- Salidroside Protects Human Erythrocytes against Hydrogen Peroxide-Induced Apoptosis
[作者:Qian, EW; Ge, DT; Kong, SK,期刊:Journal of natural products, 页码:531-537 , 文章类型: Article,,卷期:2012年75-4]
- Rhodiola rosea is a commonly used folk medicine for the treatment of high altitude sickness, mountain malhypoxia, and anoxia. Its active ingredient, salidroside [2-(4-hydroxyphenyl)ethyl beta-D-glucopyranoside (1)], has ...
- Cytotoxic and Anti-inflammatory Triterpenoids from Toona ciliata
[作者:Zhang, F; Wang, JS; Gu, YC; Kong, LY,期刊:Journal of natural products, 页码:538-546 , 文章类型: Article,,卷期:2012年75-4]
- Toonaciliatavarins A-H (1-8), including three new protolimonoids (1-3), two new tirucallane-type triterpenoids (4 and 5), and three new tetranortriterpenoids (6-8), and 10 known compounds were iscilated from the stem bar...
- HPLC-ESIMSn Profiling, Isolation, Structural Elucidation, and Evaluation of the Antioxidant Potential of Phenolics from Paepalanthus geniculatus
[作者:do Amaral, FP; Napolitano, A; Masullo, M; dos Santos, LC; Festa, M; Vilegas, W; Pizza, C; Piacente, S,期刊:Journal of natural products, 页码:547-556 , 文章类型: Article,,卷期:2012年75-4]
- The methanol extract of the flowers of Paepalanthus geniculatus Kunth. showed radical-scavenging activity in the TEAC assay. An analytical approach based on HPLC:ESIMSn was applied to obtain the metabolite profile of thi...
- Fluorescent Pigment and Phenol Glucosides from the Heartwood of Pterocarpus marsupium
[作者:Achari, B; Dutta, PK; Roy, SK; Chakraborty, P; Sengupta, J; Bandyopadhyay, D; Maity, JK; Khan, IA; Ding, YQ; Ferreira, D,期刊:Journal of natural products, 页码:655-660 , 文章类型: Article,,卷期:2012年75-4]
- The fluorescence shown by extracts of the heartwood of Pterocarpus marsupium is attributed to salts of the new compound 1, whose structure was elaborated using detailed spectroscopic/spectrometric studies. The plant mate...
- Configurational Reassignment and Improved Preparation of the Competitive IL-6 Receptor Antagonist 20R,21R-Epoxyresibufogenin-3-formate
[作者:Boos, TL; Cheng, KJ; Greiner, E; Deschamps, JR; Jacobson, AE; Rice, KC,期刊:Journal of natural products, 页码:661-668 , 文章类型: Article,,卷期:2012年75-4]
- 20R,21R-Epoxyresibufogenin-3-formate (1) and 20S,21S-epoxyresibufogenin-3-formate (2) were synthesized from commercial resibufogenin (3) using known procedures. The major product (1) was dextrorotatory, as was the major ...
- Synthesis and Anti-HIV Activity of Lupane and Olean-18-ene Derivatives. Absolute Configuration of 19,20-Epoxylupanes by VCD
[作者:Gutierrez-Nicolas, F; Gordillo-Roman, B; Oberti, JC; Estevez-Braun, A; Ravelo, AG; Joseph-Nathan, P,期刊:Journal of natural products, 页码:669-676 , 文章类型: Article,,卷期:2012年75-4]
- Lupane triterpenoids 2 and 5-12 and oleanene derivatives 13 and 14 were prepared from lupeol (1), betulin (3), and germanicol (4). They were tested for anti-HIV activity, and some structure-activity relationships were ou...
