The majority of cells in the human brain are not nerve cells but star-shaped glia cells, the so called “astroglia”.

人脑大部并非神经，而是星状胶质。

The permeability of blood-brain barrier (BBB) was detected by Evans Blue (EB) leakage method, and the ultrastruncture of BBB, which contained astroglia, was observed under electron microscopy.

伊文蓝(EB)渗出法检测血脑屏障(BBB)通透性。透射电星形胶质在内的BBB超微结构变化。