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| 1 | Minimal invasive microscopic tooth preparation in esthetic restoration: a specialist consensus显示文摘By removing a part of the structure,the tooth preparation provides restorative space,bonding surface,and finish line for various restorations on abutment.Preparation technique plays critical role in achieving the optimal result of tooth preparation.With successful application of microscope in endodontics for>30 years,there is a full expectation of microscopic dentistry.However,as relatively little progress has been made in the application of microscopic dentistry in prosthodontics,the following assumptions have been proposed:Is it suitable to choose the tooth preparation technique under the naked eye in the microscopic vision?Is there a more accurate preparation technology intended for the microscope?To obtain long-term stable therapeutic effects,is it much easier to achieve maximum tooth preservation and retinal protection and maintain periodontal tissue and oral function health under microscopic vision?Whether the microscopic prosthodontics is a gimmick or a breakthrough in obtaining an ideal tooth preparation should be resolved in microscopic tooth preparation.This article attempts to illustrate the concept,core elements,and indications of microscopic minimally invasive tooth preparation,physiological basis of dental pulp,periodontium and functions involved in tool preparation,position ergonomics and visual basis for dentists,comparison of tooth preparation by naked eyes and a microscope,and comparison of different designs of microscopic minimally invasive tooth preparation techniques.Furthermore,a clinical protocol for microscopic minimally invasive tooth preparation based on target restorative space guide plate has been put forward and new insights on the quantity and shape of microscopic minimally invasive tooth preparation has been provided. | Haiyang Yu Yuwei Zhao Junying Li Tian Luo Jing Gao Hongchen Liu Weicai Liu Feng Liu Ke Zhao Fei Liu Chufan Ma Juergen MSetz Shanshan Liang Lin Fan Shanshan Gao Zhuoli Zhu Jiefei Shen Jian Wang Zhimin Zhu Xuedong Zhou | 2019 | International Journal of Oral Science2019,11,4: | 25 |
| 2 | A small natural molecule promotes mitochondrial fusion through inhibition of the deubiquitinase USP30显示文摘Mitochondrial 熔化是为正常 mitochondrial 功能和 mitochondrial DNA 继承混合并且统一 mitochondrial 分隔空间的一个高度协调的过程。Dysregulated mitochondrial 熔化原因 mitochondrial 破碎,反常 mitochondrial 生理学和继承,并且有原因地与很多 neuronal 疾病被连接了。这里,我们识别了 potently 导致了 mitochondrial 熔化在在 Mfn1 或 Mfn2 是缺乏的房间恢复 mitochondrial 网络和氧化呼吸的 diterpenoid 衍生物 15-oxospiramilactone (S3 ) 。线粒体局部性的 deubiquitinase USP30 是 S3 的一个目标。由 S3 的 USP30 的抑制导致 Mfn1/2 的 non-degradative ubiquitination 的增加,它提高 Mfn1 和 Mfn2 活动并且支持 mitochondrial 熔化。通过 USP30 的一个禁止者的使用,因此,我们的学习揭开在支持 mitochondrial 的 Mfns 的 non-degradative ubiquitination 的异乎寻常的功能熔化。 | Wen Yue Ziheng Chen HaiYang Li Chen Yan Ming Chen Du Feng Chaojun Yan Hao Wu Lei Du Yueying Wang Jinhua Liu Xiaohu Huang Laixin Xia Lei Liu Xiaohui Wang Haijing Jin Jun Wang Zhiyin Song Xiaojiang Hao Quan Chen | 2014 | Cell Research2014,24,4: | 18 |
| 3 | Patterns,magnitude,and controlling factors of hydraulic redistribution of soil water by Tamarix ramosissima roots显示文摘Tamarix spp.(Saltcedar)is a facultative phreatophyte that can tolerate drought when groundwater is not accessed.In addition to deep water uptake,hydraulic redistribution(HR)is another factor contributing to the drought tolerance of Tamarix spp.In this study,data on soil volumetric moisture content(θ),lateral root sap flow,and relevant climate variables were used to investigate the patterns,magnitude,and controlling factors of HR of soil water by roots of Tamarix ramosissima Ledeb.in an extremely arid land in Northwest China.Results showed evident diurnal fluctuations in θ at the depths of 30 and 50 cm,indicating 'hydraulic lift'(HL).