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| 1 | Traditional Chinese medicine in COVID-19显示文摘COVID-19 pandemic caused by severe acute respiratory syndrome coronavirus 2(SARSCo V-2)has spread across the globe,posing an enormous threat to public health and safety.Traditional Chinese medicine(TCM),in combination with Western medicine(WM),has made important and lasting contributions in the battle against COVID-19.In this review,updated clinical effects and potential mechanisms of TCM,presented in newly recognized three distinct phases of the disease,are summarized and discussed.By integrating the available clinical and preclinical evidence,the efficacies and underlying mechanisms of TCM on COVID-19,including the highly recommended three Chinese patent medicines and three Chinese medicine formulas,are described in a panorama.We hope that this comprehensive review not only provides a reference for health care professionals and the public to recognize the significant contributions of TCM for COVID-19,but also serves as an evidence-based in-depth summary and analysis to facilitate understanding the true scientific value of TCM. | Ming Lyu Guanwei Fan Guangxu Xiao Taiyi Wang Dong Xu Jie Gao Shaoqin Ge Qingling Li Yuling Ma Han Zhang Jigang Wang Yuanlu Cui Junhua Zhang Yan Zhu Boli Zhang | 2021 | Acta Pharmaceutica Sinica B2021,11,11: | 14 |
| 2 | Endothelial-specific m^6A modulates mouse hematopoietic stem and progenitor cell development via Notch signaling显示文摘 | Junhua Tv Yifan Zhang Suwei Gao Chunxia Zhang Yusheng Chen Wei Li Yun-Gui Yang Qi Zhou Feng Liu | 2018 | Cell Research2018,28,2: | 12 |
| 3 | A new paleoenvironmental index for anoxic events—Mo isotopes in black shales from Upper Yangtze marine sediments显示文摘This paper investigates the high-solution of Mo isotopes and uses trace-element analyses for fresh and representative black shales and siliceous shales collected from the transition between the Late Ordovician and the Early Silurian at the Wangjiawan section in Yichang and the Late Permian Dalong Formation in the Shangsi Section of Sichuan. The applicability of different geochemical parameters used as paleo-oxygenation indices are also compared. The preliminary results show that V/(V+Ni), U auth (auth U), V/Cr, Ce anom and U/Th have a scattered variation range, but most samples plot within the suboxic-anoxic fields. The suboxic-anoxic environment was dominant during the deposition and formation of the two anoxic facies. These redox indicators show little correspondence to the δ 98 Mo values. The U/Mo ratio can be used as a potential proxy for the paleo-redox conditions due to the possibility that Mo is enriched relative to U at different redox gradients during early diagenesis. This evidence is more significant for the euxinicity condition and corresponds to positive δ 98 Mo (>1.5‰) values with low U/Mo ratios. This evidence is likely related to the depositional conditions near the boundary between anoxic and euxinic environments, which are characterised by low bioturbation or water circulation. Other samples reveal a wide scatter of U/Mo ratios and δ 98 Mo <1.5‰. These results are likely due to punctuated improvements in oxygenation with intense bioturbation or water circulation, which led to the redistribution of trace element. | ZHOU Lian SU Jie HUANG JunHua YAN JiaXing XIE XiNong GAO Shan DAI MengNing Tonger | 2011 | Science China Earth Sciences2011,54,7: | 9 |
| 4 | Cytoprotective Mechanism of the Novel Gastric Peptide BPC157 in Gastrointestinal Tract and Cultured Enteric Neurons and Glial Cells显示文摘Dear Editor,Body protection compound (BPC) 157 is a stable gastric pentadecapeptide. Predrag Sikiric’s team has carried out many investigations of its cytoprotective effects in different organs and tissues (1, 2)Their evidence indicates that BPC157 has potent cytoprotection in neural injury and gastrointestinal (GI) ulcers. Nevertheless. | Xi-Yu Wang Meihua Qu Rui Duan Dengping Shi Ling Jin Jinping Gao Jackie D.Wood Junhua Li Guo-Du Wang | 2019 | Neuroscience Bulletin2019,35,1: | 6 |