- Carbazole Alkaloids from the Stems of Clausena lansium
[作者:Liu, H; Li, CJ; Yang, JZ; Ning, N; Si, YK; Li, L; Chen, NH; Zhao, Q; Zhang, DM,期刊:Journal of natural products, 页码:677-682 , 文章类型: Article,,卷期:2012年75-4]
- Ten new carbazole alkaloids, claulansines A-J (1-10), and seven known analogues (11-17) were isolated from the stems of Clausena lansium. Their structures were established on the basis of extensive spectroscopic analyses...
- Bioactive Quassinoids from the Seeds of Brucea javanica
[作者:Liu, JH; Zhao, N; Zhang, GJ; Yu, SS; Wu, LJ; Qu, J; Ma, SG; Chen, XG; Zhang, TQ; Bai, J; Chen, H; Fang, ZF; Zhao, F; Tang, WB,期刊:Journal of natural products, 页码:683-688 , 文章类型: Article,,卷期:2012年75-4]
- Six new quassinoids (1-6) and eight known compounds of this type (7-14) were isolated from the seeds of Brucea javanica. Their structures were elucidated by analysis of their spectroscopic data and from chemical evidence...
- Bioactive Diterpenes from Callicarpa longissima
[作者:Liu, YW; Cheng, YB; Liaw, CC; Chen, CH; Guh, JH; Hwang, TL; Tsai, JS; Wang, WB; Shen, YC,期刊:Journal of natural products, 页码:689-693 , 文章类型: Article,,卷期:2012年75-4]
- Investigation of the leaves and twigs of Callicarpa longissima resulted in the isolation of four new compounds (14), callilongisins A-D, and five known compounds, ursolic acid, 3-oxoanticopalic acid, (E)-6 beta-hydroxyla...
- Guaiane Sesquiterpenes from Biscogniauxia nummularia Featuring Potent Antigerminative Activity
[作者:Amand, S; Langenfeld, A; Blond, A; Dupont, J; Nay, B; Prado, S,期刊:Journal of natural products, 页码:798-801 , 文章类型: Article,,卷期:2012年75-4]
- Xylaranone, a previously unreported guaiane sesquiterpene along with the known terpenoid xylaranol B and the two mellein derivatives 3,5-dimethyl-8-methoxy-3,4-dihydroisocoumarin and 3,5-dimethyl-8-hydroxy-3,4-dihydroiso...
- Stigonemapeptin, an Ahp-Containing Depsipeptide with Elastase Inhibitory Activity from the Bloom-Forming Freshwater Cyanobacterium Stigonema sp.
[作者:Kang, HS; Krunic, A; Orjala, J,期刊:Journal of natural products, 页码:807-811 , 文章类型: Article,,卷期:2012年75-4]
- Stigonemapeptin (1), a depsipeptide containing an Ahp (3-amino-6-hydroxy-2-piperidone) residue, was isolated from a bloom sample of the freshwater cyanobacterium Stigonema sp. collected from North Nokomis Lake in the Hig...
- Fungal Origins of the Bicyclo[2.2.2]diazaoctane Ring System of Prenylated Indole Alkaloids
[作者:Finefield, JM; Frisvad, JC; Sherman, DH; Williams, RM,期刊:Journal of natural products, 页码:812-833 , 文章类型: Review,,卷期:2012年75-4]
- Over eight different families of natural products consisting of nearly 70 secondary metabolites that contain the bicyclo[2.2.2]diazaoctane ring system have been isolated from various Aspergillus, Penicillium, and Malbran...
- 3 alpha-Hydroxymasticadienonic Acid As an Antiproliferative Agent That Impairs Mitochondrial Functions
[作者:Via, LD; Braga, A; Garcia-Argaez, AN; Martinez-Vazquez, M; Toninello, A,期刊:Journal of natural products, 页码:557-562 , 文章类型: Article,,卷期:2012年75-4]
- Previous investigations on the biological effects of 3 alpha-hydroxymasticadienonic acid (1) have demonstrated both anti-inflammatory and cytotoxic activities. However, neither the molecular mechanism of cytotoxic action...
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