PDF https://www.odontologiavirtual.com/2019/08/pdf-socket-preservation-using.html The history of a bone-inducing research in dentin began with a report in 1967 that animal derived Demineralized Dentine Matrix (DDM) induced bone formation within intramuscular pockets. Since then the research has started to introduce the DDM as one of the safe and economic bone graft material in socket preservation. This paper reviews the existing literature on DDM and delineates the clinical usage, its advantage, disadvantage and clinical implications of same in routine dental practice.