θ increased remarkably at 10 and 140 cm but decreased at 30 and 50 cm and slightly changed at 80 cm after rainfall,suggesting a possible 'hydraulic descent'(HD).However,no direct evidence was observed in the negative flow of lateral roots,supporting HR(including HL and HD)of T.ramosissima.The HR pathway unlikely occurred via lateral roots;instead,HR possibly occurred through adventitious roots with a diameter of 2-5 mm and a length of 60-100 cm.HR at depths of 20-60 cm ranged from 0.01-1.77 mm/d with an average of 0.43 mm/d,which accounted for an average of 22% of the estimated seasonal total water depletion at 0-160 cm during the growing season.The climate factors,particularly vapor pressure deficit and soil water potential gradient,accounted for at least 33% and 45% of HR variations with depths and years,respectively.In summary,T.ramosissima can be added to the wide list of existing species involved in HR.High levels of HR may represent a considerable fraction of daily soil water depletion and substantially improve plant water status.HR could vary tremendously in terms of years and depths,and this variation could be attributed to climate factors and soil water potential gradient. | TengFei YU Qi FENG JianHua SI HaiYang XI Wei LI | 2013 | Journal of Arid Land2013,5,3: | 12 |
| 4 | Phytophthora sojae Effector PsAvh240 Inhibits Host Aspartic Protease Secretion to Promote Infection显示文摘Plants secrete defense molecules into the extracellular space (the apoplast) to combat attacking microbes. However, the mechanisms by which successful pathogens subvert plant apoplastic immunity remain poorly understood. In this study, we show that PsAvh240, a membrane-localized effector of the soybean pathogen Phytophthora sojae, promotes P. sojae infection in soybean hairy roots. We found that PsAvh240 interacts with the soybean-resistant aspartic protease GmAP1 in planta and suppresses the secretion of GmAP1 into the apoplast. By solving its crystal structure we revealed that PsAvh240 contain six a helices and two WY motifs. The first two a helices of PsAvh240 are responsible for its plasma membrane-localization and are required for PsAvh240's interaction with GmAP1. The second WY motifs of two PsAvh240 molecules form a handshake arrangement resulting in a handshake-like dimer. This dimerization is required for the effector's repression of GmAP1 secretion. Taken together, these data reveal that PsAvh240 localizes at the plasma membrane to interfere with GmAP1 secretion, which represents an effective mechanism by which effector proteins suppress plant apoplastic immunity. | Baodian Guo Haonan Wang Bo Yang Wenjing Jiang Maofeng Jing Haiyang Li Yeqiang Xia Yuanpeng Xu Qinli Hu Fangfang Wang Feng Yu Yan Wang Wenwu Ye Suomeng Dong Weiman Xing Yuanchao Wang | 2019 | Molecular Plant2019,12,4: | 12 |
| 5 | Using the concept of ecological groundwater level to evaluate shallow groundwater resources in hyperarid desert regions显示文摘This paper,based on the analysis and calculation of the groundwater resources in an arid region from 1980 to 2001,put forward the concept of ecological groundwater level threshold for either salinity control or the determination of ecological warning.The surveys suggest that soil moisture and soil salinity are the most important environmental factors in determining the distribution and changes in vegetation.The groundwater level threshold of ecological warning can be determined by using a network of groundwater depth observation sites that monitor the environmental moisture gradient as reflected by plant physiological characteristics.According to long-term field observations within the Ejin oases,the groundwater level threshold for salinity control varied between 0.5 m and 1.5 m,and the ecological warning threshold varied between 3.5 m and 4.0 m.The quantity of groundwater resources(renewable water resources,ecological water resources,and exploitable water resources) in arid areas can be calculated from regional groundwater level information,without localized hydrogeological data.The concept of groundwater level threshold of ecological warning was established according to water development and water resources supply,and available groundwater resources were calculated.The concept not only enriches and broadens the content of groundwater studies,but also helps in predicting the prospects for water resources development. | Qi FENG JiaZhong PENG JianGuo LI HaiYang XI JianHua SI | 2012 | Journal of Arid Land2012,4,4: | 9 |
