Effects of six compounds with different chemical structures on melanogenesis.

abstract：:Atractylenolide III (ATL-III), a sesquiterpene compound isolated from Rhizoma Atractylodis Macrocephalae, has revealed a number of pharmacological properties including anti-inflammatory, anti-cancer activity, and neuroprotective effect. This study aimed to evaluate the cytoprotective efficiency and potential mechanism...

journal_title：Chinese journal of natural medicines

authors： Gong WX,Zhou YZ,Qin XM,DU GH

更新日期：2019-04-01 00:00:00

abstract：AIM:To reveal the profile of astragalosides for better quality evaluation of Radix Astragali, this study was aimed to investigate the transformation of astragalosides under different conditions. METHOD:Seven major astragalosides were selected for evaluation under acidic, neutral and alkaline conditions. The transforma...

journal_title：Chinese journal of natural medicines

authors： Chu C,Liu EH,Qi LW,Li P

更新日期：2014-04-01 00:00:00

abstract：:The anti-bacterial activities of three types of di-O-caffeoylquinic acids (diCQAs) in Lonicera japonica flowers, a traditional Chinese medicine (TCM), on Bacillus shigae growth were investigated and compared by microcalorimetry. The three types of diCQAs were 3, 4-di-O-caffeoylquinic acid (3, 4-diCQA), 3, 5-di-O-caffe...

journal_title：Chinese journal of natural medicines

authors： Han J,Lv QY,Jin SY,Zhang TT,Jin SX,Li XY,Yuan HL

更新日期：2014-02-01 00:00:00

abstract：:A new ursane-type triterpenoid saponin, 2α,3α,24-trihydroxyurs-12,20(30)-dien-28-oic acid β-D-glucopyranosyl ester (1), together with six known triterpenoid saponins, was isolated and characterized from the aerial parts of Clematoclethra scandens subsp. actinidioides. ...

journal_title：Chinese journal of natural medicines

authors： Xiao SJ,Chen F,Ding LS,Zhou Y

更新日期：2015-01-01 00:00:00

abstract：:The depressant-like effects of albiflorin (AF) were studied on stressed chronic restraint stress (CRS) rats. Experimental rats were subjected to immobilization stress for a daily 6 h-restraining in a plastic restrainer for continuous 21 d and were treated with 30 or 15 mg·kg-1 of AF for 21 d. Control rats were maintai...

journal_title：Chinese journal of natural medicines

authors： Zhu YL,Wang LY,Zhao DP,Wang CL,Zhang R,Fei WT,Wang JX,Zhang JJ

更新日期：2020-11-01 00:00:00

abstract：:Previous studies have indicated that the Ilex genus exhibits antioxidant, neuroprotective, hepatoprotective, and anti-inflammatory activities. However, the pharmacologic action and mechanisms of Ilex cornuta against cardiac diseases have not yet been explored. The present study was designed to investigate the antioxid...

journal_title：Chinese journal of natural medicines

authors： Yuan Y,Pan S,Yang SL,Liu YL,Xu QM

更新日期：2017-02-01 00:00:00

abstract：:The present study carried out a phytochemical investigation of the methanol extract of the branches and leaves of Clausena lansium and afforded nine carbazole alkaloids (compounds 1-9) including two new carbazole alkaloids, claulansiums A and B (compounds 1 and 2). The new compounds were elucidated on the basis of ext...

journal_title：Chinese journal of natural medicines

authors： Peng WW,Zheng LX,Ji CJ,Shi XG,Xiong ZH,Shangguan XC

更新日期：2018-07-01 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 probiotic Akkermansia muciniphila (A. muciniphila) is an intestinal bacterium that was first identified in human feces in 2004. Its specialization in mucin degradation makes it a key microorganism that maintains intestinal mucosal barrier function. As an unique representative strain of the phylum Verrucomicrobia t...

journal_title：Chinese journal of natural medicines

authors： Zhou JC,Zhang XW

更新日期：2019-11-01 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：:Panax notoginseng saponins (PNS) are the major components of Panax notoginseng, with multiple pharmacological activities but poor oral bioavailability. PNS could be metabolized by gut microbiota in vitro, while the exact role of gut microbiota of PNS metabolism in vivo remains poorly understood. In this study, pseudo ...

journal_title：Chinese journal of natural medicines

authors： Guo YP,Chen MY,Shao L,Zhang W,Rao T,Zhou HH,Huang WH

更新日期：2019-03-01 00:00:00

abstract：:The present study was designed to synthesize 2-Cyano-3, 12-dioxooleana-1, 9(11)-en-28-oate-13β, 28-olide (1), a lactone derivative of oleanolic acid (OA) and evaluate its anti-inflammatory activity. Compound 1 significantly diminished nitric oxide (NO) production and down-regulated the mRNA expression of iNOS, COX-2, ...

journal_title：Chinese journal of natural medicines

authors： Mou Y,Jian YL,Chen T,Huang ZJ,Qiao YX,Peng SX,Zhang DY,Ji H,Zhang YH

更新日期：2017-05-01 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：:Si-Miao-Wan (SMW), a tradiational Chinese medicinal formula consisting of Atractylodis Rhizoma, Phellodendri Chinensis Cortex, Coicis Semen, and Achyranthis Bidentatae Radix, has been used for the treatment of gout and gouty arthritis for many years. In the present study, a liquid chromatography quadrupole-time-of-fli...

