Computer aid vaccine design (CAVD) is a new area of biom edical engin eering.

计算机辅助疫苗设计是生物医学工的一个领域。

Embryonic stem cells have been the focus in tissue engin eering,dev elopmental biology,drug development and gene research.

胚胞已成为组织工、发育生物学、药物开发及基因的热点。