| 6 | Dye-sensitized TiO2@SBA-15 composites: Preparation and their application in photocatalytic desulfurization显示文摘Photocatalytic oxidation desulfurization has become a research hotspot in recent years because of mild reaction conditions, less energy consumption and high selectivity. In this paper, TiO2 was loaded onto SBA-15 molecular sieves and sensitized with organic dyes(2, 9-dichloroquinacridone, DCQ) to extend its spectral response range from ultraviolet light to visible light. The catalyst DCQ-X%TiO2@SBA-15 was characterized by BET measurements, X-ray diffraction, Fourier transform infrared spectroscopy and Ultraviolet-visible diffuse reflection spectra, and then it was applied for photocatalytic oxidation desulfurization of gasoline. The effects of different catalytic systems, TiO2 concentration, catalyst dosage, and different model sulfur compounds on catalytic desulfurization performance were investigated. Experimental results show that DCQ-TiO2@SBA-15 has a better performance than the unsensitized TiO2@SBA-15, and the desulfurization rate can reach up to 96.1% in a reaction time of 90 min. | Guoqing Guo Haiyang Guo Feng Wang Liam John France Wanxin Yang Zhihong Mei Yinghao Yu | 2020 | Green Energy & Environment2020,5,1: | 4 |
| 7 | Severity of early allograft dysfunction following donation after circulatory death liver transplantation:a multicentre study显示文摘Background:Early allograft dysfunction(EAD)is associated with decreased graft and patient survival rates.This study aimed to identify the severity of EAD and develop a predictive model for EAD after donation after circulatory death(DCD)liver transplantation(LT).Furthermore,the influence of operative time on EAD incidence was also evaluated.Methods:In this retrospective,multicentre cohort study,nomograms were established based on a single-centre training cohort(n=321)and validated in a 3-center validation cohort(n=501).Results:The incidence rate of EAD was 46.4%(149/321)in the training cohort and 40.5%(203/501)in the validation cohort.Of the 149 EAD patients in the training cohort,77 patients with either elevated alanine aminotransferase(ALT)or aspartate aminotransferase(AST)were classified as having EAD type A,and the rest of the EAD patients were classified as having EAD type B.Recipients with EAD type B had lower graft and patient survival rates than recipients with EAD type A(P=0.043 and 0.044,respectively).We further developed a nomogram to predict EAD(graft weight,cold ischemia time,donor age,model for end-stage liver disease(MELD)score)and another nomogram to predict EAD type B(graft weight,cold ischemia time,MELD score).The nomograms for the prediction of EAD and EAD type B had good discrimination[concordance index(C-index)=0.712(0.666-0.758),0.707(0.641-0.773)]and calibration[Hosmer-Lemeshow(HL)P=0.384,P=0.425]in the validation cohort.An increased operative time(>6 h)was associated with increased EAD and EAD type B incidence in the high-risk group(P=0.005,P=0.020,respectively).Conclusions:EAD type B was associated with decreased graft and patient survival rates.The novel nomograms effectively predicted the incidence of EAD and EAD type B in DCD LT patients. | Kun Wang Di Lu Yuhui Liu Wangyao Li Li Zhuang Zhenyu Ma Qinfen Xie Binhua Pan Yichao Wu Junli Chen Lidan Lin Xiaowen Feng Qiang Wei Xuyong Wei Haiyang Xie Zhengxin Wang Shusen Zheng Xiao Xu | 2021 | Hepatobiliary Surgery and Nutrition2021,10,1: | 4 |
