外胚层下的

Cumulative data have been documented that mesenchymal stem cells can differentiate into osteoblasts, chondrocytes, adipocytes, tenocytes, myotubes, neural-like cells, hematopoietic-supporting stroma and other non-hematopoietic cells derived from mesoblast or ectoblast.

大量研究表明，体外培养的骨髓间质干细胞在合适的诱导条件下，可分化为成骨细胞、成软骨细胞、脂肪细胞、成肌细胞、成腱细胞和神经元样细胞等多种非造血组织特别是中胚层和神经外胚层来源的组织细胞。

In zebrafish, the expression of fez becomes detectable at the anterior edge of the presumptive neuroectoderm by 70% epiboly.

本文用整体原位杂交的方法揭示了在斑马鱼胚胎发育过程中，Fez基因的表达最早出现在原肠期胚胎头部未来的神经外胚层细胞中，此时胚盘仅下包约70％。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。