Carcinoma)

组织， 膜蛋白， 人肿瘤细胞系， A431 （人表皮样畸胎瘤）

2·Objective To investigate the preventive effect of quercetin on DNA damage in human epidermoid carcinoma cells induced by ultraviolet a (UVA).

目的观察长波紫外线引起人表皮癌细胞DNA链断裂损伤的情况，以及槲皮素对这种损伤的预防作用。

3·Objective To investigate the antagonistic effect of curcumin on DNA damage in human epidermoid carcinoma cells induced by long-wavelength ultraviolet (UVA).

目的观察长波紫外线引起人表皮样癌细胞DNA链断裂损伤的情况，以及姜黄素对这种损伤的拮抗作用。

4·Materials and Methods 15 cases included 8 salivary gland mixed tumors, 2 capillary hemangiomas, 3 squamous cell carcinoma and 2 mucous epidermoid cyst.

资料与方法本组15例中涎腺混合瘤8例，海绵状血管瘤2例，鳞状细胞癌3例，黏液表皮样囊肿2例。