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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 | Twa1/Gid8 is a β-catenin nuclear retention factor in Wnt signaling and colorectal tumorigenesis显示文摘 | Yi Lu Shanshan Xie Wen Zhang Cheng Zhang Cheng Gao Qiang Sun Yuqi Cai Zhangqi Xu Min Xiao Yanjun Xu Xiao Huang Ximei Wu Wei Liu Fudi Wang Yibin Kang Tianhua Zhou | 2017 | Cell Research2017,27,12: | 9 |
| 3 | Parkin promotes proteasomal degradation of p62: implication of selective vulnerability of neuronal cells in the pathogenesis of Parkinson's disease显示文摘 | Pingping Song Shanshan Li Hao Wu Ruize Gao Guanhua Rao Dongmei Wang Ziheng Chen Biao Ma Hongxia Wang Nan Sui Haiteng Deng Zhuohua Zhang Tieshan Tang Zheng Tan Zehan Han Tieyuan Lu Yushan Zhu Quan Chen | 2016 | Protein & Cell2016,7,2: | 8 |
| 4 | Nb2C MXene-Functionalized Scaffolds Enables Osteosarcoma Phototherapy and Angiogenesis/Osteogenesis of Bone Defects显示文摘Early surgical resection and chemotherapy of bone cancer are commonly used in the treatment of bone tumor,but it is still highly challenging to prevent recurrence and fill the bone defect caused by the resection site.In this work,we report a rational integration of photonic-responsive two-dimensional(2D)ultrathin niobium carbide(Nb2C)MXene nanosheets(NSs)into the 3D-printed bone-mimetic scaffolds(NBGS)for osteosarcoma treatment.The integrated 2D Nb2C-MXene NSs feature specific photonic response in the second near-infrared(NIR-II)biowindow with high tissue-penetrating depth,making it highly efficient in killing bone cancer cells.Importantly,Nb-based species released by the biodegradation of Nb2C MXene can obviously promote the neogenesis and migration of blood vessels in the defect site,which can transport more oxygen,vitamins and energy around the bone defect for the reparative process,and gather more immune cells around the defect site to accelerate the degradation of NBGS.The degradation of NBGS provides sufficient space for the bone remodeling.Besides,calcium and phosphate released during the degradation of the scaffold can promote the mineralization of new bone tissue.The intrinsic multifunctionality of killing bone tumor cell and promoting angiogenesis and bone regeneration makes the engineered Nb2C MXeneintegrated composite scaffolds a distinctive implanting biomaterial on the efficient treatment of bone tumor. | Junhui Yin Shanshan Pan Xiang Guo Youshui Gao Daoyu Zhu Qianhao Yang Junjie Gao Changqing Zhang Yu Chen | 2021 | Nano-Micro Letters2021,13,2: | 5 |
| 5 | MATRIEX imaging:multiarea two-photon real-time in vivo explorer显示文摘Two-photon laser scanning microscopy has been extensively applied to study in vivo neuronal activity at cellular and subcellular resolutions in mammalian brains.However,the extent of such studies is typically confined to a single functional region of the brain.Here,we demonstrate a novel technique,termed the multiarea two-photon real-time in vivo explorer(MATRIEX),that allows the user to target multiple functional brain regions distributed within a zone of up to 12mm in diameter,each with a field of view(FOV)of ~200μm in diameter,thus performing two-photon Ca2+imaging with single-cell resolution in all of the regions simultaneously.For example,we demonstrate real-time functional imaging of single-neuron activities in the primary visual cortex,primary motor cortex and hippocampal CA1 region of mice in both anesthetized and awake states.A unique advantage of the MATRIEX technique is the configuration of multiple microscopic FOVs that are distributed in three-dimensional space over macroscopic distances(>1 mm)both laterally and axially but that are imaged by a single conventional laser scanning device.In particular,the MATRIEX technique can be effectively implemented as an add-on optical module for an existing conventional single-beam-scanning two-photon microscope without requiring any modification to the microscope itself.Thus,the MATRIEX technique can be readily applied to substantially facilitate the exploration of multiarea neuronal activity in vivo for studies of brain-wide neural circuit function with single-cell resolution. | Mengke Yang Zhenqiao Zhou Jianxiong Zhang Shanshan Jia Tong Li Jiangheng Guan Xiang Liao Bing Leng Jing Lyu Kuan Zhang Min Li Yan Gong Zhiming Zhu Junan Yan Yi Zhou Jian K Liu Zsuzsanna Varga Arthur Konnerth Yuguo Tang Jinsong Gao Xiaowei Chen Hongbo Jia | 2019 | Light(Science & Applications)2019,8,1: | 4 |
