A review of isolation methods, structure features and bioactivities of polysaccharides from Dendrobium species.

abstract：:In this review, we provide a comprehensive overview on the registration of proprietary Chinese medicines (PCMs) in China over the past century by examining published literature and historical data. We will examine this evolving administrative practice for PCMs registration in China, which is divided to the following f...

journal_title：Chinese journal of natural medicines

authors： Yuan L,Wu ZA,Shao ML

更新日期：2017-01-01 00:00:00

abstract：:In our previous study, we have elucidated the chemical profile of YGS40, a fraction of Yi-Gan San (YGS), used for the treatment of Alzheimer's disease (AD). Oxidative stress-induced apoptosis is implicated in neurodegenerative disorders such as AD. The aim of the present study was to explore the protective effects of ...

journal_title：Chinese journal of natural medicines

authors： Zhao YR,Qu W,Liu WY,Hong H,Feng F,Chen H,Xie N

更新日期：2015-06-01 00:00:00

abstract：:Modified Da-chai-hu Decoction (MDD), a traditional Chinese medicinal formulation, which was empirically generated from Da-chai-hu decoction, has been utilized to treat severe acute pancreatitis (SAP) for decades. The aim of the present study was to explore its potential organprotective mechanism in SAP. In the present...

journal_title：Chinese journal of natural medicines

authors： Zhao G,Zhuo YZ,Cui LH,Li CX,Chen SY,Li D,Liu JH,Li DH,Cui NQ,Zhang SK

更新日期：2019-05-20 00:00:00

abstract：:The present study was designed to determine the relationships between the performance of ethanol precipitation and seven process parameters in the ethanol precipitation process of Re Du Ning Injections, including concentrate density, concentrate temperature, ethanol content, flow rate and stir rate in the addition of ...

journal_title：Chinese journal of natural medicines

authors： Sun LQ,Wang SY,Li YJ,Wang YX,Wang ZZ,Huang WZ,Wang YS,Bi YA,Ding G,Xiao W

更新日期：2016-01-01 00:00:00

abstract：:Neokotalanol, a potent α-glucosidase inhibitor isolated from Salacia reticulata, was synthesized through a key coupling reaction between a perbenzylated thiosugar and an appropriately protected perseitol triflate derived from D-mannose. This key step was found to be quite temperature dependent, and a simultaneous cycl...

journal_title：Chinese journal of natural medicines

authors： Xie WJ,Tanabe G,Tsutsui N,Wu XM,Muraoka O

更新日期：2013-11-01 00:00:00

abstract：:The aim of the study was to investigate the effects of Siwu decoction on hyperuricemia, kidney inflammation, and dysfunction in hyperuricemic mice. Siwu decoction at 363.8, 727.5, and 1 455 mg·kg(-1) was orally administered to potassium oxonate-induced hyperuricemic mice for 7 days. Serum urate, creatinine, and blood ...

journal_title：Chinese journal of natural medicines

authors： Wang R,Ma CH,Zhou F,Kong LD

更新日期：2016-07-01 00:00:00

abstract：:Inflammation is recently recognized as one of the hallmarks of human cancer. Chronic inflammatory response plays a critical role in cancer development, progression, metastasis, and resistance to chemotherapy. Conversely, the oncogenic aberrations also generate an inflammatory microenvironment, enabling the development...

journal_title：Chinese journal of natural medicines

authors： Qin J,Wang W,Zhang R

更新日期：2017-06-01 00:00:00

abstract：:Two new steroidal saponins, named timosaponin P (1) and timosaponin Q (2), were isolated from the rhizome parts of Anemarrhena asphodeloides Bunge using various chromatographic methods. Their structures and absolute configurations were elucidated by a combination of spectroscopic and spectrometric data, including 1D, ...

journal_title：Chinese journal of natural medicines

authors： Sun XH,Zhu FT,Zhang YW,Chen FF,Yu Y,Song NN,Huang XF

更新日期：2017-03-01 00:00:00

abstract：:Current study systematically investigated the interaction of two alkaloids, anisodine and monocrotaline, with organic cation transporter OCT1, 2, 3, MATE1 and MATE2-K by using in vitro stably transfected HEK293 cells. Both anisodine and monocrotaline inhibited the OCTs and MATE transporters. The lowest IC50 was 12.9 µ...

journal_title：Chinese journal of natural medicines

authors： Chen JY,Brockmöller J,Tzvetkov MV,Wang LJ,Chen XJ

更新日期：2019-07-01 00:00:00

abstract：AIM:To investigate the quinoline alkaloids from the roots of Dictamnus angustifolius G.Don ex Sweet (Rutaceae). METHOD:The quinoline alkaloids were isolated by various column chromatographic methods and their structures were elucidated on the basis of spectral analysis. RESULTS:A new quinoline alkaloid, 5-methoxylrob...

