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硬毛耳草化学成分的研究 总被引:2,自引:1,他引:2
从茜草科耳草属植物硬毛耳草Hedyotislindleyanu中分离鉴定了12个化合物,经光谱和化学方法鉴定为:山柰酚(kampferol,Ⅰ),尿黑酸(gentisicacid,Ⅱ),β-谷甾醇(β-sitosterol,Ⅲ),乌苏酸(ursolicacid,Ⅳ),5,5',6,7,8-五甲氧基-3',4'-二氧亚甲基黄酮(5,5',6,7,8-pentamethoxy-3',4'-methylenedioxy-flavone,Ⅴ),东莨菪内酯(scopoletin,Ⅵ),七叶内酯二甲醚(aesculetin6,7-dimethylether,Ⅶ),3',4',5,6,7-五甲氧基黄酮(3',4',5,6,7-pentamethoxy-flavone,Ⅷ),3',4',5',5,6,7-六甲氧基黄酮(3',4',5',5,6,7-hexamethoxy-flavone,Ⅸ),3',4',5',5,6,7,8-七甲氧基黄酮(3',4',5',5,6,7,8-heptamethoxy-flavone,Ⅹ),3',4',5,6,7,8-六甲氧基黄酮(3',4',5,6,7,8-hexamethoxy-flavone,Ⅺ),4'-羟基-3',5',5,6,7-五甲氧基黄酮(4'-hydroxy-3',5',5,6,7-pentamethoxy-flavone,Ⅻ),均为首次从该植物中得到。 相似文献
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青叶胆-酮类化合物的成分研究 总被引:1,自引:3,他引:1
目的:分离鉴定青叶胆Uwertia mileensis全草的山酮类成分。方法:95%乙醇浸提,经硅胶柱色谱分离纯化,UV,IR,MS,^1H和^13CNMR波谱方法确定化学结构。结果:分得12个酮成分,分别为1-羟基-2,3,4,5-四甲氧基山酮(1-hydrox-2,3,4,5-tetramethoxyxanthone,Ⅰ);1-羟基-2,3,7-三甲氧基山酮(1-hydroxy-2,3,7-trimethoxyxanthone,Ⅱ);1-羟基-2,3,5,7-四甲氧基山酮(1-hydroxy-2,3,5,7-tetramethoxyxanthone,Ⅲ);1,5-二羟基-2,3-二甲氧基山酮(1,5-dihydroxy-2,3-dimethoxyxanthone,Ⅳ);1,5-二羟基-2,3,7-三甲氧基山酮(1,5-dihy-droxy-2,3,7-trimethoxyxanthone,Ⅴ);1-羟基-2,3,5-三甲氧基山酮(1-hydroxy-2,3,5-trimethoxyxanthone,Ⅵ);1,5-二羟基-2,3,4,7-四甲氧基山酮(1,5-dihydroxy-2,3,4,7-tetramethoxyxanthone,Ⅶ);1,8-二羟基-2,3,6-三甲氧基山酮(1,8-dihydroxy-2,3,6-trimethoxyxanthone,Ⅷ);1-羟基-2,3,4,7-四甲氧基山酮(1-hydroxy-2,3,4,7-tetramethoxyxanthone,Ⅸ);1,2,3,5-四甲氧基山酮(1,2,3,5-tetromethoxyxanthone,Ⅹ);1-羟基-2,3,4,6-四甲氧基山酮(1-hydroxyl-2,3,4,6-tetramethoxyxanthone,Ⅺ);1-羟基-2,3,6,8-四甲氧基山酮(1-hydroxyl-2,3,6,8-tetramethoxyxanthone,Ⅻ)。结论:化合物Ⅰ,Ⅲ,Ⅳ,Ⅴ,Ⅶ-Ⅶ为首次从青叶胆中分得。 相似文献
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采用自拟肾宝I号方为黄芪,当归,赤芍,红花,丹参,译兰,茯苓,补骨脂,肉桂,琥珀,穿山甲,大黄;Ⅱ号方为生熟地,山萸肉,鳖甲,菊花,枸杞子,茯苓,大黄,黄芪,肉苁蓉等)配合速尿,酚妥拉明,硝苯啶,抗生素,激素等治疗慢性肾功能衰竭36例,设对照观察20例,治疗组总有效率77%,对照组53%(P〈0.01),两组差异显著。 相似文献
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排石汤配合推按运经仪治疗泌尿系结石249例 总被引:2,自引:0,他引:2
自拟排石汤(石苇,扁蓄,瞿麦,冬葵子,火硝,金钱草,海金沙,滑石,王不留行,赤白芍,三棱,莪术,牛膝,枳壳,鸡内金,甘草),配合推按运经仪治疗泌尿系结石249例,临床治愈158例,有效67例,无效24例,总有效率为90.36%。 相似文献
