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| 1 | A mouse model for HBV immunotolerance and immunotherapy显示文摘一个适当小动物模型的缺乏仍然是一个主要障碍因为学习 immunotolerance 和 immunopathogenesis 由肝炎 B 病毒(HBV ) 导致了感染。在这研究,我们与 recombinant 在感染以后与持续 HBV viremia 报导一个老鼠模型带一个可复制的 HBV 染色体(AAV/HBV ) 的联系 adeno 的病毒(AAV ) 。类似于临床的 HBV 搬运人,感染 AAV/HBV 的老鼠为对 HBV 表面抗原(HBsAg ) 的抗体是 sero 否定的。有面对铝助手疫苗的常规 HBV 的免疫没能在这些老鼠对 HBV 得到有免疫力的回答。为了识别一支疫苗,那能潜在地围绕这忍耐, TLR9 收缩筋 CpG 作为一个助手被加到 HBsAg。有 HBsAg/CpG 的老鼠的种痘导致了 viremia,而且强壮的抗体生产和 T 房间回答的不仅清理。而且, DNA 复制和 HBV 的蛋白质表示显著地在 AAV/HBV-infected 鼠标的肝被减少。因此, AAV/HBV-infected 老鼠可以作为一个柔韧的模型被使用调查 HBV immunotolerance 并且为开发新奇免疫疗法根除的内在的机制 HBV 感染。 | Dan Yang Longchao Liu Danming Zhu Hua Peng Lishan Su Yang-Xin Fu Liguo Zhang | 2014 | Cellular & Molecular Immunology2014,11,1: | 25 |
| 2 | Selective laser melting of NiTi alloy with superior tensile property and shape memory effect显示文摘It is a challenge to develop complex-shaped Ni Ti shape memory alloy parts by traditional processing methods, due to the poor machinability of Ni Ti alloy. It is reported that selective laser melting(SLM) of additive manufacturing could overcome this problem. However, the reported SLM-produced Ni Ti exhibits poor tensile ductility due to the inner defects and adverse unidirectional columnar grains from SLM process. In this work, the defect-less SLM-Ni Ti with nondirective columnar grains was fabricated by optimizing the intraformational laser scanning length and interformational laser scanning direction. The obtained lath-shaped SLM-Ni Ti sample exhibits tensile strain of 15.6%, more than twice of the reported maximum result(7%). Besides, the SLM-Ni Ti part with complex geometry displays a shape memory recovery of 99% under compressive deformation of 50%. | Zhiwei Xiong Zhonghan Li Zhen Sun Shijie Hao Ying Yang Meng Li Changhui Song Ping Qiu Lishan Cui | 2019 | Journal of Materials Science & Technology2019,35,10: | 15 |
| 3 | Effects of Predeformation on the Reverse Martensitic Transformation of TiNi Shape Memory Alloy显示文摘DSC was used to study the effects of predeformation on the reverse martensitic transformation of near-equiatomic TiNi alloy. Both the start temperature A. and the finish temperature Af of the reverse transformation increased with increasing degree of predeformation, but the algebraic difference between A. and Af decreased with increasing predeformation until it reached a minimum value, then remained unchanged with further deformation. Transformation heat also increased with increasing predeformation until it reached a maximum value, then decreased with further predeformation. All the phenomena above were considered to be closely related With the release of elastic strain energy during predeformation. | Yanjun ZHENG, Lishan CUI and Fan ZHANG (Department of Materials Science and Engineering, University of Petroleum, Beijing 102200, China) Dazhi YANG (Department of Materials Engineering, Dalian University of Technology, Dalian 116024, China) | 2000 | Journal of Materials Science & Technology2000,16,6: | 13 |
| 4 | Coronavirus MHV-A59 infects the lung and causes severe pneumonia in C57BL/6 mice显示文摘It remains challenging to develop animal models of lung infection and severe pneumonia by severe acute respiratory syndrome coronavirus(SARS-CoV) and Middle East respiratory syndrome cornavirus(MERS-Co V) without high level of containment. This inevitably hinders understanding of virushost interaction and development of appropriate countermeasures. Here we report that intranasal inoculation of sublethal doses of murine coronavirus mouse hepatitis virus A-59(MHV-A59), a hepatic and neuronal tropic coronavirus, can