journal_title：Chinese journal of natural medicines

authors： Sun JB,Qu W,Guan FQ,Li LZ,Liang JY

更新日期：2014-03-01 00:00:00

abstract：:Atherosclerosis (AS) is a chronic inflammatory disease, the main causes of which include abnormal lipid metabolism, endothelial injury, physical and chemical injury, hemodynamic injury, genetic factors and so on. These causes can lead to inflammatory injury of blood vessels and local dysfunction. Bunao-Fuyuan decoctio...

journal_title：Chinese journal of natural medicines

authors： Guo HY,Lu ZY,Zhao B,Jiang WW,Xiong YH,Wang K

更新日期：2021-01-01 00:00:00

abstract：:This study engineered β-carotene ketolase CrtW and β-carotene hydroxylase CrtZ to improve biosynthesis of astaxanthin in Escherichia coli. Firstly, crtW was randomly mutated to increase CrtW activities on conversion from β-carotene to astaxanthin. A crtW* mutant with A6T, T105A and L239M mutations has improved 5.35-fo...

journal_title：Chinese journal of natural medicines

authors： Li D,Li Y,Xu JY,Li QY,Tang JL,Jia SR,Bi CH,Dai ZB,Zhu XN,Zhang XL

更新日期：2020-09-01 00:00:00

abstract：:The novel coronavirus pneumonia broke out in 2019 and spread rapidly. In 30 different countries, there are over seventy thousand patients have been diagnosed in total. Therefore, it is urgent to develop the effective program to prevent and treat for the novel coronavirus pneumonia. In view of Traditional Chinese Medic...

journal_title：Chinese journal of natural medicines

authors： DU HZ,Hou XY,Miao YH,Huang BS,Liu DH

更新日期：2020-03-01 00:00:00

abstract：:Neurodegenerative diseases are the consequences of imbalance between the production of oxidative stress and its nullification by cellular defense mechanisms. Hydrogen peroxide (H2O2), a precursor of deleterious reactive oxygen species, elicits oxidative stress, resulting in severe brain injuries. Bacopa monnieri is we...

journal_title：Chinese journal of natural medicines

authors： Bhatia G,Dhuna V,Dhuna K,Kaur M,Singh J

更新日期：2017-11-01 00:00:00

abstract：AIM:To investigate the molecular signaling mechanism by which the plant-derived, pentacyclic triterpene maslinic acid (MA) exerts anti-diabetic effects. METHOD:HepG2 cells were stimulated with various concentrations of MA. The effects of MA on glycogen phosphorylase a (GPa) activity and the cellular glycogen content w...

journal_title：Chinese journal of natural medicines

authors： Liu J,Wang X,Chen YP,Mao LF,Shang J,Sun HB,Zhang LY

更新日期：2014-04-01 00:00:00

abstract：AIM:To study the chemical constituents and bioactivity of the stem bark of Mitragyna diversifolia. METHOD:Compounds were isolated by various chromatographic methods. Their structures were elucidated on the basis of spectroscopic techniques (IR, UV, MS, and NMR), and they were evaluated for their cytotoxic activities b...

journal_title：Chinese journal of natural medicines

authors： Cao XF,Wang JS,Wang PR,Kong LY

更新日期：2014-08-01 00:00:00

abstract：:The present study was designed to investigate the effects of start codon of nosM on the biosynthesis of nosiheptide. Target genes were amplified by overlap PCR. After homologous recombination to construct engineered strains, nosiheptide production was analyzed by HPLC. Three mutants with different start codon of nosM ...

journal_title：Chinese journal of natural medicines

authors： Jiang L,Xue YJ,Liu WY,Ma M,Wu XR,Wang SZ,Chen YJ

更新日期：2015-11-01 00:00:00

abstract：:The present study was designed to develop and validate a sensitive and reliable ultra high performance liquid chromatography coupled with quadrupole time-of-flight mass spectrometry (UPLC-QTOF/MS) method to separate and identify the chemical constituents of Qixue Shuangbu Tincture (QXSBT), a classic traditional Chines...

journal_title：Chinese journal of natural medicines

authors： Chen LW,Wang Q,Qin KM,Wang XL,Wang B,Chen DN,Cai BC,Cai T

更新日期：2016-02-01 00:00:00

abstract：:The stem of Cynomorium songaricum is a traditional Chinese medicine reputed to have tonic effects. C. coccineum growing in northern Africa and the Mediterranean region is regarded in Arabian medical practice as the "treasure of drugs". The major constituents of Cynomorium plants have been revealed to be phenolic compo...

journal_title：Chinese journal of natural medicines

authors： Meng HC,Wang S,Li Y,Kuang YY,Ma CM

更新日期：2013-07-01 00:00:00

abstract：:A new γ-alkylated-γ-butyrolactone, named melongenolide A (1), along with nine known compounds were obtained from the roots of Solanum melongena, and their structures were identified as melongenolide A (1), (+)-syringaresinol (2), (+)-lyoniresinol (3), 5,5'-dimethoxy lariciresinol (4), (+)-(7R,8R)-4-hydroxy-3,3',5'-tri...

