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3篇 您的检索式:作者名="Dexuan Qi"
    题名 作者 年代 出处 被引量
1Anti-inflammatory activity of curcumin-loaded tetrahedral framework nucleic acids on acute gouty arthritis显示文摘Gouty arthritis is a very familiar inflammatory arthritis.Controlling inflammation is the key to preventing gouty arthritis.However,colchicine,the most highly represented drug used in clinical practice,has strict contraindications owing to some severe side effects.Curcumin(Cur),a natural anti-inflammatory drug,has demonstrated good safety and efficacy.However,the rapid degradation,poor aqueous solubility,and low bioavailability of Cur limit its therapeutic effect.To strengthen the effectiveness and bioavailability of Cur.Cur loaded tetrahedral framework nucleic acids(Cur-TFNAs)were synthesized to deliver Cur.Compared with free Cur,Cur-TFNAs exhibit a preferable drug stability,good biocompatibility(CCK-8 assay),ease of uptake(immunofluorescence),and higher tissue utilization(in vivo biodistribution).Most importantly,Cur-TFNAs present better anti-inflammatory effect than free Cur both in vivo and in vitro experiments through the determination of inflammation-related cytokines expression.Therefore,we believe that Cur-TFNAs have great prospects for the prevention of gout and similar inflammatory diseases.Mei Zhang Xiaolin Zhang Taoran Tian Qi Zhang Yuting Wen Junyao Zhu Dexuan Xiao Weitong Cui Yunfeng Lin 2022Bioactive Materials2022,7,2:10
2Efficacy of Tounongsan decoction(透脓散方)on pyogenic liver abscess:network pharmacology and clinical trial validation显示文摘OBJECTIVE:To elucidate the molecular mechanisms governing the effect of Tounongsan decoction(透脓散方,TNS)on the pyogenic liver abscess.METHODS:Based on oral bioavailability and druglikeness,the main active components of TNS were screened using the Traditional Chinese Medicine Systems Pharmacology platform.The Gene Card and Uni Prot databases were used to establish a database of pyogenic liver abscess targets.The interactive network map of drug-ingredients-target-disease was constructed using Cytoscape software(Version 3.7.2).A proteinprotein interaction network was constructed using the STRING database,and the related protein interaction relationships were analyzed.biological process of gene ontology(GO)and Kyoto Encyclopedia of Genes and Genomes(KEGG)enrichment analyses were performed for the core targets.Finally,a clinical trial was performed to verify the reliability of the network pharmacology.RESULTS:Forty active components of TNS decoction were obtained,and 61 potential targets and 11 proteins were identified.Pathways involved in the treatment of pyogenic liver abscess include the phosphatidylinositide 3-kinases-protein kinase B(PI3K-AKT),advanced glycation end products-receptor for advanced glycation end products(AGE-RAGE),and tumor necrosis factor(TNF)signaling pathways.The results of network pharmacology analysis combined with clinical trials validated that TNS decoction could alleviate the inflammatory response of pyogenic liver abscesses by decreasing interleukin 6(IL-6)levels.CONCLUSIONS:TNS decoction has the characteristics of being multi-system,multi-component,and multi-target.Active ingredients in TNS,such as quercetin,kaempferol,fisetin,andβ-sitosterol,have strong potential to be candidate drugs for treating pyogenic liver abscesses.The possible mechanism of TSN decoction includes regulating immune and inflammatory responses and reducing IL-6 production to control inflammatory development.ZHANG Qi CHEN Dexuan ZHU Guixiang ZHANG Shihu FENG Xiao MA Chaoqun ZHANG Yi 2024Journal of Traditional Chinese Medicine2024,44,1:0
3A MODEL OF TWO-PHASE EQUILIBRIUM FOR FORMATION OF KINK-BANDS IN ROCKS显示文摘Kink-bands in rocks have been widely observed in nature and imitated in the labora- tory, and the mechanism of their formation has attracted much attention from various researchers for many years. In this paper, a two-phase equilibrium model is presented in which the kink-bands are considered as a high-strain phase and the other regions outside kink-bands as a low-strain phase and the discontinuity of the deformation gradient and stresses is permitted across the interface between those two phases. Based on the present model, we conduct the analysis for the rocks under plane strain compression by finding the minimum value of the compressive loading at which the governing equations have real, physically acceptable solutions. It is revealed that for the rocks with strain-softening behaviour, two-phase equilibrium solutions exist, and the critical value of the compressive loading, the inclination angle of the kink-band, and the stresses and strains inside and outside kink-bands can all be determined by the solution, which are in good agreement with experimental measurements and observations.Dexuan Qi Yitong Zhang Jiaxing Ning Jiafu Xu 2011Acta Mechanica Solida Sinica2011,24,2:0
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