共查询到19条相似文献,搜索用时 93 毫秒
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落花叶安神剂是纯中药落花叶提炼制成的水煎剂。本文进行了落花叶安神剂镇静、催眠、抗惊厥作用的初步研究。1 实验材料1.1 药品落花叶安神剂 :黄山制药厂 ,批号 :990 92 8;戊巴比妥钠 :辽宁制药厂 ,批号 :96 10 2 2 ;安定片 :济南第三制药厂 ,批号 :96 0 80 1;硝酸士的宁注射液 :上海天丰制药厂 ,批号 :96 12 11。1.2 动物 健康小白鼠 ,体重 18g~ 2 2 g ,有河南省南阳卫校动物实验中心提供。1.3 器材 动物活动箱 (上海医疗器三厂 )。2 方法及结果2 .1 小白鼠 5 0只 (♀♂各半 ) ,随机分为 5组 ,即生理盐水对照组 ,落花叶安神剂小… 相似文献
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麻黄碱、伪麻黄碱及其水杨酸衍生物对小鼠中枢神经系统作用的比较 总被引:1,自引:1,他引:1
目的 观察并比较麻黄碱(ephedrine,E)、伪麻黄碱(pseudoephedrine,PE)及其水杨酸衍生物麻黄碱水杨酸(ephedrine salicylate,ES)及伪麻黄碱水杨酸(pseudoephedrine salicylate,PES)对小鼠中枢神经系统的作用。方法 观察E、PE、ES和PES ip给药对ip戊巴比妥钠小鼠入睡潜伏期和睡眠持续时间的影响及对正常小鼠自主活动的影响;观察4种药物与阈下剂量戊四氮、烟碱及印防己毒素的协同作用。结果除大剂量(100mg/kg)E外,PE、ES和PES对正常小鼠自主活动无明显影响;E及较大剂量(≥50.0mg/kg)PE、ES及PES能缩短ip戊巴比妥钠小鼠的睡眠时间,小剂量(12.5~25.0mg/kg)PES能缩短ip戊巴比妥钠小鼠的入睡潜伏期;较大剂量的E、PE及ES与阈下剂量戊四氮有协同作用,大剂量ES与阈下剂量烟碱及印防己毒素有协同作用,各剂量PES均不能增强阈下剂量致惊剂的作用。结论E、PE及ES对中枢神经系统具有一定的兴奋作用,而PES无明显的中枢兴奋作用。 相似文献
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松寿丹的中枢神经系统作用 总被引:3,自引:0,他引:3
松寿丹(SSHD)由黄精、何首乌、金樱子、葛根等17味中药组成,该方剂经几十年的临床应用证实对老年性心脑血管疾病有较好的疗效.本文研究胶囊剂对中枢神经系统的作用进行了实验。结果表明.SSHD具有中枢兴奋作用.且促进小鼠学习记忆,又有镇静催眠和抗惊厥作用. 相似文献
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珍珠粉对中枢神经系统影响的研究 总被引:1,自引:0,他引:1
研究观察了珍珠粉对动物中枢神经系统功能的影响,结果表明:珍珠粉可使小鼠痛阈明显升高,可对抗咖啡因引起的惊厥以及使小鼠脑内单胺类递质5-HT,5-HIAA含量升高,珍珠粉对家兔皮层电活动具有抑制作用。 相似文献
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小鼠外观行为观察、与戊巴比妥的协同作用及其对小鼠扭体反应的实验研究结果表明皖贝精对小鼠有镇静、镇痛作用。 相似文献
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目的:对姜科姜属植物姜Zingiber officinale根状茎的化学成分进行分离和鉴定.方法:采用硅胶、Sephadex LH20等柱色谱方法对化学成分进行分离和纯化,根据其理化性质及波谱数据鉴定结构.结果:分离鉴定了9个化合物,分别为β-谷甾醇棕榈酸酯(β-sitosterol palmitate,1),异香草醛(isovanillin,2),棕榈酸乙二醇单酯,(glycol monopalmitate,3),二十六烷酸单甘油酯(hexacosanoic acid 2,3-dihydroxypropyl ester,4),马来酸酰亚胺-5-肟(maleimide-5-oxime,5),对羟基苯甲醛(Phydroxybenzaldehyde,6),腺嘌呤(adenine,7),6-姜酚(6-gingerol,8),6-姜烯酚(6-shogaol,9),和1个组合物1-(ω-ferulyloxyceratyl)glycerols(10a~10f),结论:化合物1~7,10a~10e是首次从该植物中分离得到,1-(30-ferulyloxytriaconatanoyl)glycerol(10f)是新化合物. 相似文献
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目的: 比较厚朴与姜厚朴乙酸乙酯提取部位对促进胃肠运动功能的药效. 方法: SPF级昆明种小鼠随机分为阴性(或模型)对照组、阳性药多潘立酮35 mg·kg-1或雷尼替丁45.5 mg·kg-1组和厚朴高、中、低剂量(0.678,0.452,0.226 g·kg-1),姜厚朴高、中、低剂量(0.708,0.472,0.236 g·kg-1)给药组,各组小鼠均连续ig 3 d,比较小肠推进率、盐酸性溃疡率、血清胃泌素含量. 结果: 厚朴和姜厚朴乙酸乙酯提取部位均能不同程度促进胃肠动力功能,在促进小肠推进率上,各给药组与阴性组有显著差异(P<0.05),与阳性药组无显著差异.在抑制溃疡上各给药组与模型组有显著差异(P<0.05).胃泌素含量厚朴低、中剂量与姜厚朴中剂量组血清胃泌素升高与阴性组存在显著差异(P<0.05). 结论: 姜厚朴与厚朴乙酸乙酯提取部位具有促进胃肠运动功能保护胃黏膜的作用,姜厚朴药效优于厚朴. 相似文献
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Yusuf
ztürk Süleyman Aydin Rana Beis K. Hüsnü Can Baer Hülya Berberolu 《Phytotherapy research : PTR》1996,10(8):700-702