journal_title：Chinese journal of natural medicines

authors： Sun J,Huo HX,Huang Z,Zhang J,Li J,Tu PF

更新日期：2015-09-01 00:00:00

abstract：:Novel series of limonin derivatives (V-A-1-V-A-8, V-B-1-V-B-8) were synthesized by adding various tertiary amines onto the C (7)-position of limonin. The synthesized compounds possessed favorable physicochemical property, and the intrinsic solubility of the novel compounds were significantly improved, compared with li...

journal_title：Chinese journal of natural medicines

authors： Wang SC,Yang Y,Liu J,Jiang AD,Chu ZX,Chen SY,Gong GQ,He GW,Xu YG,Zhu QH

更新日期：2018-03-01 00:00:00

abstract：:Traditional Chinese medicines (TCMs) are in great demand all over the world, especially in the developing world, for primary health care due to their superior merits such as low cost, minimal side effects, better cultural acceptability, and compatibility with humans. However, Chinese medicines consist of several herbs...

journal_title：Chinese journal of natural medicines

authors： Song XY,Li YD,Shi YP,Jin L,Chen J

更新日期：2013-11-01 00:00:00

abstract：:Garcinia, a kind of dry resin secreted by Garcinia hanburyi Hook. F. G., is a traditional Chinese medicine with various biological functions such as detoxification, anti-inflammatory, and anthelmintic activities. Recent studies suggest that garcinia has potential anticancer activity. Increasing evidences indicate that...

journal_title：Chinese journal of natural medicines

authors： Sun R,Zhang HM,Chen BA

更新日期：2018-09-01 00:00:00

abstract：:Sophorae Flavescentis Radix (Sophora flavescens Ait., SFR) and Sophorae Tonkinensis Radix et Rhizoma (S. tonkinensis Gapnep., STR) are two commonly used traditional Chinese medicines from Sophora (Leguminosae) plants, which are believed to possess similar bioactive components with entirely different clinical applicati...

journal_title：Chinese journal of natural medicines

authors： Ding PL,He CM,Cheng ZH,Chen DF

更新日期：2018-12-01 00:00:00

abstract：:A new hexaketide acid esterified by the 17-hydroxyl group of 16,17-dihydroxycyclooctatin, namely 17-[16,17-dihydroxycyclooctatinyl]-hexaketide ester (1), a member of the group of rare bacterial diterpenes with a fused 5-8-5 ring system was isolated from strain Streptomyces sp. SR107. The structure was determined on th...

journal_title：Chinese journal of natural medicines

authors： Liu MY,Li SR,Chun-Hua LU

更新日期：2016-12-01 00:00:00

abstract：:Considering that high levels of nitric oxide (NO) exert anti-cancer effect and the derivatives of oleanolic acid (OA) have shown potent anti-cancer activity, new O2-vinyl diazeniumdiolate-based NO releasing derivatives (5a-l, 11a-l) of OA were designed, synthesized, and biologically evaluated in the present study. The...

journal_title：Chinese journal of natural medicines

authors： Zou Y,Yan C,Liu JC,Huang ZJ,Xu JY,Zhou JP,Zhang HB,Zhang YH

更新日期：2017-12-01 00:00:00

abstract：:Penicildiones A-D (1-4), four new steroids derivatives together with three known compounds including 16α-methylpregna-17α,19-dihydroxy-(9,11)-epoxy-4-ene-3,18-dione-20-acetoxy (5), stachybotrylactone B (6) and stachybotrin (7) were isolated from the soft coral-derived fungus Penicillium sp. SCSIO41201, cultured in the...

journal_title：Chinese journal of natural medicines

authors： Long JY,Wang JF,Liao SR,Lin XP,Zhou XF,Li YQ,Yang B,Liu YH

更新日期：2020-04-01 00:00:00

abstract：:The constituents of Cimicifuga plants have been extensively investigated, and the principal metabolites are 9,19-cyclolanostane triterpenoid glycosides, which are distributed widely in Cimicifuga plants, but not in other members of the Ranunculaceae family, and are considered to be characteristics of the Cimicifuga ge...

journal_title：Chinese journal of natural medicines

authors： Wu L,Chen ZL,Su Y,Wang QH,Kuang HX

更新日期：2015-02-01 00:00:00

abstract：:Hybanthus enneaspermus (L.) F. Muell belonging to the family Violaceae, popularly known as Ratanpurus (Hindi) is a herb or a shrub distributed in the tropical and subtropical regions of the world. In the Ayurvedic literature, the plant is reported to cure conditions of "Kapha" and "Pitta", urinary calculi, strangury, ...

journal_title：Chinese journal of natural medicines

authors： Patel DK,Kumar R,Sairam K,Hemalatha S

更新日期：2013-05-01 00:00:00

abstract：:Guanxinshutong capsule (GXSTC) is an effective and safe traditional Chinese medicine used in the treatment of cardiovascular diseases (CVDs) for many years. However, the targets of this herbal formula and the underlying molecular mechanisms of action involved in the treatment of CVDs are still unclear. In the present ...

journal_title：Chinese journal of natural medicines

authors： Liu F,DU X,Liu PR,Sun YH,Zhang YM

更新日期：2018-04-01 00:00:00