| 5 | Preparation and Characterization of High Infrared Emissivity Mn-doped NCO Spinel Composites显示文摘NiCr_2O_4(NCO)spinel composites with different Mn/Ni atomic ratios(Mn/Ni=0.05,0.10,0.15,and 0.20)were synthesized via solid state reaction method.Phase compositions and microstructure of samples were characterized by X-ray diffraction(XRD)and X-ray photoelectron spectroscopy(XPS).The TG-DSC curves showed that the appropriate baking temperature for Mn-doped NCO spinel preparation was approximately 1 320℃.X-ray diffraction patterns exhibited the formation of NCO spinel with Fd-3m space group.Valence state of the Mn ions was determined from 2p and 3s X-ray photoelectron spectra.Manganese ions were mostly in divalent and trivalent states,and the ratio of Mn^(2+)/Mn^(3+)was 0.78-0.98.Fourier transform infrared spectroscopy(FTIR)was used to analyze the spectral emissivity of Mn doped NCO spinel.It was revealed that the infrared emissivity of Mn-doped NCO spinel in 1.8-5μm could be significantly enhanced with increasing content of Mn^(2+),reaching as high as 0.9398.Mn-doped NCO spinel showed excellent radiation performance and good prospect in high emissivity applications in the temperature range of 800-1 200℃. | 邹隽 DONG Shurong GAO Junhua WANG Hongfu 程旭东 | 2017 | Journal of Wuhan University of Technology(Materials Science)2017,32,6: | 3 |
| 6 | Application of deep borehole blasting on fully mechanized hard top-coal pre-splitting and gas extraction in the special thick seam显示文摘In order to solve the problems of top-coal inadequate destruction and large amounts of gas emission in mining extra thick and hard coal seam,this study investigated the pre-splitting for deep borehole blasting and gas pre-draining technologies on top coal.The mechanism of the technologies was systematically expounded based on hard top-coal cracks development obtained by numerical simulation and theoretical analysis.The results show that explosive blasting in the hard rock results in a large number of cracks and large displacement in the rock mass due to the effect of explosion stress.Meanwhile,the thick top-coal caves,and desorbing gas flows along the cracks improve gas extraction.Finally,the pre-splitting for deep borehole blasting and gas pre-draining technologies was applied in No.3802 working face of Shui Liandong Coal Mine,which increases monthly output in the face to 67.34 kt and the drained gas concentration to 86.2%.The drained gas average concentration from each borehole reaches 40%,and the effect is remarkable. | Liu Jian Liu Zegong Xue Junhua Gao Kui Zhou Wei | 2015 | International Journal of Mining Science and Technology2015,25,5: | 3 |
| 7 | The study of methanol aromatization on transition metal modified ZSM-5 catalyst显示文摘In this article, transition metals of Cu, La and Zn were used as adjuvant to prepare modified HZSM-5 by impregnation method. The catalysts were characterized by XRD, BET, NH_3-TPD and Py-IR to reveal the microstructure and acid property. The catalysis performances of methanol aromatization of catalysts were investigated in a fixed-bed reactor. The results show that the strength and distribution of acid center of these catalysts are significantly influenced by the species of transition metal. There are more mediate strong Lewis acid center in Zn modified HZSM-5 catalyst and therefore exhibits higher selectivity to aromatic, benzene, toluene and xylenes in the MTA reaction.. | Keming Ji Jiayao Xun Ping Liu Qingwen Song Junhua Gao Kan Zhang Jingyuan Li | 2018 | Chinese Journal of Chemical Engineering2018,26,9: | 2 |
| 8 | Synthesis and characterization of BZSM-5 and its catalytic performance in the methanol to hydrocarbons reaction显示文摘Five kinds of BZSM-5 molecular sieve with different Si/B ratio and a SiZSM-5 molecular sieve were prepared by hydrothermal synthesis method followed by acid exchange and pelletization.The samples were characterized by XRD,SEM,FT-IR,ICP,low temperature N_(2) physical adsorption and desorption,NH3-TPD and Py-IR.The catalytic performance in the reaction of methanol to hydrocarbons was evaluated in the fixed bed reactor.Compared with SiZSM-5,the amount and strength of Bronsted(B)acid were enhanced by introducing skeleton boron and the activity of the catalyst was greatly improved.The characterization and evaluation results indicated that the BZSM-5 catalyst synthesized from the gel of SiO_(2)/B2 O320 with Si/B ratio 74.48 had modest acidity strength,acid amount of 0.18 mmol NH3·g^(-1) and large mesopore volume of 0.23 cm3·g^(-1).The B acid ratio was higher and the acid strength of BZSM-5 was weaker than that of AIZSM-5,which could inhibit the deep coke formation and increase the activity stability.B-2 had the best lifetime which could reach 672 h under the same evaluation reaction conditions,due to the best matching of moderate acidity and good diffusion properties. | Junhua Gao Keming Ji Hao Zhou Jiayao Xun Zenghou Liu Kan Zhang Ping Liu | 2021 | Chinese Journal of Chemical Engineering2021,34,7: | 2 |
