Quantification of terpene trilactones in Ginkgo biloba with a 1H NMR method.

abstract：:An immunoassay system was established for the estimation of the quantity of an antitumor cyclic hexapeptide RA-VII (1) from Rubia cordifolia L. and R. akane Nakai (Rubiaceae). First, 1 was converted into its hapten, which was then conjugated with a carrier protein to be used as an effective antigen to obtain its monoc...

journal_title：Journal of natural medicines

authors： Hasuda T,Hitotsuyanagi Y,Takeya K

更新日期：2011-07-01 00:00:00

abstract：:A new depsidone, paucinervin Q (1), a new dichromone, paucinervin R (2), and a known compound, paucinervin B (3), were isolated from the stems of Garcinia paucinervis by various chromatographic methods. Their structures were determined by analysis of spectroscopic data. The isolates were evaluated for their antiprolif...

journal_title：Journal of natural medicines

authors： Jia C,Xue J,Li X,Li D,Li Z,Hua H

更新日期：2019-01-01 00:00:00

abstract：:Cancer cachexia is a complex and multifactorial syndrome that influences about 50-80% of cancer patients and may lead to 20% of cancer deaths and muscle atrophy is the key characteristic of the syndrome. Recent researches have shown that myostatin is a negative regulator in the growth and differentiation of skeletal m...

journal_title：Journal of natural medicines

authors： Ge Z,Liu D,Shang Y,Li Y,Chen SZ

更新日期：2020-09-01 00:00:00

abstract：:A new phenylethanoid, 1-O-β-D-(4-hydroxyphenyl)-ethyl-6-O-vanilloyl-glucopyranoside (1), and a new furofuran lignan, (7R,7'R,7''S,8S,8'S,8''R)-4', 4''-dihydroxy-3,3',3'',5-tetramethoxy-7,9':7'9-diepoxy-4,8''-oxy-8,8'-sesquineolignan-7'',9''-diol (2), along with five known compounds (3-7) were isolated from the roots o...

journal_title：Journal of natural medicines

authors： Xiong H,Zhao F,Bi J,Zhang Y,Zhao G,Chen X,Li Y,Yan R,Zhao Q,Qiao H,Zhang G

更新日期：2016-07-01 00:00:00

abstract：:Aconitum vilmorinianum Komarov is a local medicinal plant used in many well-known clinical preparations to treat rheumatism and pains in Yunnan Province, China. Phytochemical examination of the roots of A. vilmorinianum led to the isolation of three novel imine-type norditerpenoid alkaloids named vilmorrianines E-G (1...

journal_title：Journal of natural medicines

authors： Chen CL,Tan WH,Wang Y,Xue ZG,Wan CP,Yang ZY,Zhou ZH,Ma XX

更新日期：2015-10-01 00:00:00

abstract：:Activity-guided isolation of the n-butanol fraction of Chamaerhodos erecta and water soluble fraction of C. altaica resulted in the isolation of 39 compounds, including new compounds identified as 4,5-dihydroxybenzaldehyde-3-O-β-D-glucopyranoside (1) from C. erecta and quercetin-3-O-β-D-glucuronopyranosyl-4'-O-β-D-glu...

journal_title：Journal of natural medicines

authors： Selenge E,Odontuya G,Murata T,Sasaki K,Kobayashi K,Batkhuu J,Yoshizaki F

更新日期：2013-10-01 00:00:00

abstract：:A new pyrrolidine derivative, (5S)-hydroxyethyl 2-oxopyrrolidine-5-carboxylate (1), a new flavonol glycoside, tamaraxetin 3,7-di-O-α-L-rhamnopyranoside (2), and a new triterpene saponin, polyscioside A methyl ester (3), along with six known compounds (4-9) were isolated from the leaves of Polyscias balfouriana. Their ...