| 6 | Visually monitoring the etching process of gold nanoparticles by KI/12 at single-nanoparticle level using scattered-light dark-field microscopic imaging显示文摘 | Shanshan Sun Mingxuan Gao Gang Lei Hongyan Zou Jun Ma Chengzhi Huang | 2016 | Nano Research2016,9,4: | 4 |
| 7 | Genetic architecture and key genes controlling the diversity of oil composition in rice grains显示文摘Rice grain oil is a valuable nutrient source.However,the genetic basis of oil biosynthesis in rice grains remains unclear.In this study,we performed a genome-wide association study on oil composition and oil concentration in a diverse panel of 533 cultivated rice accessions.High variation for 11 oil-related traits was observed,and the oil composition of rice grains showed differentiation among the subpopulations.We identified 46 loci that are significantly associated with grain oil concentration or composition,16 of which were detected in three recombinant inbred line populations.Twenty-six candidate genes encoding enzymes involved in oil metabolism were identified from these 46 loci,four of which(PAL6,LIN6,MYR2,and ARA6)were found to contribute to natural variation in oil composition and to show differentiation among the subpopulations.Interestingly,population genetic analyses revealed that specific haplotypes of PAL6 and LIN6 have been selected in japonica rice.Based on these results,we propose a possible oil biosynthetic pathway in rice grains.Collectively,our results provide new insights into the genetic basis of oil biosynthesis in rice grains and can facilitate marker-based breeding of rice varieties with enhanced oil and grain quality. | Hao Zhou Duo Xia Pingbo Li Yiting Ao Xiaodong Xu Shanshan Wan Yanhua Li Bian Wu Huan Shi Kaiyue Wang Guanjun Gao Qinglu Zhang Gongwei Wang Jinghua Xiao Xianghua Li Sibin Yu Xingming Lian Yuqing He | 2021 | Molecular Plant2021,14,3: | 4 |
| 8 | Binding between Prion Protein and Aβ Oligomers Contributes to the Pathogenesis of Alzheimer’s Disease显示文摘A plethora of evidence suggests that protein misfolding and aggregation are underlying mechanisms of various neurodegenerative diseases,such as prion diseases and Alzheimer's disease(AD).Like prion diseases,AD has been considered as an infectious disease in the past decades as it shows strain specificity and transmission potential.Although it remains elusive how protein aggregation leads to AD,it is becoming clear that cellular prion protein(PrP^c)plays an important role in AD pathogenesis.Here,we briefly reviewed AD pathogenesis and focused on recent progresses how PrP^c contributed to AD development.In addition,we proposed a potential mechanism to explain why infectious agents,such as viruses,conduce AD pathogenesis.Microbe infections cause AD deposition and upregulation of PrP^c,which lead to high affinity binding between AD oligomers and PrP^c.The interaction between PrP^c and AP oligomers in turn activates the Fyn signaling cascade,resulting in neuron death in the central nervous system(CNS).Thus,silencing PrP^c expression may turn out be an effective treatment for PrP^c dependent AD. | Chang Kong Hao Xie Zhenxing Gao Ming Shao Huan Li Run Shi Lili Cai Shanshan Gao Taolei Sun Chaoyang Li | 2019 | Virologica Sinica2019,34,5: | 4 |
| 9 | Preparation and Adsorption Properties of Biomass Activated Carbon from Ginger Stems显示文摘Biomass activated carbon(BAC)was produced from ginger stems by carbonization and activation presented high specific surface areas and mesoporous structures.The carbonization temperature of the ginger stems were controlled within 500~900℃.The optimal carbonization condition is as follows:carbonization temperature of 700℃,carbonization time of 6 h.The determined optimum activation condition is:temperature of 800℃,activator of KOH and carbonized product/alkali ratio of 1:4(w/w).The carbonization yield,BAC yield and Brunauer-Emmett-Teller(BET)surface area were measured and the adsorption performance of BAC to nitrogen was investigated.The results showed that the nitrogen adsorption isotherm curve was as type I isotherm.It was finally determined that the BET surface area was 660 m2/g under the abovementioned optimal conditions of carbonization and activation.The FESEM analysis indicates that the obtained BAC is of micropore structure. | Jinling Liu Xiaoming Song Shanshan Gao Fushan Chen | 2019 | Paper And Biomaterials2019,4,4: | 3 |