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臌胀相当于现代医学慢性肝炎肝硬化腹水阶段,为临床疑难病症。笔者以肝脾瘀血辨证,采用活血化瘀为主,佐以利水治疗,效果尚好,故举典型验案2例,以就正于同道。1典型病例案1 贾某,男,42岁,教师,1994年3月就诊。主诉腹部肿胀6个月,加重半月。患者素有饮酒之习,近几年来常因工作不顺,又和家人生气,开始感乏力,嗜睡,下肢浮肿,后渐出现腹水,现小便黄赤不利,便秘,烦渴口苦,纳差。查体:消瘦,气促,腹大如鼓,胸部有数个血痣,胸腹脉络暴露,身目俱黄,黄色鲜明,唇色紫暗,触诊肝脾肿大,边缘整齐,表现平滑,脉弦数,舌红… 相似文献
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吉某某,女,40岁,农民。1994年12月6日初诊。患者于2年前因情志不遂,郁闷不乐,复加感受风热之邪而致全身皮肤潮红,丘疹,灼热,搔痒无度,夜甚不寐,遇冷则减,热则加剧,甚则弃农赤脊,紧贴冷水瓮,方感舒适。时轻时重,时作时止.反复发作已3年余。经某医院诊断为“顽固热性荨麻疹”,予以中西药物,内外并治,毫无效验,而来就诊求治。初诊症见患者形体消瘦,性情急躁,面色潮红,颧赤如妆,全身皮肤潮红,布满丘疹,疹色深红,大小不一,小者如粟,大者状如云片,高出皮肤,摸之灼手,搔痒烦热,展转不宁。若弃衣赤脊紧贴冷水缸,… 相似文献
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徐玲 《实用中医内科杂志》2006,20(2):196-196
李某,男,6岁。2004年7月23日初诊。患儿于4年前因患肺炎后引起厌食,便秘,手足心热,于市儿童医院,小儿王,医大一、二院排除其他慢性病后,曾用消积口服液、王氏保和丸、多酶片等药治疗无效,近日病情加重,大便质干呈球状,13~4日一行,精神欠佳,面容消瘦,面色苍白无华,皮肤干燥,口唇干裂,手足心热、潮红,舌质红,光剥无苔,脉沉细。脉诊合参,属厌食(阴虚型),便秘(阴虚型),系虚实夹杂之证,治宜荡涤结肠燥屎,滋阴清热,养胃育阴,消食健脾。笔者先用生地10g,沙参10g,麦冬10g,玄参10g,石斛10g,大黄5g,栀子10g,1剂,水煎分3次,早、中、晚服。嘱其家长,若患儿通便,立即停用余药,复诊。患儿经服上药2次,大便已通,笔者遂改为滋阴清热,养胃育阴与消食健脾之剂交替使用, 相似文献
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舒鹏教授治疗胃癌术后经验 总被引:1,自引:0,他引:1
舒鹏教授在临床工作中,结合自身经验,在胃癌的治疗中,始终坚持健脾为主,祛邪为辅,合理运用虫类药攻毒散结,顺应四时,灵活选药,常获良效。 相似文献
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当归补血汤功用历来有补血、补气、气血双补之争,笔者从理论基础、实验研究及临床应用方面探讨该方的作用机理。 相似文献
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目的比较健脾消胀制剂与枸橼酸莫沙必利对大鼠胃运动效应的异同。方法采用胃饲树脂小球并计数的方法计算胃排空率及采用高灵敏度感应片传感器记录在用不同剂量的健脾消胀制剂以及枸橼酸莫沙必利灌胃前后的胃肠平滑肌运动改变。结果健脾消胀制剂与枸橼酸莫沙必利胃排空率均快于对照组(各组P值均小于0.05),且呈剂量依赖性。两种药物对应剂量组之间无显著差异。健脾消胀制剂30min内使胃运动幅度增强(P〈0.001,P〈0.001,P〈0.01),增强胃运动的效应早于枸橼酸莫沙必利。结论健脾消胀制剂与枸橼酸莫沙必利均能增强胃肠运动,健脾消胀制剂增强胃运动的效应早于枸橼酸莫沙必利。 相似文献
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张继泽认为,膏方制定需遵循整体观念,辨证论治和因时制宜的原则。其主要作用是扶正补虚,调治病体,寓消于补,补消兼施。指出:辨证施补,补勿过偏,补消结合,杂而勿乱,滋而不腻,补而不滞。身体虚弱时或病后康复以补为主,慢性病治疗需要先去其病后再调补。 相似文献
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Aoki H Nagao J Ueda T Strong JM Schonlau F Yu-Jing S Lu Y Horie S 《Phytotherapy research : PTR》2012,26(2):204-207
