Antiplasmodial indole alkaloids from Leuconotis griffithii.

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：:Successive oral administration (50 mg/kg) of a 50% ethanolic extract (HP-ext) of devil's claw, the secondary root of Harpagophytum procumbens, showed a significant anti-inflammatory effect in the rat adjuvant-induced chronic arthritis model. HP-ext dose-dependently suppressed the lipopolysaccharide (LPS)-induced produ...

journal_title：Journal of natural medicines

authors： Inaba K,Murata K,Naruto S,Matsuda H

更新日期：2010-04-01 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：:Twenty-three new C21 steroidal glycosides, marstenacissides C1-C10 (1-10), D1-D7 (11-17) and E1-E6 (18-23), and four new C21 steroids, 11α,12β-O-ditigloyl-tenacigenin C (24), 11α-O-benzoyl-12β-O-tigloyl-tenacigenin C (25), 11α-O-tigloyl-12β-O-benzoyl-tenacigenin C (26) and 11α-O-tigloyl-12β-O-benzoyl-marsdenin (27), w...

journal_title：Journal of natural medicines

authors： Pang X,Kang LP,Fang XM,Yu HS,Han LF,Zhao Y,Zhang LX,Yu LY,Ma BP

更新日期：2018-01-01 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：:Eight new furostanol glycosides (1-8), together with two known ones (9 and 10), have been isolated from a glycoside-enriched fraction prepared from the rhizomes of Helleborus orientalis (Ranunculaceae). The structures of 1-8 were determined on the basis of extensive spectroscopic analysis, including 2D NMR, and the re...

journal_title：Journal of natural medicines

authors： Mimaki Y,Matsuo Y,Watanabe K,Sakagami H

更新日期：2010-10-01 00:00:00

abstract：:Tetrandrine is a cytotoxic compound capable of exerting remarkable antitumor activity against many cancer cells in vitro and in vivo. However, little is known about its effect on human renal cell carcinoma (RCC). In the present study, using RCC 786-O, 769-P and ACHN cell lines as the model system, we demonstrated the ...

journal_title：Journal of natural medicines

authors： Chen T,Ji B,Chen Y

更新日期：2014-01-01 00:00:00

abstract：:Three new compounds, citrusauranosides A (1), B (2), and C (3), along with 22 known compounds (4-25) were obtained from the 70% ethanol-water extract of the fruits of Citrus aurantium L.. Their structures were identified by spectroscopic methods. Among the known compounds, 14, 15, 17 and 23 were firstly obtained from ...

journal_title：Journal of natural medicines

authors： Zhang Y,Huang P,He W,Sakah KJ,Ruan J,Li Z,Wang T

更新日期：2019-01-01 00:00:00

abstract：:Near-infrared (NIR) spectroscopy combined with chemometrics has been utilized in predictions of natural medicine content without destroying samples. Suppositories (oren powdered extract content 0, 0.5, 1.0, 2.5, 10, 12.5, and 15%) were produced by mixing oren powdered extract with macrogol mixture consisting of 1 part...

journal_title：Journal of natural medicines

authors： Teraoka R,Abe H,Sugama T,Ito K,Aburada M,Otsuka M

更新日期：2012-04-01 00:00:00

abstract：:We aimed to establish a methodology for identifying Paeonia samples based on metallomic analysis. We prepared 66 batches of samples (16 batches of crude drugs and 50 batches of cultivars, comprising 64 batches of Paeonia lactiflora and 2 batches of P. veitchii) collected from Japan and China (Inner Mongolia and elsewh...

journal_title：Journal of natural medicines

authors： Shimada K,Nakamura Y,Kawase M,Komatsu K,Saito T,Takahashi K

更新日期：2014-04-01 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 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：:Oligostilbenoids are a group of natural products derived from the oxidative coupling of C6-C2-C6 units found in some plant families. A structurally diverse chemical pool is produced after the successive regioselective and stereoselective oligomerization of resveratrol. This review describes the current status and know...

journal_title：Journal of natural medicines

authors： Ito T

更新日期：2020-09-01 00:00:00

abstract：:Three new compounds, (3S)-dihydrobonducellin 8-O-β-D-glucopyranoside (1), 3',5'-dimethoxy-jezonolid (2), and latisilinoid (3), along with 16 known compounds, were isolated from the twigs of Caesalpinia latisiliqua (Leguminosae). The known compounds were identified as flavonoids, stilbenes, and phenolics as determined ...

journal_title：Journal of natural medicines

authors： Oh M,Park S,Song JH,Ko HJ,Kim SH

更新日期：2020-01-01 00:00:00

abstract：:The predominant feature of type 2 diabetes is insulin resistance. Identifying a drug able to reduce insulin resistance is an urgent requirement. ent-3α-Formylabieta-8(14),13(15)-dien-16,12β-olide had been identified as a new diterpene derivative which showed anticancer activity. This study explores the hypoglycemic ef...

journal_title：Journal of natural medicines

authors： Hou P,Qu Y,Liao Z,Zhao S,Feng Y,Zhang J

更新日期：2020-03-01 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：:Reversed-phase preparative high-performance liquid chromatography (HPLC) of the methanol extract of the aerial parts of Euphorbia petiolata Banks & Soland, an endemic Iranian medicinal plant, yielded ten free radical scavengers including eight flavonoid glycosides myricetin 3-O-glucoside (1), kaempferol 3-O-(2-O-gallo...

