• Title/Summary/Keyword: Korean medicinal plants

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Screening of Medicinal Plants on the Anti-inflammatory Effect and Active Component (전남지역 자생식물들의 소염활성검색 및 활성화합물)

  • 박종철;이효연
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.25 no.3
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    • pp.523-528
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    • 1996
  • The anti-inflammatory effect of the methanolic extracts of some medicinal plants was investigated on the hydrolysis of N-benzoylarginine-p-nitroanilide by trypsin in vitro, the writhing syndrome induced by acetic acid in mice, and the carrageenin-induced paw edema in rats. Among tested medicinal plants, the methanoilc extract of Angelica keiskei, Rosa rugosa and Cudrania tricuspidata showed significant inhibitory effect. And we also found that adenosine, isolated from A. keiskei was identified as one active components.

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A Herbological Study on the Plants of Fumariaceae in Korea (한국산 현호색과 식물에 관한 본초학적 연구)

  • Jeong, Jong-Gil
    • The Korea Journal of Herbology
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    • v.31 no.4
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    • pp.27-33
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    • 2016
  • Objective : For the purpose of developing Korean herbology of the plants to Fumariaceae in Korea, the literatures of the successive generations have been thoroughly investigated to prepare this article.Methods : Books and research papers about Herbology which published at home and abroad were examined.Results : A list was made about Fumariaceae plant which were cultivated or grew naturally in Korea, after investigated the data on domestic and foreign Fumariaceae plants. Out of those lists, serviceable plants were selected and with those available plants, their distributions were analysed and parts which can be used as medicines were divided into 3 categories such as oriental medicine name, scientific name and non-official name. Fumariaceae's properties flavor, channels they use, effects, and toxicity were also noted. Fumariaceae (grew in Korea) were divided into 3 classes with 23 species. Out of those, 2 classes with 9 species were found serviceable which indicates 39% of all. Out of all 23 species of Fumariaceae family, Corydalis genus were found 21 species, which were shown the most. Among Fumariaceae species, Corydalis genus were found 8 medicinal plants, which were shown the most. Out of all serviceable parts in Fumariaceae, Herba and Tuber parts took first place as 5 species. There are 2 toxic species and 3 toxic medicinal parts, the survey said.Conclusion : There were totaled to 3 genera and 23 species in Fumariaceae in Korea and among them medicinal plants are 2 genera, 9 species, some 39 in total.

Inhibitory Effects of Methanol Extracts from Korean Medicinal Plants against HIV-1 Protease Activity

  • Park, Jong-Cheol;Miyashiro, Hirotsugu;Hattori, Masao
    • Korean Journal of Medicinal Crop Science
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    • v.11 no.4
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    • pp.264-267
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    • 2003
  • Korean medicinal plants were screened for their inhibitory activity against HIV-1 protease. The inhibitory activity of protease was determined by incubating the extracts in reaction mixtures containing protease and substrate $His-Lys-Ala-Arg-Val-Leu-(p-NO_{2}-Phe)-Glu-Ala-Nle-Ser-NH_{2}$ to perform proteolytic cleavage reactions. In this study the twenty six extracts from medicinal plants were investigated. Of the extracts tested, the extracts from the stem of Morus alba. exhibited the strongest activity with inhibition of 81% at a concentration of $100{\mu}g/ml$. The extracts of the flower of Saxjfraga stolonifera, and stems of Euonymus japonica and Castanea crenata showed appreciable inhibitory activity (>50%) against HIV-1 protease at same concentration.

Screening of Vietnamese Medicinal Plants for Cytotoxic Activity

  • Thu, Nguyen Bich;Trung, Trinh Nam;Ha, Do Thi;Khoi, Nguyen Minh;Hung, Tran Viet;Hien, Tran Thi;Yim, Nam-Hui;Bae, Ki-Hwan
    • Natural Product Sciences
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    • v.16 no.1
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    • pp.43-49
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    • 2010
  • Thirty-two methanol extracts of thirty-one Vietnamese medicinal plants were evaluated for the cytotoxic activity against five human cancer cell lines, including A549, MCF-7, HT 1080, Huh-7, and HepG2. Of these, the nine extracts of Acanthopanax trifoliatus (4), Acanthopanax gracilistylus (5), Siegesbeckia orientalis (10), Betula alnoides (11), Passiflora edulis (18), Zanthoxylum simulans (leaf, 23), Adenosma caeruleum (26), Solanum verbascifolium (29), and Alpinia malaccensis (31), exhibited high potent cytotoxic activity showing a certain degree of selectivity against the different cell types, with $IC_{50}$ values ranging from 2.1 to $3.8\;{\mu}g/mL$.

