Methods TB or TB+ cathepsin G (CT-G) were stereotaxically injected into the right caudate nucleus in SD rats in vivo. The BBB permeability and brain water content was determined.

• 方法 将TB或TB +组织蛋白酶G(CT G)立体定向注入SD大鼠右侧基底节 ,测定其血脑屏障通透性和脑水含量 ;