induce acute pneumonia and severe lung injuries in C57BL/6 mice. Inflammatory leukocyte infiltrations, hemorrhages and fibrosis of alveolar walls can be observed 2-11 days after MHV-A59 infection. This pathological manifestation is associated with dramatical elevation of tissue IP-10 and IFN-γ and moderate increase of TNF-α and IL-1β, but inability of anti-viral type I interferon response. These results suggest that intranasal infection of MHV-A59 would serve as a surrogate mouse model of acute respiratory distress syndrome by SARS-CoV and MERS-CoV infections. | Zhangsheng Yang Jun Du Gang Chen Jie Zhao Xuanming Yang Lishan Su Genhong Cheng Hong Tang | 2014 | Virologica Sinica2014,29,6: | 9 |
| 5 | The Synthesis of TiNi and Composite Particles in Molten Salts显示文摘A novel process for synthesizing TiNi and TiNi/TiC particles, called the high-temperature salt-melting method, is discussed in this paper. So far as this method is concerned, the molten salts are a reaction medium that does not take part in the chemical reaction but can be easily dissolved by water washing. With this method, TiNi shape memory alloy and TiNi/TiC composite particles were prepared in molten salts at 680-850℃. TiNi particles, ranging from 100 nm to several microns in diameter, are obtained and the reverse martensitic transformation is confirmed in these particles by the differential scanning calorimetry (DSC). The reaction temperature and the holding time have no significant influence on the particle size, morphology or the reverse martensitic transformation characteristics. In the molten salts, the released heat of the chemical reaction causes the local temperature to rise quickly, which is the key to obtaining the desired particulate composite. | Yang Ruisong Cui Lishan Zheng Yanjun | 2005 | Petroleum Science2005,2,3: | 2 |
| 6 | SNX14 deficiency-induced defective axonal mitochondrial transport in Purkinje cells underlies cerebellar ataxia and can be reversed by valproate显示文摘Loss-of-function mutations in sorting nexin 14(SNX14)cause autosomal recessive spinocerebellar ataxia 20,which is a form of early-onset cerebellar ataxia that lacks molecular mechanisms and mouse models.We generated Snx14-deficient mouse models and observed severe motor deficits and cell-autonomous Purkinje cell degeneration.SNX14 deficiency disrupted microtubule organization and mitochondrial transport in axons by destabilizing the microtubule-severing enzyme spastin,which is implicated in dominant hereditary spastic paraplegia with cerebellar ataxia,and compromised axonal integrity and mitochondrial function.Axonal transport disruption and mitochondrial dysfunction further led to degeneration of high-energy-demanding Purkinje cells,which resulted in the pathogenesis of cerebellar ataxia.The antiepileptic drug valproate ameliorated motor deficits and cerebellar degeneration in Snx14-deficient mice via the restoration of mitochondrial transport and function in Purkinje cells.Our study revealed an unprecedented role for SNX14-dependent axonal transport in cerebellar ataxia,demonstrated the convergence of SNX14 and spastin in mitochondrial dysfunction,and suggested valproate as a potential therapeutic agent. | Hongfeng Zhang Yujuan Hong Weijie Yang Ruimin Wang Ting Yao Jian Wang Ke Liu Huilong Yuan Chaoqun Xu Yuanyuan Zhou Guanxian Li Lishan Zhang Hong Luo Xian Zhang Dan Du Hao Sun Qiuyang Zheng Yun-Wu Zhang Yingjun Zhao Ying Zhou Huaxi Xu Xin Wang | 2021 | National Science Review2021,8,7: | 1 |
| 7 | Two-stage recovery strain of prestrained TiNi shape memory alloy after phase transformation under constraint显示文摘 | Lishan Cui Yan Li Yanjun Zheng Dazhi Yang | 2001 | Materials Letters2001,47,: | 1 |
