Conclusion Yangxueqingnaokeli might selectively downregulate the expression of glutamate synthetase to reduce the number of apoptotic cells to play the neural protective effect.

• 结论 养血清脑颗粒能通过谷氨酸盐合成酶选择性抑制兴奋性氨基酸谷氨酸的神经毒性作用，减少神经细胞的凋亡，从而发挥神经保护作用。