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Carboxymethyl Flavonoids and A Monoterpene Glucoside from Selaginella moellendorffii
Hong-Sheng Wang,Ling Sun,Yue-Hu Wang,Ya-Na Shi,Gui-Hua Tang,Fu-Wei Zhao,Hong-Mei Niu,Chun-Lin Long,Ling Li 대한약학회 2011 Archives of Pharmacal Research Vol.34 No.8
A new dihydroflavone, 5-carboxymethyl-7,4'-dihydroxyflavonone (1), and its glucoside 5-carboxymethyl-7,4'-dihydroxyflavonone-7-O-β-D-glucopyranoside (2), and one new monoterpene glucoside, (4Z,6E)-2,7-dimethyl-8-hydroxyocta-4,6-dienoic acid 8-O-β-D-glucopyranoside (3), were isolated from the whole plants of Selaginella moellendorffii. Their structures were determined by spectroscopic methods and chemical transformation. Compound 2 was evaluated for the ability to enhance glucose consumption in normal and insulin-resistant L6 muscle cells induced by high concentrations of insulin and glucose. Glucose consumption in insulin-resistant cells (but not in normal cells) was increased 15.2 ± 3.3% (p < 0.01) by compound 2 at a concentration of 0.1 μM in the presence of insulin (1 nM).
Triterpenoids from Schisandra henryi with Cytotoxic Effect on Leukemia and Hela Cells In Vitro
Chen, Ye-Gao,Wu, Zheng-Cai,Lv, Yu-Ping,Gui, Shi-Hong,Wen, Jin,Liao, Xin-Rong,Yuan, Li-Ming,Halaweish, Fathi The Pharmaceutical Society of Korea 2003 Archives of Pharmacal Research Vol.26 No.11
Four known lanostane triterpenoids, schiprolactone A (1), schisanlactone B (2), nigranoic acid (3) and schisandronic acid (4) Were isolated from the stems of Schisandra henryi for the first time. Their structures were characterized by IR, MS and NMR techniques. Compounds 1, 2 and 4 showed moderate cytotoxic activity against Leukemia cells in vitro. Cytotoxic activity of compounds 1-4 showed $IC_{50}$ of 0.0097, 0.01, 0.097 and 0.0099 $\mu$ mol/mL respectively toward Leukemia cells and $IC_{50}$ of 0.097, 0.1, 0.097 and 0.099 $\mu$mol/mL toward Hela cells respectively. It is the first report that these compounds possess cytotoxic activity on Leukemia and Hela cells.
11-Methoxyviburtinal, A New Iridoid from Valeriana jatamansi
Ye-Gao Chen,Li-Li Yu,Rong Huang,Yu-Ping Lv,Shi-Hong Gui 대한약학회 2005 Archives of Pharmacal Research Vol.28 No.10
Five compounds of iridoids, lignan and phenylpropanoid glycosides were isolated from the roots of Valeriana jatamansi by column chromatography. Their structures were elucidated as 11-methoxyviburtinal (1), baldrinal (2), prinsepiol-4-O-β-D-glucoside (3), coniferin (4), and hexacosanic acid (5) by spectroscopic analysis. 11- Methoxyviburtinal was a new compound, and others were isolated from the plant for the first time.
11-Methoxyviburtinal, A New Iridoid from Valeriana jatamansi
Chen Ye-Gao,Yu Li-Li,Huang Rong,Lv Yu-Ping,Gui Shi-Hong The Pharmaceutical Society of Korea 2005 Archives of Pharmacal Research Vol.28 No.10
Five compounds of iridoids, lignan and phenylpropanoid glycosides were isolated from the roots of Valeriana jatamansi by column chromatography. Their structures were elucidated as 11-methoxyviburtinal (1), baldrinal (2), prinsepiol-4-O-${\beta}$-D-glucoside (3), coniferin (4), and hexacosanic acid (5) by spectroscopic analysis. 11-Methoxyviburtinal was a new compound, and others were isolated from the plant for the first time.
Wen Zhong-Ling,Yang Min-Kai,Fazal Aliya,Liao Yong-Hui,Cheng Lin-Run,Hua Xiao-Mei,Hu Dong-Qing,Shi Ji-Sen,Yang Rong-Wu,Lu Gui-Hua,Qi Jin-Liang,Zhi Hong,Qian Qiu-Ping,Yang Yong-Hua 한국미생물·생명공학회 2020 Journal of microbiology and biotechnology Vol.30 No.8
In this study, two soybean genotypes, i.e., aluminum-tolerant Baxi 10 (BX10) and aluminumsensitive Bendi 2 (BD2), were used as plant materials and acidic red soil was used as growth medium. The soil layers from the inside to the outside of the root are: rhizospheric soil after washing (WRH), rhizospheric soil after brushing (BRH) and rhizospheric soil at two sides (SRH), respectively. The rhizosphere bacterial communities were analyzed by high-throughput sequencing of V4 hypervariable regions of 16S rRNA gene amplicons via Illumina MiSeq. The results of alpha diversity analysis showed that the BRH and SRH of BX10 were significantly lower in community richness than that of BD2, while the WRH exhibited no significant difference between BX10 and BD2. Among the three sampling compartments of the same soybean genotype, WRH had the lowest community richness and diversity while showing the highest coverage. Beta diversity analysis results displayed no significant difference for any compartment between the two genotypes, or among the three different sampling compartments for any same soybean genotype. However, the relative abundance of major bacterial taxa, specifically nitrogen-fixing and/or aluminum-tolerant bacteria, was significantly different in the compartments of the BRH and/or SRH at phylum and genus levels, indicating genotype-dependent variations in rhizosphere bacterial communities. Strikingly, as compared with BRH and SRH, the WRH within the same genotype (BX10 or BD2) always had an enrichment effect on rhizosphere bacteria associated with nitrogen fixation