Serum proteins promote cell regeneration, promote dermal layer of fibroblast cells to produce elastin.
血清蛋白促进细胞再生，促使真皮层中纤维母细胞制造弹力蛋白。
Then, after around 5 minutes, the thicker dermal layer of skin shrinks and begins to split, allowing the underlying yellow fat to leak out.
大约5分钟后，较厚的真皮部分开始收缩、开裂，于是位于真皮下层的脂肪开始溢出。
Culture of pig composite dermal substitute pig keratinocytes after passage were added on the dermal matrix on the 3rd day of the culture and thin pig keratinocyte layer was found.
猪的复合皮肤替代物的培养情况：培养第3天在真皮基质上加入传代后的猪角质形成细胞，其上可见薄的角质形成细胞层。
Culture of pig composite dermal substitute pig keratinocytes after passage were added on the dermal matrix on the 3rd day of the culture and thin pig keratinocyte layer was found.
猪的复合皮肤替代物的培养情况：培养第3天在真皮基质上加入传代后的猪角质形成细胞，其上可见薄的角质形成细胞层。
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