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Cytotoxic Activity of 13(E)-Labd-13-ene-8$\alpha$, 15-diol
Lim Jin A,Kwang Jung Sook,Yu Byung Soo,Baek Seung Hwa The Physiological Society of Korean Medicine and T 2004 동의생리병리학회지 Vol.18 No.4
The cytotoxic activity of 13(E)-labd-13-ene-8α, 15-diol (1) was evaluated against tumor cell lines. A comparison of IC/sub 50/ values of this compound in cancer cell lines showed that their susceptibility to this compound decreased in the following order: P388>B16{F10>MDA-MB-231>A549>KB>SNU-C4 by the MTT method. 13(E}-Labd-13-ene-8α, 15-diol (1) was the most effective growth inhibitor of P388 murine leukaemia cell lines, producing approximately 8.3㎍/mL of IC/sub 50/ in the MTT method.
Shrestha, Sabina,Park, Ji-Hae,Lee, Dae-Young,Cho, Jin-Gyeong,Yoo, Jong-Su,Yeon, Seung-Woo,Kang, Hee-Cheol,Baek, Nam-In The Korean Society for Applied Biological Chemistr 2011 Applied Biological Chemistry (Appl Biol Chem) Vol.54 No.6
Stigmast-5-en-$3{\beta}$,$7{\beta}$-diol (1), stigmast-5-en-$3{\beta}$,$7{\alpha}$-diol (2), (+)-isolariciresinol-9-$O$-${\beta}$-D-xylopyranoside (3), procyanidin B2 (4), and epicatechin-($4{\beta}{\rightarrow}8$)-epicatechin-($4{\beta}{\rightarrow}6$)-epicatechin (5) were isolated for the first time from the bark of $Machilus$ $thunbergii$. The chemical structures of the compounds were determined based on nuclear magnetic resonance, electronic ionization mass spectrometry, fast atom bombardment mass spectrometry, and IR. Compound 4 demonstrated inhibitory activity against cyclin-dependent kinases (CDK2, CDK4, and CDK5) $in$ $vitro$ with $IC_{50}$ values 17.22, 1.08, and $0.26{\mu}M$, respectively.
Cytotoxic Constituents of the Octocoral Dendronephthya gigantea
한아름,Jun-Im Song,장대식,민혜영,이상국,서은경 대한약학회 2005 Archives of Pharmacal Research Vol.28 No.3
A known monoalkyl glycerol ether, (±)-1-nonadecyloxy-2,3-propanediol (1) was isolated from the ethyl acetate extract of a soft coral Dendronephthya gigantea as a weakly cytotoxic constituent against four human cancer cell lines, A549, HT-29, HT-1080, and SNU-638. In addition, a known ceramide, (2S,3R,4E,8E)-N-hexadecanoyl-2-amino-4,8-octadecadiene-1,3-diol (2), was also isolated as an inactive constituent. This is the first report on the isolation of the compounds 1 and 2 from the octocoral, Dendronephthya species.
신수용,도상학,신국현 대한약학회 2000 약학회지 Vol.44 No.4
The present study was carried out to evaluate biologically active components of the rhizomes of Sparganium stoloniferum and to supply the preliminary data for the chemotaxonomy and the medicinal application. Extraction and systematic fractionation of the rhizomes by column chromatography led to the isolation of six compounds from ethylacetate and n-butanol soluble fractions. Elucidation of the chemical structures of these compounds by physicochemical and apectral analysis demonstrated that compound I,II ,III,IV,V and Ⅵ were $\beta$-sitosterol, $\beta$-sitosterol-3-$\beta$-D-glucuronopyranoside, 3- (4-hydroxyphenyl)-2-propenoic acid, sorbose, 1-O-$\beta$-D-glucopyranosyl-(2S, 3R, 4E, 8Z)-2-[(2(R)-hydroxyeicosanoyl)amido]-4,8-octadecadiene-1,3-diol, and $\beta$-sitosterol-3-O-$\beta$-D-glucopyranoside, respectively.
( Sabina Shrestha ),( Ji Hae Park ),( Dae Young Lee ),( Jin Gyeong Cho ),( Jong Su Yoo ),( Seung Woo Yeon ),( Hee Cheol Kang ),( Nam In Baek ) 한국응용생명화학회(구 한국농화학회) 2011 Applied Biological Chemistry (Appl Biol Chem) Vol.54 No.6
Stigmast-5-en-3β,7β-diol (1), stigmast-5-en-3β,7α-diol (2), (+)-isolariciresinol-9-O-β-D-xylopyranoside (3), procyanidin B2 (4), and epicatechin-(4β→8)-epicatechin-(4β→6)-epicatechin (5) were isolated for the first time from the bark of Machilus thunbergii. The chemical structures of the compounds were determined based on nuclear magnetic resonance, electronic ionization mass spectrometry, fast atom bombardment mass spectrometry, and IR. Compound 4 demonstrated inhibitory activity against cyclin-dependent kinases (CDK2, CDK4, and CDK5) in vitro with IC50 values 17.22, 1.08, and 0.26 μM, respectively.
Sabina Shrestha,박지해,이대영,Jin-Gyeong Cho,Jong-Su Yoo,Seung-Woo Yeon,Hee Cheol Kang,백남인 한국응용생명화학회 2011 Applied Biological Chemistry (Appl Biol Chem) Vol.54 No.6
Stigmast-5-en-3β,7β-diol (1), stigmast-5-en-3β,7α-diol (2), (+)-isolariciresinol-9-O-β-D-xylopyranoside (3), procyanidin B2 (4), and epicatechin-(4β→8)-epicatechin-(4β→6)-epicatechin (5) were isolated for the first time from the bark of Machilus thunbergii. The chemical structures of the compounds were determined based on nuclear magnetic resonance, electronic ionization mass spectrometry, fast atom bombardment mass spectrometry, and IR. Compound 4 demonstrated inhibitory activity against cyclin-dependent kinases (CDK2, CDK4, and CDK5) in vitro with IC50 values 17.22, 1.08, and 0.26 μM, respectively.
두릅나무의 함유성분에 관한 분석연구 : 땃두릅나무의 항암활성과 그 성분(Ⅰ)
김영균,고영남 國民大學校 山林科學硏究所 2002 山林科學 Vol.14 No.-
땃두릅나무는 한방에서 해열이나 강장제의 원료로 사용되는 생약제료이다. 아직까지 본 수종에 대한 화학적성분 그리고 이들의 생리활성에 관한 과학적인 연구가 매우 적은 상황이다. 본 연구에서는 본 수종의 sesquiterpenoids과 하나의 polyene 성분의 분리와 구조동정 그리고 이들의 암세포의 성장억제 효과등을 평가하였다. 구조분석을 하기 위하여 ^1H-, ^13C-NMR, MS, FT-IR등의 분광학적 기기를 사용하였다. Echinopanax horridum (Non Decne.) Kom. (Araliaceae) has been known as the herbal medicine for removal of fever, tonic etc. in Korea. Until now, No studies have been reported on its chemical constituents and biological activities for this species. In this report, sesquiterpenoids and a polyene from Echinopanax horridum (Non Decne.) Kom were studied. The structures were established by spectroscopic methods such as ^1H and ^13C NMR, MS, FT-IR. Tumor cell growth inhibition activities were tested for the extracts and the isolated compounds.