A double‐blind parallel group comparison design clinical study was conducted in Japanese patients with mild to moderate erectile dysfunction to investigate the efficacy of a supplement containing Pycnogenol® and L ‐arginine. Subjects were instructed to take a supplement (Pycnogenol® 60 mg/day, l ‐arginine 690 mg/day and aspartic acid 552 mg/day) or an identical placebo for 8 weeks, and the results were assessed using the five‐item erectile domain (IIEF‐5) of the International Index of Erectile Function. Additionally, blood biochemistry, urinalysis and salivary testosterone were measured. Eight weeks of supplement intake improved the total score of the IIEF‐5. In particular, a marked improvement was observed in ‘hardness of erection’ and ‘satisfaction with sexual intercourse’. A decrease in blood pressure, aspartate transaminase and γ‐glutamyl transpeptidase (γ‐GTP), and a slight increase in salivary testosterone were observed in the supplement group. No adverse reactions were observed during the study period. In conclusion, Pycnogenol® in combination with l ‐arginine as a dietary supplement is effective and safe in Japanese patients with mild to moderate erectile dysfunction. Copyright © 2011 John Wiley & Sons, Ltd. 相似文献
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目的:观察补肾方常用配伍组分"三补"药物组抗衰老作用机制。方法:观察"三补"药物组对D-gal致亚急性衰老大鼠抗自由基能力及三磷酸腺苷酶活性的影响并与六味地黄丸全方做对比。结果:亚急性衰老大鼠总抗氧化能力、抑制超氧阴离子自由基和羟自由基能力及三磷酸腺苷酶活力降低,"三补"药物组干预后,衰老大鼠的总抗氧化能力提高,其升高效果与六味地黄丸相当,但对自由基的抑制能力不如六味地黄丸全方;对肝细胞膜ATP酶活性有显著提高作用,其效果与六味地黄丸全方作用相当,但对脑细胞膜ATP酶活性的改善作用不显著。结论:"三补"组分具有抗衰老的药理作用,其抗衰机制可能与提高总抗氧化能力和细胞膜ATP酶活性作用有关,但与六味地黄丸全方对比还存在不稳定性,提示恰当的配伍仍属必要。 相似文献
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The aim of this study was to investigate the efficacy of a nutritional supplement with herbal extracts on height and on the bone mineral density (BMD) development of prepubescent children who were in the 25th percentile of standard height of their age. All children were administered a supplement for 6 months, with height and BMD measured. The supplement increased significantly the height and BMD, compared with the baseline in both boys and girls. The annual growth rate was higher than the standard rate. These preliminary data indicate that supplements enhanced the rate of BMD and height development, although this result must be replicated in a large population-based study and placebo-controlled trials to confirm the conclusions. 相似文献