A Herbological Study on the Rhodophyta in Korean (한국산 비단풀목에 관한 본초학적 연구)

  • Jae-Hoon Jeong;Jong-Gil Jeong
    • The Korea Journal of Herbology
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    • v.39 no.1
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    • pp.1-10
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    • 2024
  • Objective : The purpose of this dissertation is to make a list of the Ceramiales growing naturally in the Korean coastal waters, and to carry out a survey on the current distribution status to investigate the Ceramiales which can be used as medicinal herbs. Methods : References and research papers about herbology published at home and abroad were examined. Results : The results of this study were as follows: 1. A total of 60 genera and 157 species of Ceramiales was found in the Korean coastal waters among which 5 genera and 6 species(approximately 4%) were medicinal plants. 2. Out of the 157 species of Ceramiales 67 species belonged to Rhodomelaceae, and out of the 6 species of medicinal plants 3 species belonged to Ceramiacera. 3. Among the medicinal parts 6 species belonged to algae. 2 species had flatness property, and 3 species had salty flavors. 4. As for the domestic distribution of medicinal plants, four species are distributed on the coast of the country, and Charmakji Caloglossa leprieuriii is distributed at the mouth of the Nakdonggang River and Goheung, Jeollanam-do. 5. 6 species had the efficacy of Spleen, stomach and large intestine meridian 2 species had the potency of remove phlegm, which helps to remove quench one's phlegm in human body. 6. None of the total medicinal Ceramiales were toxic. Conclusion : There were totaled to 60 genera and 157 species in Theaceae in Korea and among them medicinal plants are 5 genera, 9 species, some 4% in total.

Agonistic Activities to the Benzodiazepine Receptor by Extracts of Medicinal Plants(I) -Screening of Some Sedative Plant Extracts- (생약의 Benzodiazepine 수용체 효현활성 검색(I) -수종의 신경안정 생약 추출물에 대한 활성 검색-)

  • Ha, Jeoung-Hee;Park, Yong-Ki;Kang, Byung-Soo;Lee, Dong-Ung
    • Korean Journal of Pharmacognosy
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    • v.30 no.2
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    • pp.211-215
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    • 1999
  • This study was aimed to evaluate an agonistic activity to benzodiazepine receptor of several medicinal plants, which have been used as sedatives in oriental medicine. Methanol extracts of medicinal plants which were used in this study inhibited the binding of $[^3H]Ro15-1788$, a selective benzodiazepine receptor antagonist to benzodiazepine receptor of rat cortices. Inhibitory activity of Cyperus rotundus was observed to be the highest among the tested medicinal plants. Methanol extracts of Cyperus rotundus and Zizypus jujuba inhibited a $[^3H]flunitrazepam$, a selective benzodiazepine receptor agonist, binding to benzodiazepine receptor. GABA significantly enhanced the inhibition of $[3H]flunitrazepam$ binding by Cyperus rotundus and Zizypus jujuba, and these positive GABA shifts supported the strong possibility of agonistic activity to benzodiazepine receptor. From these results, it may be concluded that the substance or substances with neurochemical properties characteristic of a benzodiazepine receptor agonist may be important components and contribute to the sedative property of these medicinal plants.

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Antibacterial Activity of Some Medicinal Plants against Propionibacterium acnes (여드름 원인균 Propionibacterium acnes에 대한 생약 추출물의 항균활성 측정)

  • Weon, Jin-Bae;Ahn, Ju-Hee;Ma, Choong-Je
    • Korean Journal of Pharmacognosy
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    • v.42 no.1
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    • pp.98-101
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    • 2011
  • Acne, one of the most common skin disease, is a chronic inflammatory disease and is caused by uncertain and multiple factors. Propionibacterium acnes belongs to the human cutaneous normal flora and is a major etiologic agent of acne vulgaris. In this study, we evaluated the antibacterial effect of 19 medicinal plants. Antibacterial activity of extracts prepared from the 19 medicinal plants was investigated against bacteria related to acnes, Propionibacterium acnes. Among them, some medicinal plants inhibited the growth of the P. acnes. Minimum inhibitory concentration (MIC) of Polygonum aviculare (Herb) was 0.2 mg/ml against P. acnes. MIC of Dianthus chinensis (Aerial Part), Forsythia viridissima (Fruit), Lygodium japonicum (Spore) and Sophora flavescens (Root) were 0.4 mg/ml. Based on these results, Polygonum aviculare (Herb), Dianthus chinensis (Aerial Part), Forsythia viridissima (Fruit), Lygodium japonicum (Spore) and Sophora flavescens (Root) may be considered as a candidate for a good medicine for acne.