Mainly refers to the aging of skin protein synthesis control of gene fragments on the gene mutation, resulting in cell Death and fiber breakage, thus forming.
皮肤的衰老主要指控制蛋白质合成的基因片段上的基因突变，造成细胞的死亡及纤维的断裂，从而形成皱纹。
2
Conclusions The DNA breakage level is low both for young and senescent cell.
结论年轻与老龄细胞DNA单链断裂水平均较低。
3
The single cell gel electrophoresis was used to test the DNA strand breakage degree.