| 8 | Rational synthetic combination genetic devices boosting high temperature ethanol fermentation显示文摘The growth and production of yeast in the industrial fermentation are seriously restrained by heat stress and exacerbated by heat induced oxidative stress.In this study,a novel synthetic biology approach was developed to globally boost the viability and production ability of S.cerevisiae at high temperature through rationally designing and combing heat shock protein(HSP)and superoxide dismutase(SOD)genetic devices to ultimately synergistically alleviate both heat stress and oxidative stress.HSP and SOD from extremophiles were constructed to be different genetic devices and they were preliminary screened by heat resistant experiments and anti-oxidative experiments,respectively.Then in order to customize and further improve thermotolerance of S.cerevisiae,the HSP genetic device and SOD genetic device were rationally combined.The results show the simply assemble of the same function genetic devices to solve heat stress or oxidative stress could not enhance the thermotolerance considerably.Only S.cerevisiae with the combination genetic device(FBA1p-sod-MB4-FBA1p-shsp-HB8)solving both stress showed 250%better thermotolerance than the control and displayed further 55%enhanced cell density compared with the strains with single FBA1p-sod-MB4 or FBA1p-shsp-HB8 at 42C.Then the most excellent combination genetic device was introduced into lab S.cerevisiae and industrial S.cerevisiae for ethanol fermentation.The ethanol yields of the two strains were increased by 20.6%and 26.3%compared with the control under high temperature,respectively.These results indicate synergistically defensing both heat stress and oxidative stress is absolutely necessary to enhance the thermotolerance and production of S.cerevisiae. | Huan Sun Haiyang Jia Jun Li Xudong Feng Yueqin Liu Xiaohong Zhou Chun Li | 2017 | Synthetic and Systems Biotechnology2017,2,2: | 3 |
| 9 | Efficient Soft-Decision Maximum-Likelihood Decoding of BCH Code in the GNSS显示文摘Soft-decision decoding of BCH code in the global navigation satellite system( GNSS) is investigated in order to improve the performance of traditional hard-decision decoding. Using the nice structural properties of BCH code,a soft-decision decoding scheme is proposed. It is theoretically shown that the proposed scheme exactly performs maximum-likelihood( ML) decoding,which means the decoding performance is optimal. Moreover,an efficient implementation method of the proposed scheme is designed based on Viterbi algorithm. Simulation results show that the performance of the proposed soft-decision ML decoding scheme is significantly improved compared with the traditional hard-decision decoding method at the expense of moderate complexity increase. | Jinhai Sun Jinhai Li Haiyang Liu Feng Wang Yuepeng Yan | 2015 | Journal of Harbin Institute of Technology(New Series)2015,22,1: | 2 |
| 10 | Mantle anisotropy across the southwestern boundary of the Ordos block,North China显示文摘Located at the northeastern margin of the Tibetan plateau,the Ordos block is a stable tectonic unit in North China.With its active boundary fault zones,the Ordos block played an important role in the eastward extrusion mechanism of the Tibetan plateau.Peking University deployed a linear array of 15 portable broadband seismometers across the western Weihe graben during September 2005 to August 2006 and later a 2-D seismic array(Southwest Ordos Array) of 14 portable broadband seismometers during 2007-2008 at its southwestern boundary.Analyses of shear wave splitting of SKS and SKKS phases at these stations show that the fast directions trend ~110° with an average delay time of 0.9 s in the southwestern margin of the Ordos block.The agreement between the lithosphere deformation indicated by GPS data and Quaternary fault slip-rate observations and the mantle flow represented by shear wave splitting implies that accordant deformation patterns from lithosphere to asthenosphere in relation to the eastward extrusion of the Tibetan plateau could extend at least to 200 km depth.Spatial distribution of splitting polarization directions indicates that the mantle flow driven by the Tibetan plateau is blocked by the Ordos block and locally restricted in a narrow channel along the Qinling-Dabie fault zones between the Ordos block and Sichuan basin. | Yongcai Tang Yongshun John Chen Yuanyuan V. Fu Haiyang Wang Shiyong Zhou Eric Sandvol Jieyuan Ning Yongge Feng Mian Liu | 2010 | Earthquake Science2010,23,6: | 2 |