| 8 | The constrained phase transformation of prestrained TiNi fibers embedded in metal matrix smart composite显示文摘 | Zheng Yanjun Cui Lishan Yang Dazhi | 2000 | Materials Letters2000,43,: | 1 |
| 9 | Sustainable silicon anodes facilitated via a double-layer interface engineering: Inner SiOx combined with outer nitrogen and boron co-doped carbon显示文摘Silicon-based(Si)materials are promising anodes for lithium-ion batteries(LIBs)because of their ultrahigh theoretical capacity of 4200 mA h g^(−1).However,commercial applications of Si anodes have been hindered by their drastic volume variation(∼300%)and low electrical conductivity.Here,to tackle the drawbacks,a hierarchical Si anode with double-layer coatings of a SiOx inner layer and a nitrogen(N),boron(B)co-doped carbon(C-NB)outer layer is elaborately designed by copyrolysis of Si-OH structures and a H3BO_(3)-doped polyaniline polymer on the Si surface.Compared with the pristine Si anodes(7mA h g^(−1) at 0.5 A g^(−1) after 340 cycles and 340 mA h g^(−1) at 5 A g^(−1)),the modified Si-based materials(Si@SiOx@C-NB nanospheres)present su perior cycling stability(reversible 1301 mA h g^(−1) at 0.5 A g^(−1) after 340 cycles)as well as excellent rate capability(690mA h g^(−1) at 5 A g^(−1))when used as anodes in LIBs.The unique double-layer coating structure,in which the inner amorphous SiOx layer acts as a buffer matrix and the outer defect-rich carbon enhances the electron diffusion of the whole anode,makes it possible to de liver excellent electrochemical properties.These results indicate that our double-layer coating strategy is a promising approach not only for the devel opment of sustainable Si anodes but also for the design of multielement-doped carbon nanomaterials. | Jun Zhou Yao Lu Lishan Yang Wenqiang Zhu Weifang Liu Yahui Yang Kaiyu Liu | 2022 | Carbon Energy2022,4,3: | 1 |
| 10 | Seven new 3,4-dihydro-furanocoumarin derivatives from Angelica dahurica显示文摘Objective:To study the chemical constituents of the roots of Angelica dahurica,a well-known Chinese herbal medicine named Baizhi in Chinese.Methods:Compounds were separated by various chromatographies,and the structures of new compounds were elucidated based on the analysis of their spectroscopic and spectrometric data(1D,2D NMR,HRESI MS,IR,and UV).The absolute configurations of new compounds were determined by the calculated electronic circular dichroism and chemical derivatization.The inhibitory activities of all isolates against nitric oxide(NO)production were evaluated using lipopolysaccharide-activated RAW 264.7macrophage cells.Results:Seven new 3,4-dihydro-furanocoumarin derivatives(1a/1b,2a/2b,3a/3b,4)together with a known furanocoumarin(5)were isolated from the roots of A.dahurica.The new compounds included three pairs of enantiomers,(4S,2’’R)-angelicadin A(1a)/(4R,2’’S)-angelicadin A(1b),(4S,2’’S)-angelicadin A(2a)/(4R,2’’R)-angelicadin A(2b),and(4S,2’’S)-secoangelicadin A(3a)/(4R,2’’R)-secoangelicadin A(3b),together with(4R,2’’R)-secoangelicadin A methyl ester(4).The known xanthotoxol(5)inhibited the NO production with the half-maximal inhibitory concentration(IC50)value of(32.8±0.8)μmol/L,but all the new compounds showed no inhibitory activities at the concentration of100μmol/L.Conclusion:This is the first report of the discovery of 3,4-dihydro-furanocoumarins from A.dahurica.The results are not only meaningful for the understanding of the chemical constituents of A.dahurica,but also enrich the reservoir of natural products. | Yang Wang Fanyu Shi Zihan Lu Mingliang Zhang Zekun Zhang Fangfang Jia Beibei Zhang Lishan Ouyang Zhixiang Zhu Shepo Shi | 2023 | Chinese Herbal Medicines2023,15,3: | 1 |
