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本文综述了抗菌消炎中药的研究进展,分别就中药抗菌机理、中药的体内外抗菌活性以及临床应用等方面进行了阐述。 相似文献
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中药连翘挥发油成分及提取方法的研究进展 总被引:1,自引:0,他引:1
郭丁丁 《山西中医学院学报》2013,14(1):73-75
<正>连翘为木犀科植物连翘Forsythia suspensa(Thunb.)Vahl的干燥果实。秋季果实初熟尚带绿色时采收,除去杂质,蒸熟,晒干,习称"青翘";果实熟透时采收,晒干,除去杂质,习称"老翘"。现代药理研究表明连翘所含的丰富的挥发性成分是其发挥药理作用的主要物质基础之一。本文综述了近年来连翘中挥发油成分的研究成果,总结了现代研究中存在的一些问题,为进一步深入研究连翘提供参考。 相似文献
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中药栀子挥发油成分分析 总被引:4,自引:0,他引:4
目的:鉴定中药栀子挥发油的化学成分。方法:按1995年中国药典规定的方法提取挥发油,采用气相色谱-质谱联用仪定性,气相色谱法定量分析了栀子挥发油的化学成分。结果:从常用中药栀子中提得0.033%的挥发油,鉴定了9种化合物,共中相对含量高的成分为硬脂酸和12-乙酰氧基-9-十八碳烯酸甲酯。结论:所报道的9种成分均为首次从中药栀子中分离鉴定,为寻找治疗带状疱疹的有效成分提供了部分药物化学依据。 相似文献
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中药茉莉根挥发油成分分析 总被引:9,自引:0,他引:9
目的:鉴定中药茉莉根挥发油的化学成分。方法:按1995年版中国药典规定的方法提取挥发油,采用气相色谱-质谱联用仪分析茉莉根挥发油的化学成分。结果:从茉莉根中提得0.014%的挥发油,鉴定了18种化合物,其中相对含量高的成分为2,3-二甲基戊烷、3-羟基丁酸、壬醛、(Z)-2-癸烯醛和N-甲基-N-(1-氧代十二烷基)甘氨酸。结论:所报道的18种成分均为首次从中药茉莉根中分离鉴定,茉莉根的挥发油成分 相似文献
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综述近5年来中药联用或中药与化疗药联用抗肿瘤的研究,提示联合用药通过同时作用于多个靶点,具有更持久的疗效,并可降低毒副作用;中药联合用药主要在诱导凋亡、调控细胞周期、自噬、逆转肿瘤多药耐药性等方面发挥作用。 相似文献
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《甘肃中医学院学报》2019,(1)
查阅相关文献,从酶辅助提取中药有效成分和酶联用技术辅助提取中药有效成分2个方面概述了中药有效成分提取中常用的酶及酶联用技术的种类及作用机制,分析了酶及酶联用技术在中药有效成分提取中的优势及存在的问题,为中药有效成分的提取研究提供参考。 相似文献
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中药挥发油类成分提取分离研究概况 总被引:1,自引:0,他引:1
综述了中药挥发油类成分的提取分离技术,如水蒸气蒸馏法、浸提法、压榨法、吸收法、结晶法、薄层色谱法;新兴的提取分离技术,如加速溶剂萃取、超声提取、超临界CO2萃取、微波辅助萃取、分子蒸馏、气相色谱法、膜分离、毛细管电泳法,以及这些方法的特点与应用前景。 相似文献
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天山堇菜挥发油提取时间及抗炎作用研究 总被引:2,自引:0,他引:2
目的 探讨天山堇菜挥发油的提取和抗炎作用.方法 考察蒸馏时间对挥发油提取率的影响,采用二甲苯引起小鼠的炎性水肿考察其挥发油的抗炎作用.结果 水蒸气蒸馏6h,挥发油提取量最大,可达0.76%;挥发油能显著抑制小鼠耳肿胀.结论 天山堇菜挥发油具显著的抗炎作用. 相似文献
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表面增强激光解吸电离飞行时间质谱(SELDI-TOF-MS)是蛋白质组学新近发展起来的一种研究方法,具有高通量、快速、高灵敏性和样本要求低等优点,近年来被广泛应用于中医药领域。对SELDITOF-MS技术在中医证候及中药抗肿瘤研究中的应用进行综述,以进一步挖掘该技术的应用前景。 相似文献
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The advancement of phytochemical and phytopharmacological sciences has enabled elucidation of the composition and biological activities of several medicinal plant products including plant extract and essential oils. These products have been widely used around the world since ancient times for the treatment of various disorders such as diabetes, hypertension, peptic ulcer disease, microbial infection, sexual disorder and many more. Its popularity in the modern system of medicine is mainly due to their availability and fewer adverse reactions compared to synthetic drugs. Various scientifific investigations have been conducted to look for the potential of the extract from the plant or isolated compounds for the continued use of these products in the treatment and prevention of various kinds of human diseases. It is evident from the available literature and scientifific investigations that many plant species possess potential for use as a benefificial therapeutic remedy with multiple pharmacological actions such as analgesic, anti-inflflammatory, antipyretic, hypoglycemic, hypotensive, antimicrobial, antiulcer and anticonvulsant activities. The present review aims to provide relevant