Methods: Sirius-red stainning and polarized microscope were employed to investigate the collagen type I and III around titanium-implants, natural teeth and extraction sockets of rhesus mulatta.

• 方法:通过动物实验的方法,苦味酸-天狼星红染色及偏振光显微镜的观察,考察了天然牙周、种植体周及拔牙窝的颈、中、底不同部位I型胶原和III型胶原的数量及其比例关系及与骨整合之间的联系。