Fig. 4

Histological (magnified image). A u-HA/PDLLA + types 1 and 3 collagen. B u-HA/PDLLA. a, material; b, newly formed bone; ←, osteoblast; m, bone marrow cell; *, foreign body giant cell
Histological (magnified image). A u-HA/PDLLA + types 1 and 3 collagen. B u-HA/PDLLA. a, material; b, newly formed bone; ←, osteoblast; m, bone marrow cell; *, foreign body giant cell