| 11 | Nature of Ag-Bi-codoped TiO2 visible light photocatalyst 显示文摘 | Yang Guiyang Zheng Liuping Xie Lishan | 2010 | Rare Metals2010,37,6: | 1 |
| 12 | Self‐healing supramolecular elastomers based on the multi‐hydrogen bonding of low‐molecular polydimethylsiloxanes: Synthesis and characterization显示文摘 | Anqiang Zhang Lin Yang Yaling Lin Lishan Yan Hecheng Lu Lianshi Wang | 2013 | J Appl Polym Sci2013,,5: | 1 |
| 13 | MiR-136 promotes apoptosis of glioma cells by targeting AEG-1 and Bcl-2显示文摘 | Yi Yang Jueheng Wu Hongyu Guan Junchao Cai Lishan Fang Jun Li Mengfeng Li | 2012 | FEBS Letters2012,,20: | 1 |
| 14 | Selective laser melted high Ni content TiNi alloy with superior superelasticity and hardwearing显示文摘TiNi alloys with high content Ni(52-55 at.%)are perfectly suitable for preparing wear-and corrosionresistant parts that service on the space station,spacecraft,and submarine,because of their superior superelasticity,high strength,and hardwearing.However,the fabrication of complicated Ni-rich TiNi parts by the traditional machining method often faces problems of poor precision,low efficiency,and high cost.In this work,we succeed in preparing an excellent Ti_(47)Ni_(53) alloy by selective laser melting(SLM),and thus,open a new way for the efficient and precise formation of complicated Ni-rich TiNi parts with superelasticity and hardwearing.An optimized processing window for compact parts without defects is reported.The elaborately fabricated Ti_(47)Ni_(53) alloy exhibited a breaking strain of 11%,a breaking stress of 2.0 GPa,a superelastic strain of 9%,and a better hardwearing than that of casting and quenched Ti_(47)Ni_(53) alloy.Besides,the microstructure,phase transformation,and deformation,as well as their influence mechanisms are investigated by in situ transmission electron microscope(TEM)and high-energy X-ray diffraction(HE-XRD).The results obtained are of significance for both fundamental research and technological applications of SLM-fabricated high Ni content TiNi alloys. | Hui Shen Qingquan Zhang Ying Yang Yang Ren Yanbao Guo Yafeng Yang Zhonghan Li Zhiwei Xiong Xiangguang Kong Zhihui Zhang Fangmin Guo Lishan Cui Shijie Hao | 2022 | Journal of Materials Science & Technology2022,,21: | 1 |
| 15 | Moltensalt synthesis of Mo2 C powder using a mechani-cally milled powder显示文摘 | Yang Ruisong Cui Lishan Zheng Yanjun | 2007 | Materials Letters2007,61,26: | 1 |
| 16 | Large elastic strains and ductile necking of W nanowires embedded in TiNi matrix显示文摘The deformation behaviors of W nanowires embedded in a TiNi matrix were investigated by means of in-situ synchrotron high energy X-ray diffraction(HEXRD) and in-situ transmission electron microscopy(TEM) analysis during tensile deformation.The HEXRD measurement indicated that the W nanowires exhibited an average lattice strain of about 1.50 %,whereas the TEM examination revealed a local elastic strain of about 4.59 % in areas adjacent to the TiNi matrix where stress-induced martensitic transfo rmation occurred.This strain corresponds to a stress of ~15 GPa for the W nanowires.In addition,in areas adjacent to the TiNi matrix where plastic deformation and cracking were generated,the W nanowire showed significant ductile necking with ~80 % reduction in cross-section area.The ductile necking of W nanowire is attributed to the lack of protection from the stress-induced martensitic transformation of the TiNi matrix. | Daqiang Jiang Zhenghao Jia Hong Yang Yinong Liu Fangfeng Liu Xiaohua Jiang Yang Ren Lishan Cui | 2021 | Journal of Materials Science & Technology2021,,1: | 0 |