| 11 | SARS-CoV-2 spike protein receptor-binding domain perturbates intracellular calcium homeostasis and impairs pulmonary vascular endothelial cells显示文摘Exposure to the spike protein or receptor-binding domain(S-RBD)of SARS-CoV-2 significantly influences endothelial cells and induces pulmonary vascular endotheliopathy.In this study,angiotensin-converting enzyme 2 humanized inbred(hACE2 Tg)mice and cultured pulmonary vascular endothelial cells were used to investigate how spike protein/S-RBD impacts pulmonary vascular endothelium.Results show that S-RBD leads to acute-to-prolonged induction of the intracellular free calcium concentration([Ca^(2+)]i)via acute activation of TRPV4,and prolonged upregulation of mechanosensitive channel Piezo1 and store-operated calcium channel(SOCC)key component Orai1 in cultured human pulmonary arterial endothelial cells(PAECs).In mechanism,S-RBD interacts with ACE2 to induce formation of clusters involving Orai1,Piezo1 and TRPC1,facilitate the channel activation of Piezo1 and SOCC,and lead to elevated apoptosis.These effects are blocked by Kobophenol A,which inhibits the binding between S-RBD and ACE2,or intracellular calcium chelator,BAPTA-AM.Blockade of Piezo1 and SOCC by GsMTx4 effectively protects the S-RBDinduced pulmonary microvascular endothelial damage in hACE2 Tg mice via normalizing the elevated[Ca^(2+)]i.Comparing to prototypic strain,Omicron variants(BA.5.2 and XBB)of S-RBD induces significantly less severe cell apoptosis.Transcriptomic analysis indicates that prototypic S-RBD confers more severe acute impacts than Delta or Lambda S-RBD.In summary,this study provides compelling evidence that S-RBD could induce persistent pulmonary vascular endothelial damage by binding to ACE2 and triggering[Ca^(2+)]i through upregulation of Piezo1 and Orai1.Targeted inhibition of ACE2-Piezo1/SOCC-[Ca^(2+)]i axis proves a powerful strategy to treat S-RBD-induced pulmonary vascular diseases. | Kai Yang Shiyun Liu Han Yan Wenju Lu Xiaoqian Shan Haixia Chen Changlei Bao Huazhuo Feng Jing Liao Shuxin Liang Lei Xu Haiyang Tang Jason X-J.Yuan Nanshan Zhong Jian Wang | 2023 | Signal Transduction and Targeted Therapy2023,8,8: | 2 |
| 12 | Visualizing large-scale high-dimensional data via hierarchical embedding of KNN graphs显示文摘Visualizing intrinsic structures of high-dimensional data is an essential task in data analysis.Over the past decades,a large number of methods have been proposed.Among all solutions,one promising way for enabling effective visual exploration is to construct a k-nearest neighbor(KNN)graph and visualize the graph in a low-dimensional space.Yet,state-of-the-art methods such as the LargeVis still suffer from two main problems when applied to large-scale data:(1)they may produce unappealing visualizations due to the non-convexity of the cost function;(2)visualizing the KNN graph is still time-consuming.In this work,we propose a novel visualization algorithm that leverages a multilevel representation to achieve a high-quality graph layout and employs a cluster-based approximation scheme to accelerate the KNN graph layout.Experiments on various large-scale datasets indicate that our approach achieves a speedup by a factor of five for KNN graph visualization compared to LargeVis and yields aesthetically pleasing visualization results. | Haiyang Zhu Minfeng Zhu Yingchaojie Feng Deng Cai Yuanzhe Hu Shilong Wu Xiangyang Wu Wei Chen | 2021 | Visual Informatics2021,5,2: | 2 |
