摘要
目的探讨石菖蒲超临界萃取物对抑郁模型大鼠行为学的影响。方法 80只造模成功大鼠根据实验处理方法不同分为模型组、低剂量组、中剂量组和高剂量组,每组20只,分别按0. 05 g/100 g、0. 10 g/100 g和0. 15 g/100 g的剂量对抑郁型大鼠进行药液灌胃治疗,以20只正常大鼠为空白组,对各组糖水偏爱度、强迫游泳不动时间和旷场运动得分进行观察和评分。结果实验第1天,模型组和低、中、高剂量组大鼠糖水偏爱度显著低于空白组[(55. 1±3. 6)%、(54. 7±2. 5)%、(55. 8±3. 4)%、(54. 9±2. 8)%比(80. 1±2. 6)%](P <0. 05),在实验第28天,低、中、高剂量组抑郁大鼠糖水偏爱度高于模型组[(62. 0±4. 5)%、(72. 5±4. 9)%、(77. 8±3. 8)%比(54. 8±3. 2)%](P <0. 05),中剂量组高于低剂量组(P <0. 05)。实验第28天,低、中、高剂量组游泳不动时间少于模型组[(112. 0±5. 4) s、(91. 8±3. 6) s、(78. 4±4. 9) s比(142. 2±4. 8) s](P <0. 05),且低、中、高剂量组逐渐降低;低、中、高剂量组水平和垂直得分均高于模型组(P <0. 05)。结论石菖蒲超临界萃取物可以有效改善抑郁型大鼠的行为学的病征。
Objective To study the effect of supercritical extract of Acorus tatarinowii on behavior of depression model rats. Methods A total of 80 successful model rats were divided into a model group,a low dose group,a middle dose group and a high dose group,20 rats each group. In the experiment,normal rats as blank group,and 0. 05 g/100 g,0. 10 g/100 g and 0. 15 g/100 g liquid medicine were given to the depressed rats through intragastric administration. The behavioral indexes such as preference for sugar and water,immobility time of forced swimming and scores of open-field sports were observed and evaluated. Results On the first day of the experiment,the glucose-water preference in the model group and in the low,middle and high dose groups was significantly lower than that in the blank group [( 55. 1 ± 3. 6) %,( 54. 7 ±2. 5) %,( 55. 8 ± 3. 4) %,( 54. 9 ± 2. 8) % vs( 80. 1 ± 2. 6) % ]( P < 0. 05). On the 28 th day of the experiment,the preference of glucose and water in the low,middle and highdose groups was higher than that in the model group[( 62. 0 ±4. 5) %,( 72. 5 ± 4. 9) %,( 77. 8 ± 3. 8) % vs( 54. 8 ± 3. 2) % ]( P < 0. 05). On the 28 th day of experiment,the swimming immobility time in the low,middle and high dose groups was shorter than that in the model group [( 112. 0 ± 5. 4) s,( 91. 8 ± 3. 6) s,( 78. 4 ± 4. 9) s vs( 142. 2 ± 4. 8) s]( P < 0. 05); The horizontal and vertical scores in the low,middle and high dose groups were higher than those in the model group( P < 0. 05). Conclusion Acorus tatarinowii supercritical extract can effectively improve the behavioral symptoms of depressive rats.
引文
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