英语语法分析

Aguzzi theorizes that PrP is a signaling molecule in axons that's needed to "keep Schwann cells happy."

Aguzzi推理说，PrP就是轴突里的信号分子，会使施沃恩细胞健康快乐。

DATA SYNTHESIS: The Schwann cells could be cultured by tissue block method and enzymes digesting method.

资料综合：许旺细胞的培养方法包括组织块法和酶消化培养法。

AIM to observe the growth of Schwann cells of fetal rabbits by applying nerve growth factor NGF in culture.

目的：应用神经生长因子培养胎兔许旺细胞，观察许旺细胞生长的情况。