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17篇 您的检索式:作者名="Shuning Chen"
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1Single-cell RNA sequencing in breast cancer: Understanding tumor heterogeneity and paving roads to individualized therapy显示文摘Single-cell RNA sequencing(scRNA-seq)is a novel technology that allows transcriptomic analyses of individual cells.During the past decade,scRNA-seq sensitivity,accuracy,and efficiency have improved due to innovations including more sensitive,automated,and cost-effective single-cell isolation methods with higher throughput as well as ongoing technological development of scRNA-seq protocols.Among the variety of current approaches with distinct features,researchers can choose the most suitable method to carry out their research.By profiling single cells in a complex population mix,scRNA-seq presents great advantages over traditional sequencing methods in dissecting heterogeneity in cell populations hidden in bulk analysis and exploring rare cell types associated with tumorigenesis and metastasis.scRNA-seq studies in recent years in the field of breast cancer research have clustered breast cancer cell populations with different molecular subtypes to identify distinct populations that may correlate with poor prognosis and drug resistance.The technology has also been used to explain tumor microenvironment heterogeneity by identifying distinct immune cell subsets that may be associated with immunosurveillance and are potential immunotherapy targets.Moreover,scRNA-seq has diverse applications in breast cancer research besides exploring heterogeneity,including the analysis of cell-cell communications,regulatory single-cell states,immune cell distributions,and more.scRNA-seq is also a promising tool that can facilitate individualized therapy due to its ability to define cell subsets with potential treatment targets.Although scRNA-seq studies of therapeutic selection in breast cancer are currently limited,the application of this technology in this field is prospective.Joint efforts and original ideas are needed to better implement scRNA-seq technologies in breast cancer research to pave the way for individualized treatment management.This review provides a brief introduction on the currently available scRNA-seq approaches along with their corresponding strengths and weaknesses and may act as a reference for the selection of suitable methods for research.We also discuss the current applications of scRNA-seq in breast cancer research for tumor heterogeneity analysis,individualized therapy,and the other research directions mentioned above by reviewing corresponding published studies.Finally,we discuss the limitations of current scRNA-seq technologies and technical problems that remain to be overcome.Shuning Ding Xiaosong Chen Kunwei Shen 2020Cancer Communications2020,40,8:12
2A triple-RBD-based mucosal vaccine provides broad protectionagainst SARS-CoV-2 variants of concern显示文摘The rapid mutation and spread of SARS-CoV-2 variants urge the development of effective mucosal vaccines to provide broadspectrum protection against the initial infection and thereby curb the transmission potential.Here,we designed a chimeric tripleRBD immunogen,3Ro-NC,harboring one Delta RBD and two Omicron RBDs within a novel protein scaffold.3Ro-NC elicits potent and broad RBD-specific neutralizing immunity against SARS-CoV-2 variants of concern.Notably,intranasal immunization with 3RoNC plus the mucosal adjuvant KFD(3Ro-NC+KFDi.n)elicits coordinated mucosal IgA and higher neutralizing antibody specificity(closer antigenic distance)against the Omicron variant.In Omicron-challenged human ACE2 transgenic mice,3Ro-NC+KFDi.n immunization significantly reduces the tissue pathology in the lung and lowers the viral RNA copy numbers in both the lung(85.7-fold)and the nasal turbinate(13.6-fold).Nasal virologic control is highly correlated with RBD-specific secretory IgA antibodies.Our data show that 3Ro-NC plus KFD is a promising mucosal vaccine candidate for protection against SARS-CoV-2 Omicron infection,pathology and transmission potential.Jingyi Yang Mei-Qin Liu Lin Liu Xian Li Mengxin Xu Haofeng Lin Shuning Liu Yunqi Hu Bei Li Bowen Liu Min Li Ying Sun Yao-Qing Chen Zheng-Li Shi Huimin Yan 2022Cellular & Molecular Immunology2022,19,11:3
