Alkaloids相关论文
Fabrication of edge-curled petals-like covalent organic frameworks and their properties for extracti
In this study,a functionalized covalent-organic framework(COF)was first synthesized using porphyrin as the fabrication u......
Effect and molecular mechanism research of Astragalus membranaceus on inhibiting intestinal absorpti
Objective:To investigate the effect and the mechanism of Astragalus membranaceus(Huangqi in Chinese,HQ)extract on the in......
Tabernaesine J,a Novel Vincamine-Type Indole Alkaloid with 6/5/6/6/6/5/5 Heptacyclic-Ring System Sca
Tabernaesine J(1),an unprecedented vincamine-type indole alkaloid with 6/5/6/6/6/5/5 heptacyclic-ring system,as well as ......
Three matrine-derived alkaloids, alopecuroidine A (1), alopecuroidine B (2a) and alopecuroidine C (2b) were isolated fro......
Seven alkaloids including five undescribed ones(1a/1b,2,3 and 5)were obtained from the leaves of Isatis indigotica Fortu......
Flavonoids rather than alkaloids as the diagnostic constituents to distinguish Sophorae Flavescentis
Sophorae Flavescentis Radix (Sophora flavescens Ait.,SFR) and Sophorae Tonkinensis Radix et Rhizoma (S.tonkinensis Gapne......
Anti-parasitic effects of water-soluble alkaloid fractions from ethanolic extracts of Sophora moorcr
Parasite infections of humans and animals remain a major global health problem,with limited choice of drugs being availa......
Stems and leaves of Aconitum carmichaelii Debx.as potential herbal resources for treating rheumatoid
According to folk usage ofAconitum carmichaelii Debx.,the present study was designed to determine the feasibility of the......
The present study was designed to determine the chemical constituents of the stem tuber ofPinellia pedatisecta.The chemi......
Alkaloids of Nitraria sibirica Pall.decrease hypertension and albuminuria in angiotensin Ⅱ-salt hype
...
Multidrug resistance (MDR) in human cancer is one of greatest challenges in cancer therapy. Natural products, especially......
Ulcerative colitis (UC),a chronic inflammatory disease affecting the colon,has a rising incidence worldwide.The known pa......
Simultaneous Determination of Eleven Alkaloids in Corydalis decumbens by HPLC with Diode-Array Detec
Background: The rhizome of Corydalis decumbens (Thunb.) Pers.(Papaveraceae) is one of the wellknown TCMs.This medicine h......
Alkaloids-rich fraction of Crotalaria sessiliflora induces cell growth arrest and apoptosis by up-re
ETHNOPHARMACOLOGICAL RELEVANCE: A medicinal herb Crotalaria Sessiliflora has been used to treat various diseases includi......
OBJECTIVE To explore the optimal ultrasonic-assisted process and increase the yield of alkaloids from Piper longum L..ME......
The unique polycyclic fused ring systems of Daphniphyllum alkaloids,along with their extensive bioactivities,make this f......
目的 对镰形棘豆的二氯甲烷部位进行化学成分研究。方法 采用硅胶柱层析的方法，并结合 MS 和NMR 等波谱技术对所得化合物进行结构鉴......
...
Phytochemical investigation of the roots of Solanummelongena L.led to the isolation and identification of a new triterpe......
Extraction optimization of Six Alkaloids and Four Lignans in Zanthoxylum armatum by Orthogonal Desig
Alkaloids and lignans in Zanthoxylum armatum display important biological activities,but the quanitification method of a......
Comparative pharmacokinetic study of six alkaloids in rat serum after oral administration of fuzi (l
A simple and sensitive ultra performance liquid chromatography-mass spectrometric (UPLC-MS) method has been developed an......
Alkaloids-rich fraction of Crotalaria sessiliflora induces cell growth arrest and apoptosis by up-re
ETHNOPHARMACOLOGICAL RELEVANCE: A medicinal herb Crotalaria Sessiliflora has been used to treat various diseases includi......
Preparative separation of alkaloids from Aconitum carmichaeli by pH-zone-refining counter-current ch
pH-zone-refining counter-current chromatography was successfully applied to the separation of mesaconitine (Ⅰ), aconiti......
Extraction and isolation of three benzyltetrahydro isoquinoline alkaloids from Corydalis decumbens (
Supercritical fluid extraction (SFE) and high-speed counter-current chromatography (HSCCC) were successfully used for ex......
