Objective: To construct nude mice sub-skin model transplanted with human liver cancer.
目的建立裸鼠皮下肝癌移植瘤模型。
2
The thick skin with a well developed and sufficiently elastic sub-cutaneous tissue, often forms folds in the region of the neck.
厚厚的皮肤和发育良好弹性十足的皮下组织，通常会在脖子的区域形成皱褶。
3
Prickles are smaller than thorns: they are sharp outgrowths of the plant's outer layers, the skin-like epidermis, and the sub-epidermal layer just beneath it.