AIM: To study the effects of chronic multiple stress on learning and memory and changes of N-methyl-D-asparagic acid (NMDA) receptor subunits NR2A and NR2B expression in hippocampus of rats.
目的：观察慢性复合应激对大鼠学习与记忆的影响及应激后脑海马内N-甲基-D-天冬氨酸受体亚基NR2A，NR2B表达的变化。
The step through test and independent activity were used to observe effect of uneven constant magnetic field pole N and S on learning and memory impairment induced by hypobaric hypoxia .
用避暗实验法和自主活动法，分别观察了非均匀恒磁场N极、S极对急性低压缺氧引起的学习记忆障碍的影响。
To reinforce the need for objectivity on issues such as "n" Eckhardt wanted the Turtles to think in terms of "memory-less trading."
埃克哈特为了让他们客观地看待N，他让海龟们不要用大脑交易。
To reinforce the need for objectivity on issues such as "n" Eckhardt wanted the Turtles to think in terms of "memory-less trading."
埃克哈特为了让他们客观地看待N，他让海龟们不要用大脑交易。
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