Cementum is an important mineralized tissue in root formation, however, the precise mechanism of cementum formation remains undetermined. 牙骨质是牙根形成的重要矿化组织，然而，对牙骨质形成机制仍不十分明确。
The produced LAB is a fibrous bone tissue resembling the human bone during mineralization, with an external layer formed by osteoblasts markedly positive for osteocalcin. 新生组织为骨再生过程中成骨细胞及矿化组织提供了理想来源。
