Microdialysis (MD) was applied to monitor the levels of glucose (Glu), lactic acid (Lac), pyruvic acid (Pyr) in the cerebral extracellular fluid (ECF) in each group, and calculated the ratio of Lac and Pyr.

• 应用微透析仪监测各组大鼠脑组织间液中葡萄糖(Glu)、乳酸(Lac)及丙酮酸(Pyr)含量,并计算乳酸/丙酮酸比值;