Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要成不良是一种体染色体显性中胚层缺陷。

To establish the animal model of re pa rative dentinogenesis and investigate the histo-morphological feature of reparat ive dentinogenesis.

建立修复性成动物实验模型，观察修复性成组织态学特征。