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노종화,지옥표,문형인,Roh, Jong-Hwa,Zee, Ok-Pyo,Moon, Hyung-In 한국생약학회 2000 생약학회지 Vol.31 No.2
The herb of Melampyrum roseum var. hirsutum Beauv. was extracted with methanol and the extract was fractionated with n-hexane, chloroform, ethylacetate and n-buthanol. Repeated column chromatography of silica gel, Sephadex LH-20 and Lobar-A lichroprep Si 60 led to the isolation of five compounds from n-hexane layer and ethylacetate layer. These compounds were identified as apigenin, linarin, pectolinarin, wogonin and mussaenoside, respectively, by the physicochemical and spectral properties.
황준이,지옥표,문형인,Whang, Joon-Ih,Zee, Ok-Pyo,Moon, Hyung-In 한국생약학회 2000 생약학회지 Vol.31 No.3
The root of Actinidia arguta was extracted with methanol and the methanol extract was suspended in $H_2O$ and successively partitioned with n-hexane, $CH_2Cl_2$, EtOAc and n-BuOH. Repeated column chromatographic separation of the EtOAc extract resulted in the isolation of two flavonoids (compounds 2 and 3) and two triterpenes (compounds 1 and 4) and $CH_2Cl_2$, extract to afford three lignans (compounds 5-7). Their structures have been established by spectroscopic, means to be (+)-tormentoside(1), (-)-catechin(2), (-)-epicatechin(3), (+)-uscaphic $acid-28-O-[\beta}-D-glucopyranoside$(4), (+)-pinoresinol(5), (+)-medioresinol(6), and (-)-syringaresinol(7).
오좌섭,지옥표,문형인,Oh, Joa-Sub,Zee, Ok-Pyo,Moon, Hyung-In 한국생약학회 2000 생약학회지 Vol.31 No.4
In search for plant-derived cytotoxic compounds, it was found that the $CHCl_3$ and EtOAC extracts obtained from the flowers of Paulownia coreana Uyeki (Scrophulariaceae) exhibited significant cytotoxic activity against human tumor cell lines, A549, SK-OV-3, SK-MEL-2, XF498, and HCT15. Activity-guided fractionation on the basis of the inhibitory activity against the growth of human tumor cell lines, in vitro, and repeated column chromatography afforded several cytotoxic compounds from P. coreana. The structures and stereochemistry of these compounds were established, on the basis of analysis of spectra including IR, UV, EI-MS, $^{1}H-NMR,\;^{13}C-NMR$ and some chemical transformations, as Compound PCCl $(2-hydroxy-4(15),11(13)-eudesmadien-8{\beta},12-olide)$, Compound $PCC2(2,3-dihydro-4-hydroxy-1(15),11(13)-xanthadien-8{\beta},12-olide)$, Compound PCE1 (chrysophanol), Compound PCE2 (emodin), Compound PCE3 (physcion). Cytotoxic activity of compounds obtained from P. coreana. on five tumor cells lines was evaluated by procedure of SRB methods.
대식세포에서 국산약용식물의 항암 및 항Virus 에 대한 효과
표석능(Suhkneung Pyo),지옥표(Ok Pyo Zee),엄성희(Sung Hee Um),김대근(Dae Keun Kim),곽종환(Jong Whan Kwak),이강노(Kang Ro Lee),이동권(Dong Kwon Rhee) 한국생약학회 1995 생약학회지 Vol.26 No.3
In the present work, 70 extracts from 23 plants have been determined to induce cytotoxic and antiviral activities of macrophages using both MTT assay and neutral red dye uptake assay. We show that 13 extracts have induced cytotoxic activities and 5 extracts induced antiviral activity in mouse peritoneal macrophages. Among 13 extracts, macrophages treated with extracts from Salvia plebeia have demonstrated significant cytotoxicity but not antiviral activity. The present findings indicate that extracts from plants can stimulate macrophages to become resistant to virus and to kill tumor cells.
문형인,권학철,지옥표,이강노,Moon, Hyung-In,Kwon, Hak-Cheol,Zee, Ok-Pyo,Lee, Kang-Ro 한국생약학회 1999 생약학회지 Vol.30 No.1
Two carotenoids and four flavonoids were isolated from the whole plant of Artemisia sylvatica Max. Their structures were identified as ${\beta}-carotene$, lutein, luteolin, rutin, $pectolinarigenin-7-O-{\beta}-glucopyranoside$ and luteolin-7-O-neohesperidoside on the basis of spectroscopic means.