| 17 | The advantages of penehyclidine hydrochloride over atropine in acute organophosphorus pesticide poisoning:A meta-analysis显示文摘Background:Penehyclidine hydrochloride(PHC)has been used for many years as an anticholinergic drug for the treatment of acute organophosphorus pesticide poisoning(AOPP).The purpose of this meta-analysis was to explore whether PHC has advantages over atropine in the use of anticholinergic drugs in AOPP.Methods:We searched Scopus,Embase,Cochrane,PubMed,ProQuest,Ovid,Web of Science,China Science and Technology Journal Database(VIP),Duxiu,Chinese Biomedical literature(CBM),WanFang,and Chinese National Knowledge Infrastructure(CNKI),from inception to March 2022.After all qualified randomized controlled trials(RCTs)were included,we conducted quality evaluation,data extraction,and statistical analysis.Statistics using risk ratios(RR),weighted mean difference(WMD),and standard mean difference(SMD).Results:Our meta-analysis included 20,797 subjects from 240 studies across 242 different hospitals in China.Compared with the atropine group,the PHC group showed decreased mortality rate(RR=0.20,95%confidence intervals[CI]:0.16–0.25,P<0.001),hospitalization time(WMD=-3.89,95%CI:-4.37 to-3.41,P<0.001),overall incidence rate of complications(RR=0.35,95%CI:0.28–0.43,P<0.001),overall incidence of adverse reactions(RR=0.19,95%CI:0.17–0.22,P<0.001),total symptom disappearance time(SMD=-2.13,95%CI:-2.35 to-1.90,P<0.001),time for cholinesterase activity to return to normal value 50–60%(SMD=-1.87,95%CI:-2.03 to-1.70,P<0.001),coma time(WMD=-5.57,95%CI:-7.20 to-3.95,P<0.001),and mechanical ventilation time(WMD=-2.16,95%CI:-2.79 to-1.53,P<0.001).Conclusion:PHC has several advantages over atropine as an anticholinergic drug in AOPP. | Siyao Zeng Lei Ma Lishan Yang Xiaodong Hu Cheng Wang Xinxin Guo Yi Li Yi Gou Yao Zhang Shengming Li Shaotong Zhang Xiaoxuan Wu Meihong Li Jing Lei Bingqian Li Chengfei Bi Like Ma Qingpeng Luo | 2023 | Journal of Intensive Medicine2023,3,2: | 0 |
| 18 | Role of hemoperfusion combined with hemodialysis in acute severe organophosphorus pesticide poisoning:a meta-analysis显示文摘Background:Acute severe organophosphorus pesticide poisoning is a common severe emergency in developing countries.Our meta-analysis aimed to clarify the efficacy of hemoperfusion combined with hemodialysis on acute severe organophosphorus pesticide poisoning.Methods:Several databases were searched.After formulating relevant inclusion and exclusion criteria,qualified studies were included,and the data were extracted.The outcome indicators were the success rate of rescue,the time of hospitalization,the incidence of com-plications,the time for the cholinesterase level to return to normal,the coma time,and the atropine dosage.The results were analyzed using risk ratios,weighted mean difference,standard mean difference,and 95%confidence interval.The Cochrane Collaboration tool was used to assess the risk of bias in all the included studies.In terms of statistical methods,we used RevMan software(version 5.3;The Nordic Cochrane Centre,The Cochrane Collaboration,Copenhagen,Denmark)and Stata(versions 14 and 16;StataCorp,College Station,TX,USA)for the data analysis.Results:We included 92 randomized controlled trials with 6899 participants.Compared with the conventional emergency treatment group(CET group),the hemoperfusion group(HP+CET group),and the hemodialysis group(HD+CET group),the use of hemoperfusion combined with hemodialysis based on CET(HP+HD+CET group)significantly increased the success rate of rescue and reduced hos-pitalization time,the incidence of complications,time for cholinesterase level to return to normal,coma time,and atropine dosage.Conclusion:Hemoperfusion combined with hemodialysis is effective in the treatment of acute severe organophosphorus pesticide poi-soning.In the future,more scientifically designed,large-scale,high-quality,multicenter randomized controlled trials are needed to validate this study further. | Siyao Zeng Lei Ma Lishan Yang Xiaodong Hu Cheng Wang Yi Gou Yi Li | 2023 | Emergency and Critical Care Medicine2023,3,4: | 0 |
