通过水迷宫和避暗实验测试其学习记忆水平，且应用高效液相法（HPLC）检测大鼠海马组织PDE4活性。

Then the learning and memory abilities were tested after Morris water maze and step-though training. The activity of PDE4 in hippocampus was evaluated by HPLC.

youdao

通过水迷宫和避暗实验测试其学习记忆水平，且应用高效液相法（HPLC）检测大鼠海马组织PDE4活性。

Then the learning and memory abilities were tested after Morris water maze and step-though training. The activity of PDE4 in hippocampus was evaluated by HPLC.

youdao