Background: Nowadays. composite scaffolds with some desired characteristics have a numerous applications in hard tissue engineering. In present study. the role of composite hydroxyapatite - gelatin was examined in both alone and coated by Bone Marrow Stromal Stem Cells (BMSCs) conditions in the process of healing bone defects. https://www.ealisboa.com/best-offer-Duraflex-Circuit-Widebody-Fender-Flares-Fiberglass-Infiniti-G35-Coupe-Non-Sport-super-save/