| 19 | Insight into the boosted activity of TiO2–CoP composites for hydrogen evolution reaction:Accelerated mass transfer,optimized interfacial water,and promoted intrinsic activity显示文摘The use of abundant elements in the earth as electrocatalytic hydrogen production catalysts is of great significance for hydrogen energy cycling.Herein,we report amorphous TiO_(2)-decorated CoP/NF(TiO_(2)–CoP/NF)as an excellent electrocatalyst for alkaline hydrogen evolution reaction(HER).The welldispersed amorphous TiO_(2)on nanoneedle-like CoP arrays preserves the crystal structure of CoP and changes its electronic structure by interfacial charge transfer.Compared to CoP/NF catalyst,the Ti O_(2)–CoP/NF composite catalyst exhibits high HER activity with an overpotential of 61 mV at 10 mA cm^(-2)and high stability.Importantly,it almost maintains the Volmer step as a rate-determining step(RDS)and the Tafel slope at a wide cathodic potential range showing the fast kinetics under large polarization regions.Theoretical simulations reveal that the combination of TiO_(2)and CoP selectively accelerates the hydrated K+diffusion,regulates the interfacial water orientation to adapt to the subsequent smooth water dissociation,and optimizes*H adsorption/H_(2)desorption.The strengthened coupling of HER multi-scale-processes on transition metal compound composites catalysts is the underlying mechanism for improving HER activity. | Mingming Deng Hongmei Yang Lishan Peng Ling Zhang Lianqiao Tan Guiju He Minhua Shao Li Li Zidong Wei | 2022 | Journal of Energy Chemistry2022,31,11: | 0 |
| 20 | HCl guided morphology and conductivity of chiral PPy nanostructures toward efficient electromagnetic wave absorption显示文摘To solve the severe electromagnetic(EM)radiation from the widespread application of electronic equipment,we developed a simple template-guided oxypolymerization strategy to synthesize polypyrrole(PPy)planar helixes as an efficient EM wave(EMW)absorber,and systematically investigated the morphology-dependent chirality,conductivity,and microwave absorption properties.As HCl concentration[HCl]varied from 0 to 2.0 M,the morphology evolved from planar helix to 3D cross-linking network structures,the conductivity increased from 0.0019 to 0.0302 S/cm,and the EM parameters peaked at[HCl]=0.5 M.Compared to other absorbers,the PPy planar helix formed at[HCl]=0 M possessed wider absorption band(5.84 GHz),smaller matching thickness(1.6 mm),lower loading(25 wt.%),and intenser absorption(-48.17 dB).The reason lies in the strong attenuation capability,multiple resonances,multiple scattering,and good impedance matching generated by chiral PPy planar helixes with a distinctive helical configuration,doped heteroatoms(O,S),and a local conductive network.Our results suggest that PPy planar helixes offer great promise for fields such as chiral sensors,electronics,optics,chiral catalysis,and EMW absorption and shielding due to their distinctive morphology,tunable conductivity,and outstanding EMW absorption properties(EMWAPs). | YANG XiaoFen FAN BaoXin WANG XinXin WU LiShan YAO QiBin TONG GuoXiu WU WenHua CHEN DaBo | 2022 | Science China(Technological Sciences)2022,65,4: | 0 |