Conclusion Bugan Yangsui formula could remarkably promote the RNA metabolism and improve the structure of neurons relevant to learning and memory in spontaneous aged dementia mice.

• 结论：补肝养髓方改善自发老年性痴呆模型学习记忆障碍的机理可能与促进调节其大脑皮质的RNA代谢，改善学习记忆关键脑区的神经元结构有关。