| 13 | Sap-flow measurement and scale transferring from sample trees to entire forest stand of Populus euphratica in desert riparian forest in extreme arid region显示文摘Understanding how the transpiration of this vegetation type responds to environmental stress is important for determining the wa-ter-balance dynamics of the riparian ecosystem threatened by groundwater depletion. Transpiration and sap flow were measured using the heat-pulse technique. The results were then projected up to the stand level to investigate the stand's water-use in relation to climate forcing in the desert riparian forest in an extreme arid region. This study took place from April through October 2003 and from May through October 2004. The experimental site was selected in the Populus euphratica Forest Reserve (101o10' E, 41o59' N) in Ejina county, in the lower Heihe River basin, China. The sapwood area was used as a scalar to extrapolate the stand-water consumption from the whole trees' water consumption measured by the heat-pulse velocity recorder (HPVR). Scale transferring from a series of individual trees to a stand was done according to the existing natural variations between trees under given environmental conditions. The application of the biometric parameters available from individual tree and stand levels was proved suitable for this purpose. A significant correlation between the sapwood area and tree diameter at breast height (DBH) was found. The prediction model is well fitted by the power model. On the basis of the prediction model, the sapwood area can be cal-culated by DBH. The sap-flow density can then be used to extrapolate the stand-water use by means of a series of mathematical models. | JianHua Si 1, Qi Feng 1, HaiYang Xi 1, ZongQiang Chang 1, YongHong Su 1, Kai Zhang 1,2 1. Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzhou, Gansu 730000, China. 2. Institute of Arid Meteorology, China Meteorological Administration, Lanzhou, Gansu 730020, China. | 2009 | Research in Cold and Arid Regions2009,1,3: | 2 |
| 14 | Reconfigurable and nonvolatile terahertz lithography-free photonic devices based on phase change films显示文摘High-performance terahertz(THz)devices with reconfigurable features are highly desirable in many promising THz applications.However,most of the existing reconfigurable THz elements are still limited to volatile responses,single functionality,and time-consuming multistep manufacturing procedures.In this paper,we report a lithography-free approach to create reconfigurable and nonvolatile THz components by exploring the reversible,nonvolatile,and continuous THz modulation capability of the phase change material Ge_(2)Sb_(2)Te_(5).As a proof of concept,THz gratings with significant Rayleigh anomalies and diffraction as well as ultrathin THz flat lenses with subwavelength and ultra-broadband focusing capabilities are designed and fabricated on ultrathin Ge_(2)Sb_(2)Te_(5)films using the presented photo-imprint strategy.Moreover,such a method can also be adopted to create more complex THz devices,such as Pancharatnam–Berry phase metasurfaces and grayscale holographic plates.With these findings,the proposed method will provide a promising solution to realize reconfigurable and nonvolatile THz elements. | XIEYU CHEN SHOUJUN ZHANG KUAN LIU YUEHONG XU XIAOHAN JIANG HAIYANG LI XI FENG QINGWEI WANG YONGCHANG LU KEMENG WANG TUN CAO ZHEN TIAN | 2023 | Photonics Research2023,11,4: | 1 |
| 15 | Immunoinhibitory effect of soluble HLA-G1 on the cytotoxicity of NK92 cells显示文摘HLA-G (human leukocyte antigen-G) is a non-classical HLA class I molecule, playing an important immuno-modulatory role in maintaining maternal immune tolerance of the semiallogenic fetus and organ transplantation. In this study, the cDNA sequence of extracellular domain of HLA-G1 was subcloned into the pET28a vector and a soluble 35 kD fusion protein (His-sHLA-G1) with six histine residues was obtained. In the 4 h 51Cr-release assay the fusion protein obviously inhibited the cytotoxicity of NK92 cells in a dose-dependent manner. These results indicated that sHLA-G1, as an activated immunoinhibitor, may provide an effective approach to overcoming the immune rejection of transplantation. | TIAN Xinghui, LI Zhiwei, LIU Yabing, WANG Yun, TANG Haiyang and FENG Meifu(The National Key Laboratory of Biomembrane and Membrane Biotechnology, Institute of Zoology, Chinese Academy of Sciences, Beijing 100080, China) | 2003 | Progress in Natural Science:Materials International2003,13,3: | 1 |
