• Title/Summary/Keyword: pharmacological activities

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Pharmacokinetic and Pharmacological Evaluation of Topical Microemulsion Preparation Containing Piroxicam (마이크로에멀젼으로 제제 설계된 피록시캄 외용제의 약물동력학적 특성 및 약효 평가)

  • 윤범진;박은석;지상철
    • Biomolecules & Therapeutics
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    • v.7 no.1
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    • pp.54-58
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    • 1999
  • The pharmacological activities and pharmacokinetic aspects of a topical microemulsion (KDPM) containing 0.5% piroxicam were evaluated after its topical application compared with a commercially available 0.5% piroxicam gel (R gel). When the pharmacological activities were evaluated with the carrageenan-induced paw edema model, KDPM showed 55.6% edema inhibition, while R gel resulted in 37.1%. With the adjuvant-induced arthritis model, KDFM also resulted in the better pharmacological activities than R gel. The relative bioavailability of KDPM based on R gel was 176% in rabbits.

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Chemical Constituents and Pharmacological Activities of Hedyotis diffusa

  • Xu, Bao-Jun;Sung, Chang-Keun
    • Natural Product Sciences
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    • v.11 no.1
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    • pp.1-9
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    • 2005
  • The chemical constituents from Hedyotis diffusa Willd and their pharmacological activities were summarized. It has been known data that this herb contains anthraquinones, terpenoids, steroids, flavonoids, organic acid, and polysaccharides. The studies of pharmacology have shown that Hedyotis diffusa Willd possess various levels of activities such as anticancer, anti-inflammatory, immunostimulatory, antioxidative, neuroprotective, and hepatoprotective activities.

The Chemistry of Secondary Products from Acanthopanax Species and their Pharmacological Activities

  • Shin, Kuk-Hyun;Lee, Sang-Hyun
    • Natural Product Sciences
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    • v.8 no.4
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    • pp.111-126
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    • 2002
  • The chemistry of secondary products from Acanthopanax species and their pharmacological activities were reviewed. A nitrogenous compound, a furan compound, a quinoid, benzoids, coumarins, phenylpropanoids, lignans, flavonoids, terpenoids, phytosterols, polyacetylenes, a pyrimidine, cyclitols, monosaccharides and an aliphatic alcohol have been isolated from Acanthopanax species and have been shown to have various levels of activities such as anti-bacterial, anti-cancer, anti-gout, anti-hepatitis, anti-hyperglycemic, anti-inflammatory, anti-leishmanicidic, anti-oxidant, anti-pyretic, anti-xanthine oxidase, choleretic, hemostatic, hypocholesterolemic, immunostimulatory and radioprotectant effects, etc.

Pharmacological activities of Glehnia littoralis

  • Yoon, Tae-Sook;Choo, Byung-Kil;Cheon, Myeoung-Sook;Lee, Do-Yeon;Choi, Go-Ya;Chae, Sung-Wook;Lee, A-Yeong;Kim, Ho-Kyoung
    • Korean Journal of Oriental Medicine
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    • v.14 no.1
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    • pp.123-128
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    • 2008
  • Glehnia littoralis (Umbelliferae), a perennial herb distributed along the coastline of northern Pacific countries, is the medicinal plant used traditionally for treatment of various diseases. This review focuses on the various pharmacological activities of Glehnia littoralis for understanding about its traditional medicinal applications, medicinal uses in the modern society, and potentials for drug development Glehnia littoralis was reported to have anti-oxidant, anti-tumor, anti-amnesic, blood circulation-promoting, immunomodulatory, anti-microbial, and allelopathic activities. However, their mechanisms remain to be clarified. Because Glehnia littoralis has been prescribed in traditional Oriental medicine as a tonic herb, Glehnia littoralis can be better than other chemical drugs and medicines which exert the equal pharmacological activities. Although the activities of Glehnia littoralis are not specifically high-potent with unique mode of action, it may turn out that it can be beneficial to exert multiple pharmacological activities. In view of low toxicity, relative cheapness, presence in the diet, and occurrence in various herbal remedies of Glehnia littoralis, it needs to be prudent to evaluate its properties and applications further.

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Pharmacological Activities of Water Extracts of Umbelliferae Plants

  • Kim, Chang-Min;Heo, Moon-Young;Kim, Hyun-Pyo;Sin, Kwan-Seog;Pachaly, Peter
    • Archives of Pharmacal Research
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    • v.14 no.1
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    • pp.87-92
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    • 1991
  • In order to evaluate the pharmacological activities of Chinese medicine, nine Umbelliferae plants were selected and their restoring activity against dexamethasone-induced disorders, liver protective activity, antimicrobial activity, anti-inflammatory activity and antimutagenic activity were tested and compared. Angelica dahurica. Angelica acutiloba and Ostericum koreanum showed various activities in these tests at the dose used in this study.

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Pharmacological Activities of the Mycelial Extract of Cultured Cordyceps sinensis

  • Koh, Jong-Ho;Yu, Kwang-Won;Suh, Hyung-Joo;Ahn, Tae-Seok
    • Journal of Applied Biological Chemistry
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    • v.44 no.2
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    • pp.77-83
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    • 2001
  • For defining the possibilities of the commercial mass liquid culture of Cordyceps sinensis, the pharmacological activities of mycelia were analyzed. The mycelium of C. sinensis consists of carbohydrate (5.1%) and fat (1.3%), and contains a low content of protein (0.7%) and ash (0.5%), and 92.4% moisture. The molecular sugar ratio of carbohydrate was composed mainly of glucose, mannose (1.0 : 0.9), in addition a small amount of galactose and arabinose (0.2 : 0.1). The cellular materials of mycelia were fractionated into ethylacetate (EA), MeOH (M) and hot-water extract fraction (HW). HW fraction showed the most potent intestinal immune system modulating activity, anti-coagulant activity, and anti-complementary activity, and M fraction had the inhibition activity of radical generation as effective as genistine. These results reveal that the mycelium of liquid cultured C. sinensis showed pharmacological activities and could be used for commercial purpose.

