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利用细胞培养技术，观察人体皮肤成纤维细胞收缩功能与年龄的关系。结果显示，在儿童期随年龄增长，成纤维细胞收缩功能增强；成年人成纤维细胞收缩功能均较儿童强，但与年龄变化无关。
The use of cell culture technology to observe the human skin fibroblast contraction function and the relationship between age. The results showed that in children with age, fibroblast contraction enhanced; adult fibroblasts contractile function than children, but not with age.