中华皮肤科杂志 ›› 1990, Vol. 23 ›› Issue (6): 387-389.

• 论著 • 上一篇    下一篇

长期紫外线照射对豚鼠皮肤过氧化脂质和胶原的影响

方家麟, 刘一萍, 刘景忠, 陶欣, 李阿梅, 李光中, 陶松宁, 常宝珠, 高宝平, 孙慧珍   

  1. 中国医学科学院皮肤病研究所
  • 收稿日期:1989-08-01 修回日期:1989-09-26 出版日期:1990-12-15 发布日期:1990-12-15

EXPERIMENTAL STUDY OF CUTANEOUS PHOTOAGING O.THE EFFECT OF CHRONIG ULTRAVIOLET RADIATION ON THE LIPID PEROXIDES AND COLLAGEN IN THE SKIN OF GUINEA PIG

FANG Jia-Lin, LI Guang-Zhong   

  1. Institute of Dermatology, Chinese Academy of Medical Sciences, Nanjing
  • Received:1989-08-01 Revised:1989-09-26 Online:1990-12-15 Published:1990-12-15

摘要: 用氙灯,金属卤素灯长期照射豚鼠皮肤,测定照射后皮肤过氧化脂质的最终分解产物丙二醛(MDA〕及胶原蛋白的含量.结果发现MDA含量在实验动物紫外线照射侧明显升高,非照射侧也升高,与对照动物相比均有显著性差异(P<0.05).而胶原蛋白含量则在实验动物紫外线照射侧明显降低,非照射侧也明显降低,与对照动物相比均有非常显著性差异(P<0.01).提示长期紫外线照射引起皮肤MDA含量的增高及胶原含量的降低与皮肤光老化的发生有关.这一结果也进一步为建立防皮肤衰老化妆品的生化评价指标提供了实验依据.

Abstract: In this paper,the contents of malondialdehyde (MDA),an active end product of lipid peroxidation,and collagen were measured in guinea pig skin after chronic ultraviolet irradiation with the xenon lamp and UVN lamp.