Objective To study the effect of clenbuterol on limb bud cells of embryo of rats.

目的探讨盐酸克伦特罗对大鼠胚胎肢芽细胞的影响。

youdao

Objective It is to observe the effect of Embryo-bud Nourishing Capsule on serum IL-2 and lymphocyte function of influenza virus infected rats.

目的观察胚芽滋养胶囊对流感病毒感染小鼠血清il - 2水平和淋巴细胞功能的影响。

youdao

Embryo nearly matured, arrow showing embryonic bud; 13.

接近成熟的胚，箭头所指为胚芽处；

youdao

Tooth enamel begins to form in the human embryo when a specialised layer of cells, called ameloblasts, in the embryonic tooth bud secretes amelogenin proteins.

BBC: By BBC News Online Science Editor Dr David Whitehouse