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Antioxidant Activity and Phenolic Content of Different Parts of Lotus and Optimization of Extraction Condition using Response Surface Methodology

Jang JY, Ahn JH, Jo YH, Hwang BY, Lee MK

Nelumbo nucifera Gaertn. (Nymphaeaceae) is commonly called lotus and its leaves are widely been used as functional ingredients due to its antioxidant activity. For maximum efficacy, optimized extraction condition was...
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Walnut phenolic extracts reduce telomere length and telomerase activity in a colon cancer stem cell model

Shin PK, Zoh Y, Choi J, Kim MS, Kim Y, Choi SW

BACKGROUND/OBJECTIVES: Telomeres are located at the chromosomal ends and progressively shortened during each cell cycle. Telomerase, which is regulated by hTERT and c-MYC, maintains telomeric DNA sequences. Especially, telomerase is...
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Identification and HPLC Quantification of a Phytoecdysone and Three Phenolic Glycosides in Lamium takesimense Nakai

Nugroho A, Park KS, Seo DJ, Park HJ

The herbs of Lamium takesimense Nakai (Lamiaceae) is used to treat spasmodic and inflammatory disease. The four polar compounds, ecdysterone, isoacteoside, rutin and lamiuside C, were isolated and identified from...
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Anti-microbial and Anti-inflammatory Activity of New 4-methoxy-3-(methoxymethyl) Phenol and (E)-N′-(5-bromo-2-methoxybenzylidene)-4-methoxy Benzohydrazide Isolated from Calotropis gigantean white

Manivannan R, Shopna R

A new phenol and hydrazide derivatives were obtained for the first time from the C. giganteawhite by silica gel column chromatography. The structure of the isolated compounds was identified by...
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Phenolic Compounds from the Leaves of Homonoia riparia and their Inhibitory Effects on Advanced Glycation End Product Formation

Lee IS, Jung SH, Kim CS, Kim JS

In a search for novel treatments for diabetic complications from natural resources, we found that the ethyl acetate-soluble fraction from the 80% ethanol extract of the leaves of Homonoia riparia...
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Phenolic Constituents and Their Anti-inflammatory Activity from Echinochloa utilis Grains

Nguyen DH, Zhao BT, Le DD, Kim KY, Kim YH, Yoon YH, Ko JY, Woo KS, Woo MH

Seven phenolic compounds including p-coumaric acid (1), 4-hydroxybenzoic acid (2), 4-hydroxybenzaldehyde (3), vanillic acid (4), luteolin (5), acacetin (6), and tricin (7), were isolated from the methylene chloride and ethyl...
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Phenolic Compounds Isolated from Opuntia ficus-indica Fruits

Kim JW, Kim TB, Yang H, Sung SH

On the phytochemical investigation of a 70% ethanol extract of the fruits of Opuntia ficus-indica, (Cacataceae), we could result in the isolation of thirteen phenolic compounds including seven flavonoids (1...
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Mineral, Nutritional, and Phytochemical Profile, Total Phenolic Content, and Radical Scavenging Activity of Philippine Bamboo "Bolo" Gigantochloa levis (Blanco) Merr. Leaves

Tongco JV, Rodriguez , Abasolo WP, Mun SP, Razal RA

The study is a pioneering effort to determine the mineral, nutritional, and phytochemical composition and phenolic content and to determine the free radical scavenging activity of Gigantochloa levis (Blanco) Merr,...
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HPLC analysis of Phenolic Substances and Anti-Alzheimer's Activity of Korean Quercus Species

Nugroho A, Song BM, Seong SH, Choi JS, Choi J, Choi JY, Park HJ

This study aimed to establish the quantitative method to analyze the content of peroxynitrite-scavengers belonging to polyphenols in six Korean Quercus species (Quercus mongolica, Q. dentata, Q. acutissima, Q. alienta,...
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Phenolic Constituents from the Flowers of Hamamelis japonica Sieb. et Zucc.

