目的系统评价中成药白芍总苷胶囊治疗口腔扁平苔藓的有效性和安全性,为口腔扁平苔藓临床治疗用药提供参考。方法采用计算机检索Cochrane图书馆、Pub Med和Embase外文数据库及中国生物医学文献数据库(CBM)、中国期刊全文数据库、万方数...目的系统评价中成药白芍总苷胶囊治疗口腔扁平苔藓的有效性和安全性,为口腔扁平苔藓临床治疗用药提供参考。方法采用计算机检索Cochrane图书馆、Pub Med和Embase外文数据库及中国生物医学文献数据库(CBM)、中国期刊全文数据库、万方数据库、维普数据库等中文数据库,收集白芍总苷治疗口腔扁平苔藓的临床病例对照研究的文献,通过评价质量并提取数据,再采用Rev Man 5.0统计软件进行Meta分析。结果共纳入9项研究文献,口腔扁平苔藓患者总计784例,其中,治疗组404例,对照组380例。Meta分析结果显示,白芍总苷治疗组的总有效率[OR=4.52,95%CI(3.00~6.81)]及显效率[OR=3.02,95%CI(2.17~4.19)]均明显高于对照组,且差异具有显著统计学意义(P<0.01)。结论从现有的临床证据来看,白芍总苷胶囊治疗口腔扁平苔藓具有比较确切的临床疗效。展开更多
Spin-valley polarization and bandgap regulation are critical in the developing of quantum devices.Here,by employing the density functional theory,we investigate the effects of stacking form,thickness and magnetic mome...Spin-valley polarization and bandgap regulation are critical in the developing of quantum devices.Here,by employing the density functional theory,we investigate the effects of stacking form,thickness and magnetic moment in the electronic structures of WSe_(2)–MoS_(2)heterostructures.Calculations show that spin-valley polarization maintains in all situations.Increasing thickness of 2H-MoS_(2)not only tunes the bandgap but also changes the degeneracy of the conduction band minimums(CBM)at K/K_(1) points.Gradual increase of micro magnetic moment tunes the bandgap and raises the valence band maximums(VBM)atΓpoint.In addition,the regulation of band gap by the thickness of 2H-MoS_(2)and introduced magnetic moment depends on the stacking type.Results suggest that WSe_(2)–MoS_(2)heterostructure supports an ideal platform for valleytronics applications.Our methods also give new ways of optical absorption regulation in spin-valley devices.展开更多
文摘目的系统评价中成药白芍总苷胶囊治疗口腔扁平苔藓的有效性和安全性,为口腔扁平苔藓临床治疗用药提供参考。方法采用计算机检索Cochrane图书馆、Pub Med和Embase外文数据库及中国生物医学文献数据库(CBM)、中国期刊全文数据库、万方数据库、维普数据库等中文数据库,收集白芍总苷治疗口腔扁平苔藓的临床病例对照研究的文献,通过评价质量并提取数据,再采用Rev Man 5.0统计软件进行Meta分析。结果共纳入9项研究文献,口腔扁平苔藓患者总计784例,其中,治疗组404例,对照组380例。Meta分析结果显示,白芍总苷治疗组的总有效率[OR=4.52,95%CI(3.00~6.81)]及显效率[OR=3.02,95%CI(2.17~4.19)]均明显高于对照组,且差异具有显著统计学意义(P<0.01)。结论从现有的临床证据来看,白芍总苷胶囊治疗口腔扁平苔藓具有比较确切的临床疗效。
基金Project supported by the National Natural Science Foundation of China(Grant Nos.61975224 and 12104004)the University Synergy Innovation Program of Anhui Province(Grant No.GXXT-2020-050)+2 种基金the Fund of Anhui Provincial Natural Science Foundation(Grant No.2008085MF206)New magnetoelectric materials and devices,the Recruitment Program for Leading Talent Team of Anhui Province 2020,State Key Laboratory of Luminescence and Applications(Grant No.SKLA-2021-03)the Open Fund of Infrared and Low-Temperature Plasma Key Laboratory of Anhui Province(Grant No.IRKL2022KF03)。
文摘Spin-valley polarization and bandgap regulation are critical in the developing of quantum devices.Here,by employing the density functional theory,we investigate the effects of stacking form,thickness and magnetic moment in the electronic structures of WSe_(2)–MoS_(2)heterostructures.Calculations show that spin-valley polarization maintains in all situations.Increasing thickness of 2H-MoS_(2)not only tunes the bandgap but also changes the degeneracy of the conduction band minimums(CBM)at K/K_(1) points.Gradual increase of micro magnetic moment tunes the bandgap and raises the valence band maximums(VBM)atΓpoint.In addition,the regulation of band gap by the thickness of 2H-MoS_(2)and introduced magnetic moment depends on the stacking type.Results suggest that WSe_(2)–MoS_(2)heterostructure supports an ideal platform for valleytronics applications.Our methods also give new ways of optical absorption regulation in spin-valley devices.