| 10 | Synthesis of Chitosan-Hydroxyapatite Composites and Its Effect on the Properties of Bioglass Bone Cement显示文摘Chitosan-hydroxyapatite(CS-HA) composite powders were synthesized via in situ co-precipitation method,through the reaction of Ca(NO3)2 and H3PO4 in the simulated body fluid(SBF) containing appropriate amount of chitosan.The thermal evolution,microstructure and morphology were studied by TG-DTA(thermogravimetry-differential thermal analysis),XRD(X-ray diffraction),FTIR(Fourier transform infrared spectroscopy) and TEM(transmission electron microscopy).The in vitro bioactivity test showed that the obtained CS-HA composites had higher capability of inducing calcium ions deposition.Effects of CS-HA composites on the bioactivity and compressive strength of bioglass bone cement were investigated.The results indicated that the bioactivity of bioglass bone cement could be improved further when CS-HA composite powders were added into the cement,and appropriate amount of CS-HA additive was favorable for compressive strength improvement of bioglass bone cement. | Jingxiao Liu Fei Shi Ling Yu Liting Niu Shanshan Gao | 2009 | Journal of Materials Science & Technology2009,25,4: | 3 |
| 11 | A high-quality reference genome of wild Cannabis sativa显示文摘Cannabis sativa is a well-known plant species that has great economic and ecological significance.An incomplete genome of cloned C.sativa was obtained by using SOAPdenovo software in 2011.To further explore the utilization of this plant resource,we generated an updated draft genome sequence for wild-type varieties of C.sativa in China using PacBio single-molecule sequencing and Hi-C technology.Our assembled genome is approximately 808 Mb,with scaffold and contig N50 sizes of 83.00 Mb and 513.57 kb,respectively.Repetitive elements account for 74.75%of the genome.A total of 38,828 protein-coding genes were annotated,98.20%of which were functionally annotated.We provide the first comprehensive de novo genome of wild-type varieties of C.sativa distributed in Tibet,China.Due to long-term growth in the wild environment,these varieties exhibit higher heterozygosity and contain more genetic information.This genetic resource is of great value for future investigations of cannabinoid metabolic pathways and will aid in promoting the commercial production of C.sativa and the effective utilization of cannabinoids.The assembled genome is also a valuable resource for intensively and effectively investigating the C.sativa genome further in the future. | Shan Gao Baishi Wang Shanshan Xie Xiaoyu Xu Jin Zhang Li Pei Yongyi Yu Weifei Yang Ying Zhang | 2020 | Horticulture Research2020,7,1: | 3 |
| 12 | Anti-fatigue activity of the water-soluble polysaccharides isolated from Panax ginseng C. A. Meyer显示文摘 | Jia Wang Shanshan Li Yuying Fan Yan Chen Dan Liu Hairong Cheng Xiaoge Gao Yifa Zhou | 2010 | Journal of Ethnopharmacology2010,,2: | 3 |
| 13 | Understanding the spatial representativeness of air quality monitoring network and its application to PM_(2.5)in the China's Mainland显示文摘Air pollution has seriously endangered human health and the natural ecosystem during the last decades.Air quality monitoring stations(AQMS)have played a critical role in providing valuable data sets for recording regional air pollutants.The spatial representativeness of AQMS is a critical parameter when choosing the location of stations and assessing effects on the population to long-term exposure to air pollution.In this paper,we proposed a methodological framework for assessing the spatial representativeness of the regional air quality monitoring network and applied it to ground-based PM_(2.5)observation in the mainland of China.Weighted multidimensional Euclidean distance between each pixel and the stations was used to determine the representativeness of the existing monitoring network.In addition,the K-means clustering method was adopted to improve the spatial representativeness of the existing AQMS.The results showed that there were obvious differences among the representative area of 1820 stations in the mainland of China.The monitoring stations could well represent the PM_(2.5)spatial distribution of the entire region,and the effectively represented area(i.e.the area where the Euclidean distance between the pixels and the stations was lower than the average value)accounted for 67.32%of the total area and covered 93.12%of the population.Forty additional stations were identified in the Northwest,North China,and Northeast regions,which could improve the spatial representativeness by 14.31%. | Ling Su Chanchan Gao Xiaoli Ren Fengying Zhang Shanshan Cao Shiqing Zhang Tida Chen Mengqing Liu Bingchuan Ni Min Liu | 2022 | Geoscience Frontiers2022,13,3: | 3 |
