Table 7.

Summary of the osteogenic response to Bmp2 conditional knockout

	Bmp2 conditional knockout
Osteogenic Condition	All cells, inducible; UBC-Cre-ERT	Osteoblasts/Osteocytes after P21; Osx-Cre-TetO	Vascular endothelial cells; VEC-Cre
Fracture healing (endochondral)	Strongly Affected no callus	Normal	Normal
Stress fracture healing (intramembranous woven bone)	Normal	Mildly Affected slightly reduced expression of Bsp, woven bone BMD	Normal
Non-damaging mechanical loading (lamellar bone)	Normal	Normal	(not tested)