germinal layer hemorrhage胚层出血
The germinal layer in embryonic period consists of osteoprogenitor cells and osteoblast, which has the multiplication capacity and ability of bone formation.
在胚胎期和出生后的成长期内生发层由数层细胞组成其外层为成纤维细胞样骨祖细胞,内层为成骨细胞,二者皆有增殖能力,且有较强的成骨能力。
参考来源 - 藻酸钙凝胶复合同种异体胚胎骨膜细胞悬液移植修复骨缺损的实验研究