| 14 | Recent advances in developing small-molecule inhibitors against SARS-CoV-2显示文摘The COVID-19 pandemic caused by the novel SARS-CoV-2 virus has caused havoc across the entire world.Even though several COVID-19 vaccines are currently in distribution worldwide,with others in the pipeline,treatment modalities lag behind.Accordingly,researchers have been working hard to understand the nature of the virus,its mutant strains,and the pathogenesis of the disease in order to uncover possible drug targets and effective therapeutic agents.As the research continues,we now know the genome structure,epidemiological and clinical features,and pathogenic mechanism of SARS-CoV-2.Here,we summarized the potential therapeutic targets involved in the life cycle of the virus.On the basis of these targets,small-molecule prophylactic and therapeutic agents have been or are being developed for prevention and treatment of SARS-CoV-2 infection. | Rong Xiang Zhengsen Yu Yang Wang Lili Wang Shanshan Huo Yanbai Li Ruiying Liang Qinghong Hao Tianlei Ying Yaning Gao Fei Yu Shibo Jiang | 2022 | Acta Pharmaceutica Sinica B2022,12,4: | 3 |
| 15 | Cryo-EM structures of human m^(6)A writer complexes显示文摘N6-methyladenosine(m^(6)A)is the most abundant ribonucleotide modification among eukaryotic messenger RNAs.The m^(6)A“writer”consists of the catalytic subunit m^(6)A-METTL complex(MAC)and the regulatory subunit m^(6)A-METTL-associated complex(MACOM),the latter being essential for enzymatic activity.Here,we report the cryo-electron microscopy(cryo-EM)structures of MACOM at a 3.0-Åresolution,uncovering that WTAP and VIRMA form the core structure of MACOM and that ZC3H13 stretches the conformation by binding VIRMA.Furthermore,the 4.4-Åresolution cryo-EM map of the MACOM–MAC complex,combined with crosslinking mass spectrometry and GST pull-down analysis,elucidates a plausible model of the m^(6)A writer complex,in which MACOM binds to MAC mainly through WTAP and METTL3 interactions.In combination with in vitro RNA substrate binding and m^(6)A methyltransferase activity assays,our results illustrate the molecular basis of how MACOM assembles and interacts with MAC to form an active m^(6)A writer complex. | Shichen Su Shanshan Li Ting Deng Minsong Gao Yue Yin Baixing Wu Chao Peng Jianzhao Liu Jinbiao Ma Kaiming Zhang | 2022 | Cell Research2022,32,11: | 3 |
| 16 | Quantitative deconvolution of autocorrelations and cross correlations from two-dimensional lifetime decay maps in fluorescence lifetime correlation spectroscopy显示文摘Fluorescence correlation spectroscopy(FCS) is a widely used method for measuring molecular diffusion and chemical kinetics. However, when a mixture of fluorescent species is taken into account, the conventional FCS method has limitations in extracting autocorrelations for different species and cross correlations between different species. Recently developed fluorescence lifetime correlation spectroscopy(FLCS) based on time-tagged time-resolved(TTTR) photon recording, which can record the global and micro arrival time for each individual photon, has been used to discriminate different species according to fluorescence lifetime. Here, based on two-dimensional lifetime decay maps constructed from TTTR photon stream, we have developed a quantitative lifetime-deconvolution FCS model(LDFCS) to extract precise chemical rates for chemical conversions in multi-species systems. The key point of LDFCS model is separation of different species according to the global distribution of fluorescence lifetime and then deconvolution of autocorrelations and cross-correlations from the two-dimensional lifetime decay maps constructed by the micro arrival times of photon pairs at each delay time. | Shanshan Gao Menghua Cui Ruiru Li Ling Liang Ying Liu Liming Xie | 2017 | Science Bulletin2017,62,1: | 2 |
| 17 | A Simple, Low-cost Method to Fabricate Drag-reducing Coatings on a Macroscopic Model Ship显示文摘 | WANG Zhipeng ZHANG Songsong GAO Shan OUYANG Xiao LI Jie LI Rui WEI Hao SHUAI Zhijun LI Wanyou LYU Shanshan | 2018 | Chemical Research in Chinese Universities2018,34,4: | 2 |
