研究人员认为这些新发现可为“去皱霜”的研制开辟新道路，同时打消人们注射胶原蛋白、做整形手术的念头。
Moles are the result of rapidly dividing cells which produce a dark pigment in the skin, usually in childhood. They often begin to disappear from middle age but in some people they continue to spread.
据了解，黑痣是可分泌暗沉色素的某种皮肤细胞快速分裂的结果，常见于人类幼年阶段。黑痣往往消失于中年时期，但也可能持续扩散。