| 16 | Mitofusin-2 is a novel direct target of p53显示文摘 | Weilin Wang Xiaofei Cheng Jianju Lu Jianfeng Wei Guanghou Fu Feng Zhu Changku Jia Lin Zhou Haiyang Xie Shusen Zheng | 2010 | Biochemical and Biophysical Research Communications2010,,4: | 1 |
| 17 | Pro-apoptotic and anti-proliferative effects of mitofusin-2 via Bax signaling in hepatocellular carcinoma cells显示文摘 | Weilin Wang Jianju Lu Feng Zhu Jianfeng Wei Changku Jia Yuanbiao Zhang Lin Zhou Haiyang Xie Shusen Zheng | 2012 | Medical Oncology2012,,1: | 1 |
| 18 | Fabrication and characterization of electrospun biocompatible PU/PEGMA hybrid nanofibers by in-situ UV photopolymerization显示文摘Poly(ethylene glycol) methacrylate (PEGMA) was introduced into a polyurethane (PU) solution in order to prepare hemocompatible electrospun membranes for potential application as small diameter vascular scaffolds. Crosslinked PU/PEGMA hybrid nanofibers were fabricated by a reactive electrospinning process with N,N′-methylenebisacrylamide (MBAm) as crosslinker and benzophenone (BP) as photoinitiator. The photoinduced polymerization and crosslinking reaction took place simultaneously during the electrospinning process. No significant difference in the membrane morphology was found by SEM when PEGMA content was less than 20 wt%. The crosslinked fibrous membranes of PU/PEGMA exhibit higher hydrophilicity and mechanical strength than PU membrane. These nanofibrous membranes are potential substitutes for artificial vascular scaffolds. | WANG HeYun FENG YaKai YUAN WenJie ZHAO HaiYang FANG ZiChen KHAN Musammir GUO JinTang | 2012 | Science China(Physics,Mechanics & Astronomy)2012,55,7: | 1 |
| 19 | Pro-apoptotic and anti-proliferative effects of mitofusin-2 via Bax signaling in hepatocellular carcinoma cells显示文摘 | Weilin Wang Jianju Lu Feng Zhu Jianfeng Wei Changku Jia Yuanbiao Zhang Lin Zhou Haiyang Xie Shusen Zheng | 2012 | Medical Oncology2012,,1: | 1 |
| 20 | How changes of groundwater level affect the desert riparian forest ecosystem in the Ejina Oasis,Northwest China显示文摘Groundwater is a key factor controlling the growth of vegetation in desert riparian systems. It is important to recognise how groundwater changes affect the riparian forest ecosystem. This information will not only help us to understand the ecological and hydrological process of the riparian forest but also provide support for ecological recovery of riparian forests and water-resources management of arid inland river basins. This study aims to estimate the suitability of the Water Vegetation Energy and Solute Modelling(WAVES) model to simulate the Ejina Desert riparian forest ecosystem changes,China, to assess effects of groundwater-depth change on the canopy leaf area index(LAI) and water budgets, and to ascertain the suitable groundwater depth for preserving the stability and structure of desert riparian forest. Results demonstrated that the WAVES model can simulate changes to ecological and hydrological processes. The annual mean water consumption of a Tamarix chinensis riparian forest was less than that of a Populus euphratica riparian forest, and the canopy LAI of the desert riparian forest should increase as groundwater depth decreases. Groundwater changes could significantly influence water budgets for T. chinensis and P. euphratica riparian forests and show the positive and negative effects on vegetation growth and water budgets of riparian forests. Maintaining the annual mean groundwater depth at around 1.7-2.7 m is critical for healthy riparian forest growth. This study highlights the importance of considering groundwater-change impacts on desert riparian vegetation and water-balance applications in ecological restoration and efficient water-resource management in the Heihe River Basin. | HaiYang Xi JingTian Zhang Qi Feng Lu Zhang JianHua Si TengFei Yu | 2019 | Research in Cold and Arid Regions2019,11,1: | 1 |