By the 6-8 week, there has been bone trabecula joining the two union sites, osteogeniccell and osteoblast grew briskly around the cortex of allograft.
移植后6一8周，两接合端已有骨小梁连接，异体骨皮质周围骨原细胞和成骨细胞生长活跃；
2
At the distal part of femur in fetus age of 30 weeks, a cluster of lump-like osteogeniccell, osteoblast and basophlous osteoid filled among cells appeared at the secondary ossification center.
胎龄30周的股骨远端，骨化中心呈现团块状成群的骨原细胞和成骨细胞，嗜碱性的类骨质填充于细胞间；
3
Objective To study the effect of tretinoin on cellular proliferation and differentiation with human osteogenic sarcoma cell.