journal_title：Journal of natural medicines

authors： Nazemiyeh H,Kazemi EM,Zare K,Jodari M,Nahar L,Sarker SD

更新日期：2010-04-01 00:00:00

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：:The signaling of stem cell factor (SCF) through its receptor Kit is known to play an important role in regulating cutaneous melanogenesis. In the course of UVB-induced pigmentation, the expression of membrane-bound SCF by epidermal keratinocytes is upregulated at an early phase and subsequently activates neighboring m...

journal_title：Journal of natural medicines

authors： Kasamatsu S,Hachiya A,Shimotoyodome Y,Kameyama A,Miyauchi Y,Higuchi K,Fujimori T,Ohuchi A,Shibuya Y,Kitahara T

更新日期：2014-07-01 00:00:00

abstract：:Several studies have indicated the involvement of oxidative stress and high glucose-induced cell death in the development of diabetic neuropathy. Satureja khuzestanica has been recommended in the literature as a remedy for the treatment of diabetes, and also contains antioxidant agents. Here, we investigated the possi...

journal_title：Journal of natural medicines

authors： Kaeidi A,Esmaeili-Mahani S,Abbasnejad M,Sheibani V,Rasoulian B,Hajializadeh Z,Pasban-Aliabadi H

更新日期：2013-01-01 00:00:00

abstract：:Advanced glycation end-products (AGEs) are associated with a non-enzymatic reaction between the amino group of a protein and the carbonyl group of a sugar during hyperglycemia. The precipitation of AGEs in different tissues leads to many complications, such as endothelial dysfunction, cardiovascular complications, ath...

journal_title：Journal of natural medicines

authors： Abdallah HM,El-Bassossy HM,Mohamed GA,El-Halawany AM,Alshali KZ,Banjar ZM

更新日期：2017-01-01 00:00:00

abstract：:From the dried rhizomes of Curcuma comosa cultivating in Thailand, 26 known sesquiterpenes were isolated: zederone, zederone epoxide, furanodienone, isofuranodienone, 1(10)Z,4Z-furanodiene-6-one, glechomanolide, dehydrocurdione, neocurdione, curdione, 7 alpha-hydroxyneocurdione, 7 beta-hydroxycurdione, germacrone-1(10...

journal_title：Journal of natural medicines

authors： Qu Y,Xu F,Nakamura S,Matsuda H,Pongpiriyadacha Y,Wu L,Yoshikawa M

更新日期：2009-01-01 00:00:00

abstract：:Solvent partitioning followed by column chromatography of the MeOH extract of the seeds of Swietenia mahagoni afforded two limonoids, swietenolide (1) and 2-hydroxy-3-O-tigloylswietenolide (2). The compounds were identified by spectroscopic means. The antibacterial activity of these compounds was assessed against eigh...

journal_title：Journal of natural medicines

authors： Rahman AK,Chowdhury AK,Ali HA,Raihan SZ,Ali MS,Nahar L,Sarker SD

更新日期：2009-01-01 00:00:00

abstract：:Two tetrahydroxanthones, 1,3,5S,8S-tetrahydroxy-5,6,7,8-tetrahydroxanthone (1) and 1,3,5R,8S-tetrahydroxy-5,6,7,8-tetrahydroxanthone (2), and six new tetrahydroxanthone glycosides, amarellins A-F (3-8), were isolated from the aerial parts of a Mongolian medicinal plant Gentianella amarella ssp. acuta (Gentianaceae). T...

journal_title：Journal of natural medicines

authors： Lu S,Tanaka N,Kawazoe K,Murakami K,Damdinjav D,Dorjbal E,Kashiwada Y

更新日期：2016-10-01 00:00:00

abstract：:Shakuyakukanzoto (SKT) is a kampo medicine composed of equal proportions of Glycyrrhizae radix (G. radix) and Paeoniae radix (P. radix). A double-blind study reported that SKT significantly ameliorated painful muscle cramp in cirrhosis patients without the typical severe side effects of muscle weakness and central ner...

journal_title：Journal of natural medicines

authors： Kaifuchi N,Omiya Y,Kushida H,Fukutake M,Nishimura H,Kase Y

更新日期：2015-07-01 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：: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：:Five polyphenolic compounds were identified from the diethyl ether and ethyl acetate extracts of the herb of ragged robin, Lychnis flos-cuculi L. (Caryophyllaceae). The identified and isolated compounds were established as a caffeic acid, luteolin, apigenin, apigenin 8-C-beta-D-glucopyranoside (vitexin) and luteolin 8...

journal_title：Journal of natural medicines

authors： Tomczyk M

更新日期：2008-10-01 00:00:00

abstract：:Ceramicines are a series of limonoids which were isolated from the bark of Malaysian Chisocheton ceramicus (Meliaceae) and show various biological activities. Ceramicine B, in particular, has been reported to show a strong lipid droplet accumulation (LDA) inhibitory activity on a mouse pre-adipocyte cell line (MC3T3-G...

journal_title：Journal of natural medicines

authors： Nugroho AE,Hashimoto A,Wong CP,Yokoe H,Tsubuki M,Kaneda T,Hadi AHA,Morita H

更新日期：2018-01-01 00:00:00

abstract：:Recruitment of immune cells to adipose tissue is altered dramatically in obesity, which results in chronic inflammation of the adipose tissue that leads to metabolic disorders, such as insulin resistance and type 2 diabetes mellitus. The regulation of immune cell infiltration into adipose tissue has prophylactic and t...

journal_title：Journal of natural medicines

authors： Tsuhako R,Yoshida H,Sugita C,Kurokawa M

更新日期：2020-01-01 00:00:00