Hypericum species have been used as herbal remedies for the therapy of various neurological disorders. In the present study, the effects of Hypericum calycinum on the central nervous system were investigated using various behavioural models including swimming time, locomotor activity, tail-flick and hole-board experiments. According to the results obtained, it was found that the extract prepared from H. calycinum is as effective as the antidepressant drugs, desipramine and trimipramine, which were used for comparison with this plant extract in animal models. 相似文献
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Jung San Chang Kuo Chih Wang Chia Feng Yeh Den En Shieh Lien Chai Chiang 《Journal of ethnopharmacology》2013
Ethnopharmacological relevance
Ginger, Zingiber officinale Roscoe, is a common spice and also a widely used medicinal plant in ancient China. Ginger is an ingredient of Ge-Gen-Tang (Kakkon-to; GGT). GGT has been proved to have antiviral activity against human respiratory syncytial virus (HRSV). However, it is unknown whether ginger is effective against HRSV.Aim of the study
To find a readily available agent to manage HRSV infection, the authors tested the hypothesis that ginger can effectively decrease HRSV-induced plaque formation in respiratory mucosal cell lines.Materials and methods
Effect of hot water extracts of fresh and dried gingers on HRSV was tested by plaque reduction assay in both human upper (HEp-2) and low (A549) respiratory tract cell lines. Ability of ginger to stimulate anti-viral cytokines was evaluated by enzyme-linked immunosorbent assay (ELISA).Results
Fresh ginger dose-dependently inhibited HRSV-induced plaque formation in both HEp-2 and A549 cell lines (p<0.0001). In contrast, dried ginger didn't show any dose-dependent inhibition. 300 μg/ml fresh ginger could decrease the plaque counts to 19.7% (A549) and 27.0% (HEp-2) of that of the control group. Fresh ginger was more effective when given before viral inoculation (p<0.0001), particularly on A549 cells. 300 μg/ml fresh ginger could decrease the plaque formation to 12.9% when given before viral inoculation. Fresh ginger dose-dependently inhibited viral attachment (p<0.0001) and internalization (p<0.0001). Fresh ginger of high concentration could stimulate mucosal cells to secrete IFN-β that possibly contributed to counteracting viral infection.Conclusions
Fresh, but not dried, ginger is effective against HRSV-induced plaque formation on airway epithelium by blocking viral attachment and internalization. 相似文献15.
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目的:采用正交试验法优选姜栀子的炮制工艺。方法:以京尼平苷、藏红花酸糖苷-1和藏红花酸糖苷-2含量为指标,选择烘制温度、烘制时间和生姜用量3个因素,每个因素取3个水平,进行姜栀子炮制工艺优选考察。结果:生姜用量对姜制子炮制工艺有显著影响,最佳工艺为:取生栀子饮片加12.5%姜汁拌匀,闷润至干,置120℃烘箱烘制15 min,取出,放凉。结论:正交试验确定的姜栀子炮制工艺合理可靠,稳定性好。 相似文献