Cyclophosphamide로 Rat에 유도된 악성빈혈에 대한 숙지황의 증(蒸)수에 따른 치료효능에 관한 연구
하창수,성현제,지옥표,마진열,Ha, Chang-Su,Sung, Hyun-Jea,Zee, Ok-Pyo,Ma, Jin-Yeul 한국생약학회 2000 생약학회지 Vol.31 No.3
Rhizoma Rehmanniae Preparata is a Chinese herbal tonic. The hemopoietic effects of Rhizoma Rehmanniae Preparata(4-time steamed Jihwang, 4-time steamed double dose Jihwang, 8-time steamed Jihwang, 8-time steamed double dose Jihwang) were examined using in vitro rat(SD) model. Cyclophosphamide(150 mg/kg) was injected into experimental groups and control group to induce bone marrow suppression. Oral administration of Rhizoma Rehmanniae Preparata suppressed hormone levels of $T_4\;and\;T_3$. Reticulocyte count was increased by the bone marrow suppression.
류정희,곽종환,지옥표,이강노,Lew, Jung-Hie,Kwak, Jong-Hwan,Zee, Ok-Pyo,Lee, Kang-Ro 한국생약학회 1998 생약학회지 Vol.29 No.2
Four flavonoids were isolated from the whole plant of Kyllinga brevifolia var. leiolepsis. Their structures were identified as quercetin, (-)-epiafzelechin, vitexin and orientin on the basis of spectral data. This is the first report of the identification of quercetin, (-)-epiafzelechin and orientin from Kyllinga genus.
양재헌,최철웅,김대근,이강노,지옥표,Yang, Jae-Heon,Choi, Cheol-Ung,Kim, Dae-Keun,Lee, Kang-Ro,Zee, Ok-Pyo 한국생약학회 1996 생약학회지 Vol.27 No.3
The studies were attempted to investigate the therapeutic effect of Solanum lyratum extract(SLE) on the liver damage induced by carbon tetrachloride in rats. Male rats (Sprangue-Dawley) were treated with subchronic concentration of $CCl_4$, which was 1 mg/kg of $CCl_4$ via per oral administration daily for three days. The level of serum cholesterol, transaminase, bilirubin and BSP were measured. Treatment of SLE significantly decreased the increment in serum transaminase activities, total cholesterol and enlargement of liver but serum bilirubin was not reduced. The protective effect was observed when SLE was given daily for 4 weeks after $CCl_4$ treated for 3 days. SLE administration to rats prevented the development of fatty change, necrosis, and fibrosis induced by $CCl_4$. The results suggest that SLE has appreciable therapeutic effect on $CCl_4$ induced hepatotoxicity.
이강노(Kang Ro Lee),지옥표(Ok Pyo Zee),곽종환(Jong Hwan Kwak),김영식(Yeong Shik Kim),박호군(Ho Kun Park),구경아(Kyong Ah Koo),윤현주(Hyun Joo Youn) 한국생약학회 1994 생약학회지 Vol.24 No.4
Polysaccharides fractions from the leaves of Artemisia selengensis(ASP1) and Artemisia iwayomogi(AIP1) were extracted and purified by Sephadex gel filtration and DEAE-Sephadex ion exchange chromatographies. Both ASP1 and AIP1 fractions were tested for their effects on the spleen cell culture in vitro. Both ASP1 and AIP1 fractions allow growth of spleen cells up to 3 months in culture, suggesting the immunoregulatory activities of those polysaccharide fractions. The molecular weights of ASP1 and AIP1 fractions were found to be about 2,500 daltons by Sephadex gel filtration chromatography using standard dextrans. Both ASPl and AIPl fractions were composed of glucose, xylose and galactose.
문형인(Hyung In Moon),지옥표(Ok Pyo Zee),문세훈(Sae Hun Mun),신말식(Mal Shick Shin) 한국응용생명화학회 1998 Applied Biological Chemistry (Appl Biol Chem) Vol.41 No.6
Effects of organic solvents fraction from Ainsliaea acerifolia ethanol extract on alcohol metabolism in rats were examined and the results were as follows: Ethanol souble fraction, after a single oral administration to rats, was found to cause a significant decrease in the serum ethanol concentration as well as enhancement of liver cytosolic alcohol dehydrogenase(ADH) activity, on the other hand, the fraction insouble in ethanol was found to cause an increase ethanol concentration in the blood and inhibit ADH activity.