3Rapid isolation and immune profiling of SARS-CoV-2 specific memory B cell in convalescent COVID-19 patients via LIBRA-seq显示文摘B cell response plays a critical role against SARS-CoV-2 infection.However,little is known about the diversity and frequency of the paired SARS-CoV-2 antigen-specific BCR repertoire after SARS-CoV-2 infection.Here,we performed single-cell RNA sequencing and VDJ sequencing using the memory and plasma B cells isolated from five convalescent COVID-19 patients,and analyzed the spectrum and transcriptional heterogeneity of antibody immune responses.Via linking BCR to antigen specificity through sequencing(LIBRA-seq),we identified a distinct activated memory B cell subgroup(CD11c^(high) CD95^(high))had a higher proportion of SARS-CoV-2 antigen-labeled cells compared with memory B cells.Our results revealed the diversity of paired BCR repertoire and the non-stochastic pairing of SARS-CoV-2 antigen-specific immunoglobulin heavy and light chains after SARS-CoV-2 infection.The public antibody clonotypes were shared by distinct convalescent individuals.Moreover,several antibodies isolated by LIBRA-seq showed high binding affinity against SARS-CoV-2 receptor-binding domain(RBD)or nucleoprotein(NP)via ELISA assay.Two RBD-reactive antibodies C14646P3S and C2767P3S isolated by LIBRA-seq exhibited high neutralizing activities against both pseudotyped and authentic SARS-CoV-2 viruses in vitro.Our study provides fundamental insights into B cell response following SARS-CoV-2 infection at the single-cell level.Bing He Shuning Liu Yuanyuan Wang Mengxin Xu Wei Cai Jia Liu Wendi Bai Shupei Ye Yong Ma Hengrui Hu Huicui Meng Tao Sun Yanling Li Huanle Luo Mang Shi Xiangjun Du Wenjing Zhao Shoudeng Chen Jingyi Yang Haipeng Zhu Yusheng Jie Yuedong Yang Deyin Guo Qiao Wang Yuwen Liu Huimin Yan Manli Wang Yao-Qing Chen 2021Signal Transduction and Targeted Therapy2021,6,6:2
4Single-cell atlas reveals a distinct immune profile fostered by T cell-B cell crosstalk in triple negative breast cancer显示文摘Background:Characterizing the unique immune microenvironment of each tumor is of great importance for better predicting prognosis and guiding cancer immunotherapy.However,the unique features of the immune microenvironment of triple negative breast cancer(TNBC)compared with other subtypes of breast cancer remain elusive.Therefore,we aimed to depict and compare the immune landscape among TNBC,human epidermal growth factor receptor 2-positive(HER2^(+))breast cancer,and luminal-like breast cancer.Methods:Single-cell RNA sequencing(scRNA-seq)was performed on CD45^(+)immune cells isolated from human normal breast tissues and primary breast tumors of various subtypes.By analyzing the scRNA-seq data,immune cell clusters were identified and their proportions as well as transcriptome features were compared among TNBC,human HER2^(+)breast cancer,and luminal-like breast cancer.Pseudotime and cell-cell communication analyses were also conducted to characterize the immune microenvironment.Results:ScRNA-seq data of 117,958 immune cells were obtained and 31 immune clusters were identified.A unique immunosuppressive microenvironment in TNBC was decoded as compared to that in HER2^(+)or luminal-like breast cancer,which was characterized by higher proportions of regulatory T cells(Tregs)and exhausted CD8+T cells and accompanied by more abundant plasma cells.Tregs and exhausted CD8+T cells in TNBC exhibited increased immunosuppression signature and dysfunctional scores.Pseudotime analyses showed that B cells tended to differentiate to plasma cells in TNBC.Cell-cell communication analyses indicated that these unique features are fostered by the diversified T cell-B cell crosstalk in TNBC.Based on the T cell-B cell crosstalk,a prognostic signaturewas established that could effectively predict the prognosis status for patients with TNBC.Additionally,it was found that TNBC had a higher proportion of cytotoxic natural killer(NK)cells,whereas HER2^(+)or luminal-like breast cancer lost this feature,suggesting thatHER2^(+)or luminal-like breast cancer,but not TNBC,may benefit from NK-based immunotherapy.Conclusions:This study identified a distinct immune feature fostered by T cell-B cell crosstalk in TNBC,which provides better prognostic information and effective therapeutic targets for breast cancer.Shuning Ding Niu Qiao Qingchen Zhu Yiwei Tong Shengyue Wang Xiaosong Chen Qiang Tian Yichuan Xiao Kunwei Shen 2023Cancer Communications2023,43,6:2