| 18 | Ultrasensitive and stable all graphene field-effect transistor-based Hg^(2+)sensor constructed by using different covalently bonded RGO films assembled by different conjugate linking molecules显示文摘As'molecular bridge,'coupling agents can not only realize the covalent connection of composites,but also affect their properties,thus affecting the properties of devices based on them.Herein,leveraging differences in charge conduction properties of the(3-aminopropyl)trimethoxysilane and 5,10,15,20-tetrakis(4-aminophenyl)-21H,23H-porphine caused by conjugacy structural differences,two kinds of layerby-layer assembled smart carbon materials with different electrical properties are obtained at the same reduction temperature.The two graphene ultrathin films are then“planted”on Si/SiO2 substrates,respectively,as semiconductor layer and source/drain electrodes to fabricate an ultra-stable all-graphene field effect transistor(AG-FET).Enabled by the covalent functionalized configuration and the functionally diverse of coupling agents,the AG-FET obtained by this simple method won the high electrical characteristics,the hole,electron mobility,and the shelflife could reach 3.79 cm2/(V·s),3.78 cm2/(V·s),and 18months,respectively.In addition,good material stability and excellent device structure endow the device exceptional stability,electrical stability,and solvent resistance,improving its application prospect in solution phase sensing/detection.Such characteristics could be used to sense,transduce,and respond to external stimuli,especially in solution phase to monitor the important analytes,such as Hg^(2+)in a flowing sewage environment.We believe that such easy-to-manufacture AG-FETs with ultrahigh performance and ultrahigh stability could also show great application prospects in other significant fields. | Mingyuan Sun Congcong Zhang Duo Chen Jian Wang Yanchen Ji Na Liang Haoyang Gao Shanshan Cheng Hong Liu | 2021 | SmartMat2021,2,2: | 2 |
| 19 | Octagold selenido nanoclusters:Significance of surface ligands on tuning geometric and electronic structure of Au8Se2 kernel显示文摘Two diphosphine-protected superatom gold selenido nanoclusters,[Au_(8)Se_(2)(dppm)4]^(2+)(SD/Au_(8)a,dppm=Ph_(2)PCH_(2)PPh_(2))and[Au_(8)Se_(2)(dppe)4]^(2+)(SD/Au_(8)b,dppe=Ph_(2)P(CH_(2))2PPh_(2)),were obtained by the reduction of[Au(SMe2)Cl]in the presence of Ph3PSe as the selenium ion releasing agents.Both can be regarded as“superatoms”with 1S^(2)configuration based on the spherical Jellium model.Despite the same metal-ligand binding motifs on the surface and the intrinsic C_(2)molecular symmetry,the configurations of Au_(8)Se_(2)kernels in them are different in terms of Au-Au bonded metallic frameworks.SD/Au_(8)a displays a heart-shaped[core+exo]type structure(Au4 tetrahedron core+two exo Au2Se units),whereas the two exo Au_(2)Se counterparts in SD/Au_(8)b are additionally locked by an obvious Au-Au bond,forming a distorted hexagonal Au6 ring with two capping AuSe units appended above and below it.Consequently,they showed different photophysical properties as reflected by their electronic absorption and emission spectra.Especially,both SD/Au_(8)a and SD/Au_(8)b exhibit blue-shifted thermochromic luminescence upon cooling from 293 to 83 K but the latter exhibits anomalous emission intensity evolution trends due to the occurrence of temperature-induced phase transition as revealed by varied-temperature crystallographic analyses.This work not only clearly illustrates the significance of ligands on tuning the kernel structure but also provides two rarely comparable examples for better understanding of the structure-property relationship of gold nanoclusters. | Shanshan Zhang Yingzhou Li Lei Feng Qingwang Xue Zhiyong Gao Chenho Tung Di Sun | 2021 | Nano Research2021,14,10: | 2 |
| 20 | Hepatitis C virus-induced prion protein expression facilitates hepatitis C virus replication显示文摘Hepatitis C virus(HCV) infects approximately 180 million people worldwide. Significant progress has been made since the establishment of in vitro HCV infection models in cells. However, the replication of HCV is complex and not completely understood. Here, we found that the expression of host prion protein(Pr P) was induced in an HCV replication cell model. We then showed that increased Pr P expression facilitated HCV genomic replication. Finally, we demonstrated that the KKRPK motif on the N-terminus of Pr P bound nucleic acids and facilitated HCV genomic replication. Our results provided important insights into how viruses may harness cellular protein to achieve propagation. | Huixia Zhang Shanshan Gao Rongjuan Pei Xinwen Chen Chaoyang Li | 2017 | Virologica Sinica2017,32,6: | 2 |