| 9 | A facile synthesis of Fe 3 O 4 /C composite with high cycle stability as anode material for lithium-ion batteries显示文摘 | Peng Wang Mingxia Gao Hongge Pan Jialei Zhang Chu Liang Junhua Wang Pei Zhou Yongfeng Liu | 2013 | Journal of Power Sources2013,,: | 2 |
| 10 | High performance amorphous-Si@SiO x /C composite anode materials for Li-ion batteries derived from ball-milling and in situ carbonization显示文摘 | Dingsheng Wang Mingxia Gao Hongge Pan Junhua Wang Yongfeng Liu | 2014 | Journal of Power Sources2014,,: | 1 |
| 11 | Effects of Exposure to Lead and Cadmium on the Oxidative Damage of Livers in Laying Hens显示文摘[Objective] To detect the effects of exposure to lead and cadmium on the oxidative damage of livers in laying hens. [Methods] One hundred and twenty 40-week-old Hyline brown hens were randomly divided into four groups. 100 mg / L Pb and / or 50 mg / L Cd was added into the drinking water for eight weeks. [Results] Compared with control group,AST and ALT activities in Pb group enhanced; but there were no significant differences. AST and ALT activities in Cd group and( Pb + Cd) group significantly or extremely significantly increased( P < 0. 05 or P < 0. 01). SOD activity,GSH- Px activity and GSH content in( Pb + Cd) group,Cd group and Pb group were significantly or extremely significantly lower than those in control group( P <0. 05 or P <0. 01). Among them,( Pb + Cd) group showed the greatest reduction( P <0. 01). MDA contents in the three groups were significantly higher than that of control group; and( Pb +Cd) group was significantly higher than Pb group and Cd group. Cu,Fe and Zn contents in three groups were higher than those in control group in different degrees( P <0. 05 or P <0. 01). Se contents in Cd group and( Pb + Cd) group were significantly lower than that in control group( P <0. 01). Residue contents in livers in Pb group and Cd group were significantly greater than that in control group; while residue content in( Pb + Cd) group was significantly higher than those in Pb group and Cd group. Ultrastructure showed that there were symptoms of mitochondrial swelling and fractured cristae in liver cells of laying hens after the exposure to Cd and Pb. In( Pb + Cd) group,these symptoms were even greater. [Conclusion] Oxidative damage and disturbance of trace element metabolism were one of the mechanisms for hepatotocity in laying hens induced by Pb and Cd,and synergistic effect lied in the coadministration. | Chen Dawei Pu Junhua Tang Xiujun Lu Junxian Liu Yinyin Jia Xiaoxu Ge Qinglian Gao Yushi | 2014 | Animal Husbandry and Feed Science2014,6,5: | 1 |
| 12 | High performance amorphous-Si@SiO x /C composite anode materials for Li-ion batteries derived from ball-milling and in situ carbonization显示文摘 | Dingsheng Wang Mingxia Gao Hongge Pan Junhua Wang Yongfeng Liu | 2014 | Journal of Power Sources2014,,: | 1 |
| 13 | Bimetallic Pt-Cu Catalysts for Glycerol Oxidation with Oxygen in a Base-Free Aqueous Solution 显示文摘 | Liang Dan Gao Jing Wang Junhua | 2011 | Catal Commun2011,12,12: | 1 |
| 14 | Coordinated Control of Fine-Particle and Ozone Pollution by the Substantial Reduction of Nitrogen Oxides显示文摘1.Introduction In recent years,the air quality in China has improved significantly.In many cities,however,the concentration of fine particulate matter(PM_(2.5))remains higher than the secondary-level national ambient air quality standard(NAAQS level-2,35μg·m^(-3),GB3095-2012[1])and much higher than the first-level NAAQS(15μg·m^(-3),GB3095-2012[1])and the World Health Organization(WHO)air quality guidelines(5μg·m^(-3)). | Biwu Chu Yan Ding Xiang Gao Junhua Li Tingyu Zhu Yunbo Yu Hong He | 2022 | Engineering2022,8,8: | 1 |