5Effects of Statin Therapy on Inflammatory Markers in Chronic Heart Failure: A Meta-analysis of Randomized Controlled Trials显示文摘Lei Zhang Shuning Zhang Hong Jiang Aijun Sun Yunkai Wang Yunzeng Zou Junbo Ge Haozhu Chen 2010Archives of Medical Research2010,,6:1
6VAV2 is required for DNA repair and implicated in cancer radiotherapy resistance显示文摘Radiotherapy remains the mainstay for treatment of various types of human cancer;however,the clinical efficacy is often limited by radioresistance,in which the underlying mechanism is largely unknown.Here,using esophageal squamous cell carcinoma(ESCC)as a model,we demonstrate that guanine nucleotide exchange factor 2(VAV2),which is overexpressed in most human cancers,plays an important role in primary and secondary radioresistance.We have discovered for the first time that VAV2 is required for the Ku70/Ku80 complex formation and participates in non-homologous end joining repair of DNA damages caused by ionizing radiation.Weiling Liu Chuanwang Miao Shaosen Zhang Yachen Liu Xiangjie Niu Yiyi Xi Wenjia Guo Jiahui Chu Ai Lin Hongjin Liu Xinyu Yang Xinjie Chen Ce Zhong Yuling Ma Yuqian Wang Shihao Zhu Shuning Liu Wen Tan Dongxin Lin Chen Wu 2021Signal Transduction and Targeted Therapy2021,6,9:1
7Validation of linear fractional uncertain models: solution via matrix inequalities 显示文摘Jie Chen Shuning Wang 1996IEEE Transactions on Automatic Control1996,41,6:1
8Fiber architecture in remod- eled myocardium revealed with a quantitative diffusion CMR tractog- raphy framework and his tological validation显示文摘Choukri M Shuning H Chen HH 2012J Cardiovasc Magn Reson2012,14,:1
9Microstructural Impact of Ischemia and Bone Marrow–Derived Cell Therapy Revealed With Diffusion Tensor Magnetic Resonance Imaging Tractography of the Heart In Vivo显示文摘David E. Sosnovik Choukri Mekkaoui Shuning Huang Howard H. Chen Guangping Dai Christian T. Stoeck Soeun Ngoy Jian Guan Ruopeng Wang William J. Kostis Marcel P. Jackowski Van J. Wedeen Sebastian Kozerke Ronglih Liao 2014Circulation2014,,:1
10Enhancing single-molecule conductance of platinum (Ⅱ) complexes through synergistic aromaticity-assisted structural asymmetry显示文摘Seeking the strategies of designing highly conductive molecular structures is one of the core researches in molecular electronics.As asymmetric structure has manifested feasible properties in comprehensive fields, we introduce the structures of asymmetric platinum(Ⅱ) complexes into the charge transport study at single-molecule scale for the first time. The single-molecule conductance measurement results reveal that, in platinum(Ⅱ)-aryloligoynyl structures, the conductance of asymmetrically coordinated complexes is obviously higher than that of the symmetric isomers with the same molecular length, while the conductance is almost identical in symmetric and asymmetric platinum(Ⅱ)-oligoynyl complexes. Theoretical study uncovers that, upon connecting to the oligoynyl structure, the aromatic group effectively extends the π-system of the whole conductive backbone and gathers the HOMO population mainly on the longer oligoynyl ligand, which reduces the energy barrier in electron transport and enhances the conductance through HOMO energy lifting. This result provides feasible strategy for achieving high conductive molecular devices.Ping Duan Junyang Liu Jin-Yun Wang Kai Qu Shuning Cai Fei Wang Lichuan Chen Xiaoyan Huang Ruihao Li Jia Shi Qian-Chong Zhang Wenjing Hong Zhong-Ning Chen 2020Science China Chemistry2020,63,4:0
11Multi-Agent Decision Making in Large-Scale SystemsZHU Shijing WANG Shuning CHEN Ting Institute of Systems Engineering,Department of Automatic Control Huazhong University of Science and Technology,Wuhan,430074,P.R.China 1994Systems Science and Systems Engineering1994,4,3:0