journal_title：Chinese journal of natural medicines

authors： Lu JJ,Hu XW,Li P,Chen J

更新日期：2017-07-01 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：:The present study was designed to isolate and characterize the analgesic compounds of Artemisa sacrorum Ledeb. The EtOAc crude extracts from the aerial parts of Artemisa sacrorum Ledeb were separated by chromatography and the structures of new compounds were elucidated based on spectral analyses. Analgesic activities ...

journal_title：Chinese journal of natural medicines

authors： Wang QH,Han NR,Dai NY,Wu RJ,Wu JS

更新日期：2015-10-01 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：AIM:To investigate the radioprotective effect of adenine on irradiated lymphocytes and discover the possible mechanisms of protection. METHODS:Lymphocytes were pretreated for 12 h with adenine (0.001-0.1 μmol·L(-1)) and then exposed to 4 Gy radiation. Cell viability was observed by the MTS assay, apoptosis was detecte...

journal_title：Chinese journal of natural medicines

authors： Wang XY,Ma ZC,Shao S,Hong Q,Wang YG,Tan HL,Lu XQ,Dong Z,Gao Y

更新日期：2013-03-01 00:00:00

abstract：:In the present study, two new acetylene conjugate compounds, dibutyl (2Z, 6Z)-octa-2, 6-dien-4-yne dioate (1), and dibutyl (2E, 6E)- octa-2, 6-dien-4-yne dioate (2), were isolated from the dry stem leaves of Viscum album, along with nine known compounds (3 - 11). Their structures were confirmed on the basis of spectro...

journal_title：Chinese journal of natural medicines

authors： Cao D,Wang LQ,Han XM,Guan HR,Lei M,Wei YH,Cheng L,Yang PM,Sun ZL,Gao W,Dai JK

更新日期：2019-02-01 00:00:00

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：AIM:To study the chemical constituents of the fruits of Illicium henryi. METHOD:Chromatographic separations on silica gel, Sephadex LH-20 gel and MCI gel were used to isolate the compounds. The structures were elucidated based on extensive spectroscopic data analyses. RESULTS:Seven compounds were obtained and their s...

journal_title：Chinese journal of natural medicines

authors： Liu JF,Li HJ,Zhang JM,Wang LX,Wang YF,Liu MQ,Bi YF,Zhang YB

更新日期：2014-06-01 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：:The present study aimed at determining the chemical constituents of Solanum coagulans and their antimicrobial activities. The compounds were isolated by various chromatographic techniques and their structures were elucidated on the basis of extensive spectroscopic analysis, chemical methods, and comparison with report...

journal_title：Chinese journal of natural medicines

authors： Qin XJ,Lunga PK,Zhao YL,Liu YP,Luo XD

更新日期：2016-04-01 00:00:00

abstract：:The saponin ginsenoside Rk1 is a major compound isolated from ginseng. Ginsenoside Rk1 has been reported to have anti-inflammatory and anti-tumor properties and to be involved in the regulation of metabolism. However, the effect and mechanism of anti-inflammatory action of ginsenoside Rk1 has not been fully clarified....

journal_title：Chinese journal of natural medicines

authors： Yu Q,Zeng KW,Ma XL,Jiang Y,Tu PF,Wang XM

更新日期：2017-10-01 00:00:00

abstract：:To investigate the non-alkaloidal chemical constituents of the stems and leaves of Melodinus suaveolens and their antibacterial activities. Compounds were isolated and purified by repeated silica gel, Sephadex LH-20, RP18, and preparative HPLC. Their structures were elucidated by comparison with published spectroscopi...

journal_title：Chinese journal of natural medicines

authors： Li JL,Lunga PK,Zhao YL,Qin XJ,Yang XW,Liu YP,Luo XD

更新日期：2015-04-01 00:00:00

abstract：:The present study was undertaken to evaluate the influence of the methanolic fruit extract of Momordica cymbalaria (MFMC) on PPARγ (Peroxisome Proliferator Activated Receptor gamma) and GLUT-4 (Glucose transporter-4) with respect to glucose transport. Various concentrations of MFMC ranging from 62.5 to 500 μg·mL(-1) w...

journal_title：Chinese journal of natural medicines

authors： Kumar PM,Venkataranganna MV,Manjunath K,Viswanatha GL,Ashok G

更新日期：2014-12-01 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：:Lonicerae Japonicae Flos (LJF), a kind of traditional Chinese medicines (TCMs), has functions of detoxifying and evacuating heat. In the study, a method based on ultra-high performance liquid chromatography coupled with linear ion trap-Orbitrap mass spectrometry (UHPLC-LTQ-Orbitrap MS) was developed for the chemical c...

journal_title：Chinese journal of natural medicines

authors： Liu ZH,Wang YQ,Mei XD,Wang F,Yang XZ,Li XD,Jiang F,Zhang JY

更新日期：2020-02-01 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：:Anti-influenza Chinese herbal medicines (anti-flu CHMs) have advantages in preventing and treating influenza virus infection. Despite various data on antiviral activities of some anti-flu CHMs have been reported, most of them could not be compared using the standard evaluation methods for antiviral activity. This situ...

journal_title：Chinese journal of natural medicines

authors： Han X,Zhang DK,Guo YM,Feng WW,Dong Q,Zhang CE,Zhou YF,Liu Y,Wang JB,Zhao YL,Xiao XH,Yang M

更新日期：2016-10-01 00:00:00