Enantioselective Intermolecular Formal [3+3] Cycloaddition of 2,3-Disubstituted Indoles with Acrolei
...
Determination of alkaloids in Sinomenium acutum using capillary electrophoresis with chemiluminescen
The dried stem of Sinomenium acutum (Thumb.) Rehd.et Wils.(Menispermaceae) is a traditional Chinese medicine, which was ......
Silica based C 18 stationary phases for reversed phase liquid chromatography (RPLC) are the most popular and useful HPLC......
Preparation and evaluation of Poly(GMA-co-VPBA-co-EDMA) monolithic column for separation of alkaloid
The growing demands for high-throughput analysis in post-genomic research, such as in proteomics or metabolomics, has st......
Application of stationary phase with a quaternary ammonium embedded group in the analysis of alkaloi
Most current reports, investigating the potential of mixed-mode phases in HPLC, describe stationary phases containing bo......
Catalytic Asymmetric Tandem Reaction of Tertiary Enamides: Expeditious Synthesis of Pyrrolo[2,1-a]is
Hexahydropyrrolo[2,1-a]isoquinoline and tetrahydropyrrolo[2,l-a]isoquinolin-3(2H)-one structures occur widely in natural......
Development and validation of a solid phase extraction method for the enrichment of alkaloids enabli
The objective of this paper is to propose a simple and effective pretreatment method for the enrichment of alkaloids.Thi......
This work presents an odd historical record obtained through more than 14 years of research regarding one of the first m......
An overview on the chemistry,pharmacology and anticancer properties of tetrandrine and fangchinoline
Tetrandrine (TET) and fangchinoline (FAN) are dominant bisbenzylisoquinoline (BBIQ) alkaloids from the roots of Stephani......
Main observation and conclusionrnThe new racemic and dimeric indole alkaloids with the characteristic cyclopenta[b]indol......
In-vitro effect of Peganum harmala total alkaloids on spermatozoa quality and oxidative stress of ep
Objective:To determine the in-vitro effect of the total alkaloid extract of Peganum(P.)harmala seeds on ram epididymal s......
Rhodium(Ⅱ)-Catalyzed [4+3] Cyclization of Triazoles with Indole Derivatives and Its Application in t
Main observation and conclusionrnAn efficient rhodium(Ⅱ)-catalyzed [4+3] cyclization reaction of 1-sulfonyl-1,2-3-triaz......
A systematic review of pharmacological activities, toxicological mechanisms and pharmacokinetic stud
The tubers and roots of Aconitum(Ranunculaceae)are widely used as heart medicine or analgesic agents for the treatment o......
Phytochemical investigation of the vinegar-prepared Corydalis yanhusuo led to the isolation of one aristolactam derivati......
Preparative separation of isoquiinoline alkaloids from coptis japonica by high-speed counter-current
...
Large-scale separation of alkaloids from Corydalis bungeana turca.by pH-Zone-Fefining counter-curren
...
...
Enrichment and separation of sinomenine and acutumine from the crude extract of Sinomenium acutum by
pH-Zone-refining counter-current chromatography was successfully applied to the enrichment and separation of alkaloi......
Diversified Polyketides and Nitrogenous Compounds from the Mangrove Endophytic Fungus Penicillium st
Four new polyketide decalin derivatives,penicisteck acids A-D(1-4),and three new nitrogenous compounds(7-9),together wit......
Nootka rose (</span><i><span style="font-family:Verdana;">Rosa nutkana </span></i><span style="font-family:Verdana;"......
报道了从白刺花种子中分得的６种生物碱单体对人体１１种癌瘤株体外抑瘤作用。结果表明，该类生物碱对白血病瘤株有较强的抑制作用，对表皮癌......
Investigation of the effect of berberines alkaloids in Coptis chinensis Franch on Bacillus shigae gr
The inhibitory effects of five berberines alkaloids (BAs) from rhizoma of Coptis chinensis Franch, a traditional Chinese......
应用液质联用技术UPLC/Q-TOF-MS建立一种有效快速分析鉴定毛茛生物碱类成分的方法并研究其质谱裂解规律。采用液质联用技术UPLC/Q-......
Extraction Technology of Total Alkaloids from RADIX ACONITI LATERALIS PREPARATA by the Uniform Desig
[Objective] To screen the optimal extraction technology of total alkaloids from RADIX ACONITI LATERALIS PREPARATA,so as ......
