不同光照时长对NIH小鼠体重和学习记忆能力的影响

张楠, 李怀银, 连晓娣, 魏娟鹏, 高明

Effects of Different Durations of Light Exposure on Body Weight and Learning and Memory Abilities of NIH Mice

ZHANG Nan, LI Huaiyin, LIAN Xiaodi, WEI Juanpeng, GAO Ming

表3 5周光照实验后第2周光照时长对NIH小鼠八臂迷宫实验结果的影响

Table 3 Effects of light exposure duration in the second week after the 5-week light experiment on the results of eight-arm maze test in NIH mice （

\overset{ˉ}{x}

±s）

组别（每天光照时长） Groups (daily light duration)	找到饲料的时间/s Time to find food/s	参考记忆错误比率/% Reference memory error rate/%	工作记忆错误比率/% Working memory error rate/%
0 h	18.50±10.41^*	29.13±8.63^*	31.63±6.41^*
6 h	7.13±4.94	19.00±9.26	19.71±8.01
12 h	10.75±8.63	18.13±7.61	16.38±8.16
18 h	7.63±3.34	18.63±5.76	18.88±8.29
24 h	11.75±6.71	25.50±9.12	28.63±6.21^*