不同时间睡眠干扰致小鼠体力疲劳模型的建立
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(1. 成都中医药大学药学院,成都 611137;2. 中国医学科学院北京协和医学院药用植物研究所,北京 100193;3. 西南医科大学药学院药理教研室,四川泸州 646000; 4. 成都中医药大学民族医药学院,成都 611137)

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R-33

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Physical fatigue induced by sleep interruption in mice
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(1. School of Pharmacy, Chengdu University of Traditional Chinese Medicine, Chengdu 611137, China.2. Institute of Medicinal Plant Development, Chinese Academy of Medical Science and Peking Union Medical College, Beijing 100193.3. Department of Pharmacology, School of Pharmacy, Southwest Medical University, Luzhou 646000.4. School of Ethnic Medicine,Chengdu University of Traditional Chinese Medicine,Chengdu 611137)

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    摘要:

    目的 研究不同时间睡眠干扰(sleep interruption,SI)后所致小鼠体力疲劳,为缓解体力疲劳产品研发提供稳定可靠的动物模型。方法 使用滚筒睡眠干扰仪对小鼠进行不同时间(5, 10, 15 d)睡眠干扰后,对各组动物进行转轮实验和负重游泳实验,并测定小鼠肝糖原和血清尿素氮的含量。结果 转轮实验中,睡眠干扰5 d、10 d、15 d 组与对照组比较时间有减少的趋势,但差异无显著性( P > 0. 05)。睡眠干扰10 d、15 d 组与空白对照组比较,负重游泳力竭时间明显缩短( P < 0. 05, P < 0. 01),下沉次数和下沉总时间显著减少( P < 0. 01, P < 0. 01)。干扰5 d、10 d、15 d 组与对照组比较,肝糖原含量明显降低( P < 0. 05);干扰10 d、15 d 组与对照组比较,血清尿素氮含量显著升高( P < 0. 05)。结论 滚筒法睡眠干扰(滚动参数3 r/ min,每转1 min,间隔1 min)10, 15 d 均可引起小鼠的体力疲劳行为学表现。

    Abstract:

    Objective To study the physical fatigue behavioral manifestation of mice after sleep interruption (SI)at different timepoints, to provide a stable and reliable animal model for the research and development of general health products. Methods Mice were placed into a rotating drum sleep interferometer for different periods of time (5, 10, and 15 days). Then, the rotating wheel and loaded swimming tests were used to assess the behavioral activities of mice after SI.The hepatic glycogen and serum urea nitrogen levels were used to assess the biochemical index after SI. Results In the rotating wheel exhausted test, the exhausted time of SI in the 5 d, 10 d and 15 d groups were decreased compared with the control group, but with a non-significant difference ( P > 0. 05). In the loaded swimming test, compared with the control group, the mice after SI for 10 and 15 days showed significantly decreased exhaustive time ( P < 0. 05, P < 0. 01), sink frequency and total sink time ( P < 0. 01, P < 0. 01). In addition, our study demonstrated that the content of hepatic glycogen was significantly reduced in mice after SI for 5, 10, and 15 days ( P < 0. 05) compared with the control group,and that the serum urea nitrogen level of mice after SI for 10 and 15 days was increased ( P < 0. 05). Conclusions A mouse model of physical fatigue behavior can be established by sleep interruption using a sleep interruption apparatus set at rotation speed, 20 s per revolution; and rotation frequency, rotating 1 min after 1 min pause for 10 days and 15 days.

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黄红,姜宁,吕静薇,杨玉洁,陈碧清,王琼,刘新民,吕光华.不同时间睡眠干扰致小鼠体力疲劳模型的建立[J].中国比较医学杂志,2019,29(1):16~20.

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  • 收稿日期:2018-08-28
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  • 在线发布日期: 2019-02-11
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