journal_title：Journal of natural medicines

authors： Sugimoto S,Yamano Y,Khalil HE,Otsuka H,Kamel MS,Matsunami K

更新日期：2017-07-01 00:00:00

abstract：:We screened water and methanol extracts of 28 Indonesian medicinal plants for their protein tyrosine phosphatase 1B (PTP1B) inhibitory activities. Nine water extracts, i.e., Alstonia scholaris leaf, Blumea balsamifera, Cinnamomum burmannii, Cymbopogon nardus, Melaleuca leucadendra, Phyllanthus niruri, Piper nigrum, Sy...

journal_title：Journal of natural medicines

authors： Saifudin A,Kadota S,Tezuka Y

更新日期：2013-04-01 00:00:00

abstract：:The purpose of the present study was to investigate the protective effects of combined therapy of garlic homogenate and hydrochlorothiazide (HCTZ) in animals with hypertension and myocardial damage. Three weeks of high fructose (10% w/v) in fluid to albino rats resulted in hypertension. They were subsequently administ...

journal_title：Journal of natural medicines

authors： Asdaq SM,Inamdar MN

更新日期：2011-01-01 00:00:00

abstract：:Four new cucurbitane-type triterpenes were isolated from the fruit of Momordica charantia L. The structures of the new compounds were identified based on HR-ESI-MS and 1D- and 2D-NMR spectroscopic methods. The cytotoxicity of the isolated compounds was evaluated using three human cancer cell lines, HeLa, Caco2, and U8...

journal_title：Journal of natural medicines

authors： Yue J,Sun Y,Xu J,Zhang X,Zhao Y

更新日期：2020-01-01 00:00:00

abstract：:The hydroalcoholic extract of fruits of Ziziphus jujuba (ZJ) was investigated for its anti-inflammatory effect using acute and chronic models of inflammation in rat. Wistar albino rats of either sex were employed in the present study (n = 6). Acute inflammation was induced by subplantar administration of carrageenan (...

journal_title：Journal of natural medicines

authors： Goyal R,Sharma PL,Singh M

更新日期：2011-07-01 00:00:00

abstract：:A novel C20 natural product, acacienone (1), was isolated from the leaves of Acacia mangium collected in Bangladesh. The structure of compound 1 was elucidated by spectral studies and X-ray crystallographic analysis. Acacienone (1) possesses a terpenoid-related tetracyclic framework containing 20 carbons with biogenet...

journal_title：Journal of natural medicines

authors： Hara Y,Totsugi Y,Ichikawa H,Harada S,Fujii K,Ahmed F,Sadhu SK,Arai MA,Ishibashi M

更新日期：2021-01-01 00:00:00

abstract：:Two new diterpenoids, 14α-hydroxy-9α,13α-epoxylabd-5(6)-en-7-on-16,15-olide (1) and 13ξ-hydroxylabd-5(6),8(9)-dien-7-on-16,15-olide (2) along with six known diterpenoids were isolated from the aerial parts of Leonotis leonurus R. Br. These structures were determined on the basis of spectroscopic analyses. Some of the ...

journal_title：Journal of natural medicines

authors： Narukawa Y,Komori M,Niimura A,Noguchi H,Kiuchi F

更新日期：2015-01-01 00:00:00

abstract：:Aloperine (ALO), one of the alkaloids isolated from Sophora alopecuroides L., is traditionally used for various diseases including neuronal disorders. This study investigated the protective effects of ALO on neonatal rat primary-cultured hippocampal neurons injured by oxygen-glucose deprivation and reperfusion (OGD/RP...

journal_title：Journal of natural medicines

authors： Ma NT,Zhou R,Chang RY,Hao YJ,Ma L,Jin SJ,Du J,Zheng J,Zhao CJ,Niu Y,Sun T,Li W,Koike K,Yu JQ,Li YX

更新日期：2015-10-01 00:00:00

abstract：:Curcuma comosa is widely used as a traditional herbal medicine for gynecological diseases in South East Asia. Previous studies reported that it has phytoestrogenic activity, and several diarylheptanoids were found to be the active constituents. In this study, the pharmacokinetics profile and organ distribution of thre...