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Chemical Composition and Pharmacological Activities of Vietnamese Ginseng, Panax viehamensis

  • Duc, Nguyen-Minh;Nham, Nguyen-Thoi
    • Proceedings of the Ginseng society Conference
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    • 1998.06a
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    • pp.127-137
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    • 1998
  • From the underground part of Panax vietnamensis Ha et Grushv., commonly known as Vietnamese ginseng, 50 triterpene glycosides including 24 new dammarane saponins named visa-ginsenosides-Rl-24 were isolated and identified. The structure of the new saponins was elucidated based on chemical and spectroscopic evidence. The saponin composition of Vietnamese ginseng is almost similar to that of ginseng (Panax ginseng C.A. Meyer) and other cultivated Panax spp. However, the content of ocotillos-type saponins, especially that of the major saponin, majonoside-R2 (5.29% yield), was surprisingly very high. The pharmacological activities of Vietnamese ginseng are essentially similar to those of ginseng. In addition, it has marked antibacterial activity against pathogenic Streptococcus app. and is effective in treatment of granular angina. The chemical composition and pharmacological activities have made Vietnamese ginseng an interesting member of Panax spp. from chemotaxonomical and pharmacological points of view,

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A review on Phytochemistry and pharmacological Activities of Cirsium setidens (Dunn) Nakai (고려엉겅퀴(Cirsium setidens (Dunn) Nakai)의 구성성분 및생리활성에 관한 리뷰)

  • MiAe Cho;Bumjung Kim
    • The Korea Journal of Herbology
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    • v.38 no.4
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    • pp.31-43
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    • 2023
  • Objectives : The objective of this study was to investigate the phytochemistry and pharmacological activities of Cirsium setidens. Methods : Domestic and international articles about Cirsium setidens were investigated. A review was perfoemed via DB searching engine such as Sci.Direct, Springer, DBpia, KISS, Google scholar, Kipris, and so on. Total 73 listed literature were classified by compound analysis and pharmacological efficacy. Results : C. setidens contains pectolinarin and its glycoside, pectolinarigenin as index compounds, and linarin, apigenin, diosmetin, scopoletin, acacetin, cirsimarin, cirsimaritin, setidenosides A and B, silymarin, hispidulin, 92 volatile compounds, and 15 fatty acids. The Pharmacological activities of C. setidens has been reported to inhibit of platelet aggregation and fat accumulation in the liver, inhibit to hepatitis, anti-cancer, antibacterial, skin improvement, hair growth, liver protection, anti-diabetic, anti-inflammatory, sedative. Also, It has been reported the effect of cholesterol-lowering and anti-obesity, neuroprotective effects, increasing human stem cell viability, inhibiting osteoclast formation and osteogenic differentiation. Conclusion : This reviews showed that C. setidens which has been traditionally used for the treatment of inflammation and hypertension, has anticancer and river protective effect, as well as hair loss and diet. In order to maximize the efficacy of C. setidens, research has also begun on the effect of processing processes such as fermentation or fine powdering and combining natural plant resources.

Some Pharmacological Activities of Acanthoic Acid Isolated from Acanthopanax koreanum Root Bark (섬모갈피나무의 근피성분, Acanthoic acid의 약리작용)

  • 이영순;이은방;김영호
    • Biomolecules & Therapeutics
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    • v.9 no.3
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    • pp.176-182
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    • 2001
  • Some pharmacological activities of acanthoic acid, isolated from Acanthopanax koreanum root was investigated in animals. It is revealed that the compound had analgesic and anti-inflammatory activities without actions on central nervous system and showed inhibition of lipid peroxidation. The anti-inflammatory activity might be related to inhibition of prostaglandin E$_2$ synthesis in exudates of inflammation.

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Bosentan and Rifampin Interactions Modulate Influx Transporter and Cytochrome P450 Expression and Activities in Primary Human Hepatocytes

  • Han, Kyoung-Moon;Ahn, Sun-Young;Seo, Hyewon;Yun, Jaesuk;Cha, Hye Jin;Shin, Ji-Soon;Kim, Young-Hoon;Kim, Hyungsoo;Park, Hye-kyung;Lee, Yong-Moon
    • Biomolecules & Therapeutics
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    • v.25 no.3
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    • pp.288-295
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    • 2017
  • The incidence of polypharmacy-which can result in drug-drug interactions-has increased in recent years. Drug-metabolizing enzymes and drug transporters are important polypharmacy modulators. In this study, the effects of bosentan and rifampin on the expression and activities of organic anion-transporting peptide (OATP) and cytochrome P450 (CYP450) 2C9 and CYP3A4 were investigated in vitro. HEK293 cells and primary human hepatocytes overexpressing the target genes were treated with bosentan and various concentrations of rifampin, which decreased the uptake activities of OATP transporters in a dose-dependent manner. In primary human hepatocytes, CYP2C9 and CYP3A4 gene expression and activities decreased upon treatment with $20{\mu}M$ $bosentan+200{\mu}M$ rifampin. Rifampin also reduced gene expression of OATP1B1, OATP1B3, and OATP2B1 transporter, and inhibited bosentan influx in human hepatocytes at increasing concentrations. These results confirm rifampin- and bosentan-induced interactions between OATP transporters and CYP450.