The most common new technique is to grow the vaccine in mammalian cells cultured in the lab; Novartis won European approval for its cell-based vaccine earlier this year.

现在最普遍的方法是从实验室中的哺乳动物细胞培养中获得疫苗，诺华就借此新技术在今年年初获得了欧洲监管者的批准。

youdao

Biologicals are made in living cells--usually bacteria, yeast or cultured mammalian cells that have been reprogrammed by the introduction of new genetic material to synthesize the drug, which is then highly purified.

FORBES: Commentary