| 15 | Precise regulation of acid pretreatment for red mud SCR catalyst:Targeting on optimizing the acidity and reducibility显示文摘Red mud(RM),as an alkaline waste,was recently proved to be a promising substitute for the SCR catalyst.Dealkalization could improve the acidity and reducibility of red mud,which were critical for SCR reaction.However,the dealkalization effect depended on the reaction between acid solution and red mud.In this study,we realized the directional control of the chemical state of active sites through tuning the acid pretreatment(dealkalization)process.The pretreatment endpoint was controlled at pH values of 3–5 with diluted nitric acid.When the pH values of red mud were 3 and 5(CRM-3 and CRM-5),activated catalysts showed NOx conversion above 90%at 275℃–475℃.The high initial reaction rate,Ce^(3+)/(Ce^(3+)+Ce^(4+))ratio,and surface acidity accounted for the excellent SCR performance of CRM-5 catalyst.Meanwhile,more Fe^(3+) on the CRM-3 surface improved the NH_(3) adsorption.There was a strong interaction between Al and Fe in both CRM-5 and CRM-3 catalysts.DFT results showed that the adsorption capacity of the Al-O_(3)-Fe for NH_(3) and NO is stronger than that of Fe-O_(3)-Fe,which enhanced the NOx conversion of the catalyst.However,the almandine was formed in CRM-4,consumed part of Fe^(3+) and Al^(3+),and the interaction between Al and Fe was weakened.Also,deposited almandine on the catalyst surface covered the active sites,thus leading to lower NH_(3)-SCR activity. | Xiang Zhang Yue Xuan Bin Wang Chuan Gao Shengli Niu Gaiju Zhao Dong Wang Junhua Li Chunmei Lu John C.Crittenden | 2022 | Frontiers of Environmental Science & Engineering2022,16,7: | 1 |
| 16 | Lanthanum Ox- ides-lmproved Catalytic Performanee of ZSM-5 in Toluene Alkyla- tion with Methanol 显示文摘 | Zhang Lidong Gao Junhua Hu Jinxian | 2009 | Catalysis Letters2009,130,: | 1 |
| 17 | Selective oxidation of glycerol in a base-free aqueous solution over different sized Pt catalysts显示文摘 | Liang Dan Gao Jing Wang Junhua | 2009 | Catalysis Communications2009,10,: | 1 |
| 18 | Lanthanum oxides-improved catalytic performance of ZSM-5 in toluene alkylation with methanol 显示文摘 | Zhang Lidong Gao Junhua Hu Jinxian | 2009 | Catalysis Letters2009,130,34: | 1 |
| 19 | Cerium-tungsten oxides supported on activated red mud for the selective catalytic reduction of NO_(x)显示文摘Activated red mud(RM)has been proved to be a promising base material for the selective catalysis reduction(SCR)of NOx.The inherent low reducibility and acidity limited its low-temperature activity.In this work,molybdenum oxide,tungsten oxide,and cerium oxide were used to reconfigure the redox sites and acid sites of red mud based catalyst.When activated red mud was reconfigured by cerium-tungsten oxide(Ce-W@RM),the NOx conversion kept above 90%at 219-480℃.The existence of Ce^(3+)/Ce^(4+) redox electron pairs provided more surface adsorbed oxygen(O_(α)) and served as a redox cycle.Positive interactions between Ce,W species and Fe oxide in red mud occurred,which led to the formation of unsaturated chemical bond and promoted the activation of adsorbed NH_(3) species.WO_(3) and Ce_(2)(WO_(4))_(3)(formed by solid-state reaction between Ce and W species)could provide more Brønsted acid sites(W-O modes of WO_(3),W=O or W-O-W modes of Ce_(2)(WO_(4))_(3)).CeO_(2) species could provide more Lewis acid sites.The Langmuir-Hinshelwood(L-H)routes and Eley-Rideal(E-R)routes occurred in the low-temperature SCR reaction on the Ce-W@RM surface.NH_(4)^(+) species on Brønsted acid sites,NH_(3) species on Lewis acid sites,bidentate nitrate and bridging nitrate species were key active intermediates species. | Qiuzhun Chen Dong Wang Chuan Gao Bin Wang Shengli Niu Gaiju Zhao Yue Peng Junhua Li Chunmei Lu John Crittenden | 2023 | Green Energy & Environment2023,8,1: | 1 |
| 20 | Milling Research and Tool Selection Design of SiC14Cu4Mg0.5Si based on Aluminium Matrix 2A14显示文摘The selection of milling tools for Si C14Cu4Mg0.5Si based on Aluminium matrix 2A14 was analyzed, and the factors that affect the efficiency of the milling were discussed. The Si C14Cu4Mg0.5Si was designed for use on the moon landing vehicle or missile wings, but the hardness of aluminium-silicon carbide composite material was very high, much higher than the general hardness of cemented carbide, which will bring many difficulties in the aluminium-silicon carbide composite material processing. The chemical compositions of Si C14Cu4Mg0.5Si were analyzed. A new selected indexable cutter was designed to mill Si C14Cu4Mg0.5Si. The structure design of milling cutter was different from the conventional milling cutter, breaking the previous limitations to a certain extent, pioneering the idea. The tool material wear was detected by experiments. The mechanical and physical properties of Si C14Cu4Mg0.5Si were also tested. Si C14Cu4Mg0.5Si exhibited different surface quality characteristics under different milling tools. | 王兴文 祝锡晶 GAO Junhua ZHENG Zhizhen WANG Huajun | 2016 | Journal of Wuhan University of Technology(Materials Science)2016,31,6: | 1 |