Results There were large quantity of various forms of overlapping and huge osteoclasts with many nuclei and silk-like protuberances on the resorbing surface of deciduous teeth.

• 结果在人乳牙根吸收面有多个破骨细胞,呈重叠状态,细胞形态不规则,体积大,细胞周缘可见丝状突起,多核,被吸收的牙本质表面高低不平。