Yim SH, Lee YJ, Park KD, Lee IS, Shin BA, Jung DW, Williams D, Kim HJ

Hamamelis japonica (Hamamelidaceae), widely known as Japanese witch hazel, is a deciduous flowering shrub that produces compact clumps of yellow or orange-red flowers with long and thin petals. As a...
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Quantitative Determination of Five Phenolic Peroxynitrite-scavengers in Nine Korean Native Compositae herbs

Nugroho A, Lim SC, Karki S, Choi JS, Park HJ

Peroxynitrite (ONOO-)-scavenging activities of nine Compositae herbs consisting of three Ixeris, two Youngia, two Cirsium and one of each Lactuca and Taraxacum species were evaluated. The contents of their ONOO-...
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HPLC and GC-MS Analysis of Phenolic Substances in Acer tegmentosum

Nugroho A, Song BM, Park HJ

The stem barks, heartwoods, and leaves of Acer tegmentosum (Aceraceae) are widely used in Korea to treat hepatic or cerebral disorders mainly due to alcohol poisoning. This study was aimed...
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Phenolic Compounds and Triterpenes from the Barks of Diospyros burmanica

Choi J, Cho JY, Kim YD, Htwe KM, Lee WS, Lee JC, Kim J, Yoon KD

Diospyros burmanica Kurz. is an evergreen deciduous tree distributed in Mandalay of Myanmar, which belongs to the family of Ebenaceae. In Myanmar, it has been used to treat diarrhea, diabetes,...
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Comparison of Injection Sclerotherapy Between 5% Phenol in Almond Oil and Aluminum Potassium Sulfate and Tannic Acid for Grade 3 Hemorrhoids

Yano T, Yano K

PURPOSE: Injection sclerotherapy for hemorrhoids has been performed for many years. Currently, 5% phenol in almond oil (PAO) and aluminum potassium sulfate and tannic acid (ALTA) are used as the...
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Phenolic Compounds from the Leaves of Stewartia pseudocamellia Maxim. and their Whitening Activities

Roh HJ, Noh HJ, Na CS, Kim CS, Kim KH, Hong CY, Lee KR

The half-dried leaves of Stewartia. pseudocamellia were extracted with hot water (SPE) and partitioned with n-hexane (SPEH), dichloromethane (SPED), and ethyl acetate (SPEE) successively. SPE and SPEE showed significant inhibitory...
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Phytochemical Analysis of the Phenolic Fat-Suppressing Substances in the Leaves of Lactuca raddeana in 3T3-L1 Adipocytes

Nugroho A, Choi JS, An HJ, Park HJ

Lactuca raddeana (Compositae) is used to treat obesity and complications due to diabetes. The five phenolic compounds including chlorogenic acid, chicoric acid, luteolin 7-O-glucoside, luteolin 7-O-glucuronide, luteolin were qualitatively identified...
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A Comparative Study of the Efficacy and Safety of 100% TCA CROSS and Phenol CROSS for Atrophic Acne Scarring

Chae WS, Suh HS, Choi YS

  • KMID: 1796719
  • Korean J Dermatol.
  • 2014 May;52(5):293-301.
BACKGROUND: Atrophic acne scars have been treated using various modalities. The CROSS (Chemical Reconstruction of Skin Scars) technique using 100% TCA has the advantage of reconstructing acne scars by focusing...
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Hypocholesterolemic metabolism of dietary red pericarp glutinous rice rich in phenolic compounds in mice fed a high cholesterol diet

Park Y, Park EM, Kim EH, Chung IM

BACKGROUND/OBJECTIVES: The purpose of the current study was to investigate the effect of red pericarp glutinous rice rich in polyphenols (Jakwangchalbyeo, red rice) on serum and hepatic levels of cholesterol...
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Sonographically Guided Musculocutaneous Nerve Phenol Block for Elbow Flexor Spasticity: Case report

Bang IK, Kim C, Ahn JK, Park YK, Reu HW, Jung IT

  • KMID: 1851590
  • J Korean Acad Rehabil Med.
  • 2007 Jun;31(3):371-374.
Seven hemiplegic stroke patients suffering elbow flexor spasticity were selected for musculocutaneous nerve (MN) blocks. The MN was identified at the proximal 1/3 area on anteromedial surface of upper arm...
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Phenol peeling for treatment of deep wrinkle in leprosy patient

Ahn SY, Park HJ

  • KMID: 1512581
  • Korean Lepr Bull.
  • 2007 Dec;40(2):51-60.
The untreated leprosy skin takes on a waxy appearance & feel full. Thickening is most marked over the face, which starts to devolp into folds, hanging down to produce the...
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