journal_title：Journal of natural medicines

authors： Su J,Sripanidkulchai K,Suksamrarn A,Hu Y,Piyachuturawat P,Sripanidkulchai B

更新日期：2012-07-01 00:00:00

abstract：:Four new Amaryllidaceae alkaloids (1-4) possessing a homolycorine-type or a crinine-type skeleton have been isolated from the aerial part of Zephyranthes candida, and their structures were elucidated on the basis of spectroscopic data. The stereochemistry was elucidated by combination of NOESY correlations and CD anal...

journal_title：Journal of natural medicines

authors： Shitara N,Hirasawa Y,Hasumi S,Sasaki T,Matsumoto M,Wong CP,Kaneda T,Asakawa Y,Morita H

更新日期：2014-07-01 00:00:00

abstract：:The article Comparison of glycyrrhizin content in 25 major kinds of Kampo extracts containing Glycyrrhizae Radix used clinically in Japan, written by Mitsuhiko Nose, Momoka Tada, Rika Kojima, Kumiko Nagata, Shinsuke Hisaka, Sayaka Masada, Masato Homma and Takashi Hakamatsuka, was originally published Online First with...

journal_title：Journal of natural medicines

authors： Nose M,Tada M,Kojima R,Nagata K,Hisaka S,Masada S,Homma M,Hakamatsuka T

更新日期：2018-03-01 00:00:00

abstract：:Rosae fructus is a traditional Chinese crude drug, used for purgative purposes. It is included in the Japanese Pharmacopoeia XV, in which its origin is stated to be Rosa multiflora Thunberg. These days, some imported Rosae fructus are on the market and the pharmacological activity of the imported product is in questio...

journal_title：Journal of natural medicines

authors： Kawakami S,Matsunami K,Otsuka H,Kawahata M,Yamaguchi K

更新日期：2009-01-01 00:00:00

abstract：:The root of Angelica acutiloba Kitagawa is an important crude drug in Kampo medicines (traditional Japanese medicine). Chemical evaluation of crude drugs is crucial to ensuring the safety and efficacy of herbal medicine; however, there is currently no chemical standard for the A. acutiloba crude drug in Japanese pharm...

journal_title：Journal of natural medicines

authors： Shinjyo N,Fuchino H,Kawahara N,Hishida A

更新日期：2018-06-01 00:00:00

abstract：:The stem of the Akebia plant, "Mokutsu", is a crude diuretic and antiphlogistic drug. Japanese products prepared from wild Akebia plants cover most of the Mokutsu market. Two Akebia plants, Akebia quinata Decaisne (Aq) and A. trifoliata Koidzumi (At) of Lardizabalaceae, are standardized as Mokutsu in Japanese pharmaco...

journal_title：Journal of natural medicines

authors： Kitaoka F,Kakiuchi N,Long C,Itoga M,Yoshimatsu H,Mitsue A,Atsumi T,Mouri C,Mikage M

更新日期：2009-07-01 00:00:00

abstract：:The aim of the study was to investigate the in vivo effect of the seashell protein Haishengsu (HSS) on Ehrlich ascites tumor. Mice were inoculated with Ehrlich ascites tumor cells and randomly divided into three HSS groups and a control group. The survival times in the three HSS-treated groups was longer than in the c...

journal_title：Journal of natural medicines

authors： Liu JZ,Chen SG,Bin Z,Wang CB,Li GY,Wang LX

更新日期：2009-10-01 00:00:00

abstract：:Three new acetylated C-glycosylflavones, 3″,6″-di-O-acetylswertiajaponin (1), 4″,6″-di-O-acetylswertiajaponin (2), and 6″-O-acetylswertiajaponin (3), together with six known compounds were isolated from the whole herb of Swertia mileensis. Their structures were elucidated on extensive NMR experiments and mass spectrom...

