[Incorporation of autologous spongiosa into compact substance of bones in relation to the vitality of transplanted cells].

Different types of autogenous cancellous grafts were inserted into both femora of 20 sheep subsequent to special preparation or lethal radiation. The results were indicative of the primary role of the amount of grafted cancellous substance rather than the vitality of the transplanted cells. As compared to the outstanding effectiveness of the muscle-periosteum-flap with its revascularizing ability the significance of the compact receptor bed is minimal. These facts enhance the importance of early formation of vessels and the quantity of the osseous fraction of the substance grafted.