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

算机辅助疫是生物医学研究的一个领域。

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

胚胎干细胞已成为组织、育生物学、药物开及基因研究的热点。