updated information about certain plant products, its composition, preparation and its fungicidal or fungistatic effects on different species of fungus as evaluated by studies done in the past. It introduces six medicinal plants that have been studied for their antifungal property and are found to be effective. The overall objective is to provide comprehensive information about the use of plant extract and essential oil for treating fungal infections and to explore the evidence supporting its effectiveness in treating fungal diseases without causing any serious adverse reactions. 相似文献
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阴虚阳亢证是高血压病常见证型之一,就阴虚阳亢证心、脑、肾、血管等靶器官损害特点做一综述。阴虚阳亢证靶器官损害的相关研究很多,但结论却不相同,甚至矛盾。因此,有必要量化病例纳入标准,亚分层、多中心联合大样本研究。若能发现中医证型靶器官损害的规律,对于高血压病的提前干预及预后转归具有重大指导意义。 相似文献
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Objective: To study the chemical composition, anticancer, anti-neuroinflammatory, and antioxidant activities of the essential oil of Patrinia scabiosaefolia (EO-PS). Methods: Patrinia scabiosaefolia was analyzed by gas chromatography-mass spectrometry. Eight human carcinoma cell lines, including SGC-7901, AGS, HepG2, HT-29, HCT-8, 5-FU/HCT-8, HeLa, and MDA-MB-231, were assessed by methylthiazolyldiphenyl-tetrazolium bromide (MTT) assay. Anti-neuroinflammatory activity was assessed by production of interleukin (IL)-1β and IL-6 induced by lipopolysaccharide in BV-2 cells (microglia from mice). The antioxidant activity was evaluated with a 2,2-diphenyl-1-picrylhydrazyl (DPPH) scavenging assay. Results: Forty-four components, representing 83.919% of the total oil, were identified in the EO-PS. The major constituents were caryophyllene oxide (12.802%), caryophyllene (6.909%), α-caryophyllene (2.927%), β-damascenone (3.435%), calarene (5.621%), and phenol (3.044%). The MTT assay showed that the EO-PS exhibited significant dose-dependent growth inhibition in the 50–200 μg/mL dilution range. The EO-PS exhibited a dose-dependent scavenging activity against the DPPH radical, with an half of maximal inhibitory concentration 1.455 mg/mL. Conclusion: The EO-PS possesses a wide range of antitumor, anti-neuroinflammatory and antioxidant activities, suggesting that it may be a good candidate for further investigations of new bioactive substances. 相似文献
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中医药促进创面愈合的临床疗效肯定,可明显促进创面肉芽组织的生长。近年来,中医药对肉芽组织促进作用机制研究也从组织形态学层面逐渐深入到细胞、分子、基因水平层面,并取得了长足的进展。 相似文献
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目的:观察玫瑰精油(Rose Essential Oil,REO)对小鼠局灶性脑缺血损伤的保护作用。方法:线栓法制备小鼠大脑中动脉栓塞模型(middle cerebralartery occlusion,MCAO)诱导脑缺血。REO(200、100、50 mg.kg-1)在术前3天开始每天灌胃给药1次,第3天在缺血前1 h给药,脑缺血24 h后,测定小鼠神经功能缺失评分、脑梗死面积、组织病理学检查、脑水肿评定。结果:REO(200、100 mg.kg-1)术前3天给药可明显改善脑缺血小鼠神经功能损伤,减小脑梗死体积和减轻脑水肿程度,均能改善单纯脑缺血小鼠缺血侧脑组织的病理形态,减轻神经细胞损伤。结论:REO剂量依赖性的保护小鼠局灶性脑缺血急性损伤,能改善小鼠神经功能缺失评分、脑梗死面积、组织病理学检查、脑水肿,有效剂量为200 mg.kg-1和100 mg.kg-1。 相似文献
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丁香挥发油对布洛芬透皮吸收的影响 总被引:1,自引:0,他引:1
目的:研究丁香挥发油对布洛芬体外经皮渗透的影响。方法:以30%乙醇-生理盐水溶液为接收液,不同浓度的丁香挥发油为促渗剂,以预处理的体外大鼠皮肤作为渗透屏障,Franz扩散池进行体外渗透实验,高效液相色谱法测定布洛芬的含量。结果:在不同浓度的丁香挥发油作用下,布洛芬透过离体大鼠皮肤24 h单位面积累积透过量无明显变化,透皮速率常数及滞后时间均无明显差异。结论:丁香挥发油单种PE可能会对药物的促透效果不够理想,我们将采用氮酮等PE与丁香挥发油联合使用,以期发现适合于布洛芬皮吸收制剂的良好促透剂。 相似文献