目的：研究鲨鱼软骨制剂(SCP)对人结肠癌细胞生长、抑制效应，探讨其抗癌作用机制。

Objective: To study the effects and its mechanism of Shark cartilage preparation (SCP) on human colonic cancer cells line proliferation.

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结论氦-氖激光对培养瘢痕成纤维细胞生长的抑制效应与能量密度、照射次数有关。

Conclusion Inhibitory effect of He Ne laser irradiation on growth of scar fibroblasts is tightly associated with energy density and irradiation times.

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