journal_title：Journal of natural medicines

authors： Liu X,Shi Y,Hu H,Li J,Li C,Yang L,Wang Z

更新日期：2018-09-01 00:00:00

abstract：:The purpose of the study was to evaluate the suppressive effect of TJ-68 on duodenal spasms during endoscopic retrograde cholangiopancreatography (ERCP). At the point when the duodenal papilla was confirmed after insertion of the endoscope during ERCP, 5.0 g TJ-68 (Tsumura Co., Tokyo, Japan) was dissolved in 50 ml of ...

journal_title：Journal of natural medicines

authors： Sakai Y,Tsuyuguchi T,Ishihara T,Kato K,Tsuboi M,Ooka Y,Katsuura K,Ohara T,Takayama S,Kimura M,Kasanuki J,Ai M,Yokosuka O

更新日期：2009-04-01 00:00:00

abstract：:The effects on guinea-pig heart muscle of extracts of Apocynum venetum L. leaf, root, stem, old stem and Venetron--a polyphenol-rich extract of leaves--were studied by recording the mechanical activity and heart rate of isolated right atria. Cymarin--a cardiac glycoside--was also determined in A. venetum extracts by L...

journal_title：Journal of natural medicines

authors： Irie K,Sato T,Tanaka I,Nakajima J,Kawaguchi M,Himi T

更新日期：2009-04-01 00:00:00

abstract：:Acanthopanax senticosus HARMS (AS) is used as a Chinese herbal medicine and as a health supplement in Japan. However, little is known about the interaction between AS and other drugs. In this study, we investigated the effect of AS extract on intestinal drug transporter (P-glycoprotein, or P-gp) and peptide transporte...

journal_title：Journal of natural medicines

authors： Takahashi T,Kaku T,Sato T,Watanabe K,Sato J

更新日期：2010-01-01 00:00:00

abstract：:Mimosa pudica is used in traditional medicine for treating various disorders such as inflammatory conditions, diarrhoea, insomnia, alopecia, urogenital infections and wounds. The present study investigated the effect of M. pudica extract (MPE) on L-arginine-induced acute necrotising pancreatitis in rats. The ethanolic...

journal_title：Journal of natural medicines

authors： Kaur J,Sidhu S,Chopra K,Khan MU

更新日期：2016-07-01 00:00:00

abstract：:In a previous study, we found that both synthetic 3-O-methylquercetin (3MQ) and 3,4',7-O-trimethylquercetin (34'7TMQ) increased extracellular melanin content. 34'7TMQ increased the activity of melanogenic enzymes by stimulating the p38 pathway and the expression of microphthalmia-associated transcription factor (MITF)...

journal_title：Journal of natural medicines

authors： Yamauchi K,Mitsunaga T

更新日期：2018-03-01 00:00:00

abstract：:This investigation was aimed to probe the pharmacological base of medicinal use of Acorus calamus in ischemic heart diseases. Effect on heart parameters was studied in isolated rabbit heart while coronary vasodilator effect was studied in isolated bovine coronary arterial rings, suspended in tissue baths filled with K...

journal_title：Journal of natural medicines

authors： Shah AJ,Gilani AH

更新日期：2012-01-01 00:00:00

abstract：:Chemotherapy-induced peripheral neuropathy (CIPN) manifests as mechanical allodynia and hyperalgesia, and is one of the main adverse effects of chemotherapeutic agents. Currently available therapeutic drugs are not sufficiently effective for the management of this adverse effect in the clinic. Therefore, the developme...

journal_title：Journal of natural medicines

authors： Yu H,Toume K,Kurokawa Y,Andoh T,Komatsu K

更新日期：2021-01-01 00:00:00

abstract：:Celastrus orbiculatus is a medicinal plant belonging to the Celastraceae family. In this survey on the secondary metabolites of plants for obtaining antitumor substances, the chemical constituents of the stems of C. orbiculatus were investigated. Nortriptonoterpene (1), a new C19-norabietane diterpenoid, together with...

journal_title：Journal of natural medicines

authors： Jiang W,Shan TZ,Xu JJ,Chen WJ,Miao L,Lv MY,Tao L,Liu YQ

更新日期：2019-09-01 00:00:00