12Learning Single-Shot Detector with Mask Prediction and Gate Mechanism显示文摘Detection efficiency plays an increasingly important role in object detection tasks.One-stage methods are widely adopted in real life because of their high efficiency especially in some real-time detection tasks such as face recognition and self-driving cars.RetinaMask achieves significant progress in the field of one-stage detectors by adding a semantic segmentation branch,but it has limitation in detecting multi-scale objects.To solve this problem,this paper proposes RetinaMask with Gate(RMG)model,consisting of four main modules.It develops RetinaMask with a gate mechanism,which extracts and combines features at different levels more effectively according to the size of objects.It firstly extracted multi-level features from input image by ResNet.Secondly,it constructed a fused feature pyramid through feature pyramid network,then gate mechanism was employed to adaptively enhance and integrate features at various scales with the respect to the size of object.Finally,three prediction heads were added for classification,localization and mask prediction,driving the model to learn with mask prediction.The predictions of all levels were integrated during the post-processing.The augment network shows better performance in object detection without the increase of computation cost and inference time,especially for small objects.Jingyi Chen Haiwei Pan Qianna Cui Yang Dong Shuning He 2020国际计算机前沿大会会议论文集2020,,1:0
13Catalytic ozonation in advanced treatment of kitchen wastewater:multi-scale simulation and pilot-scale study显示文摘Catalytic ozonation is regarded as a promising technology in the advanced treatment of refractory organic wastewater.Packed-bed reactors are widely used in practical applications due to simple structures,installation and operation.However,mass transfer of packed-bed reactors is relatively restrained and amplified deviations usually occurred in scale-up application.Herein,a multi-scale packed-bed model of catalytic ozonation was established to guide pilot tests.First,a laboratory-scale test was conducted to obtain kinetic parameters needed for modeling.Then,a multi-scale packed-bed model was developed to research the effects of water distribution structure,catalyst particle size,and hydraulic retention time(HRT)on catalytic ozonation.It was found that the performance of packed bed reactor was increased with evenly distributed water inlet,HRT of 60 min,and catalyst diameter of about 3-7 mm.Last,an optimized reactor was manufactured and a pilot-scale test was conducted to treat kitchen wastewater using catalytic ozonation process.In the pilot-scale test with an ozone dosage of 50 mg/L and HRT of 60 min,the packed-bed reactor filled with catalysts I was able to reduce chemical oxygen demand(COD)from 117 to 59 mg/L.The performance of the catalytic ozonation process in the packed-bed reactor for the advanced treatment of actual kitchen wastewater was investigated via both multi-scale simulation and pilot-scale tests in this study,which provided a practical method for optimizing the reactors of treating refractory organic wastewater.Zuoyong Zhou Ni Yan Mengxi Yin Tengfei Ren Shuning Chen Kechao Lu Xiaoxin Cao Xia Huang Xiaoyuan Zhang 2023Frontiers of Environmental Science & Engineering2023,17,12:0
14Reduced ABO blood group antibody titers in patients after CD19 CAR-T cell therapy显示文摘1.INTRODUCTION With rapid developments in genetic engineering,tumor immunology,and cellular engineering,chimeric antigen receptor T cell(CAR-T)cell therapy has become a novel immunotherapy for oncology and other medical fields.1 The promising results of CD19 CAR-T treating B-cell malignancies were reported.2,3 Simultaneously,there existed many adverse events,the most reported of which including B-cell aplasia,hematological toxicity,cytokine release syndrome(CRS),and immune effector-cell–associated neurotoxicity syndrome(ICANS),3,4 but there is still lack of reports demonstrating the impact of CD19 CAR-T on the ABO blood group potency of patient’s serum.Qiang Li Zhihuan Yang Kuo Fang Shuning Wei Jiali Sun Wei Liu Xiaojuan Chen Wenyang Huang Guangji Zhang Yin Shi Yuntao Liu Xiaoyuan Gong Fang Liu Xueli Zhou Jianxiang Wang Ying Wang 2023Blood Science2023,5,1:0
15Micromechanical interlocking structure at the filler/resin interface for dental composites: a review显示文摘Dental resin composites(DRCs)are popular materials for repairing caries or dental defect,requiring excellent properties to cope with the complex oral environment.Filler/resin interface interaction has a significant impact on the physicochemical/biological properties and service life of DRCs.Shuning Zhang Xiao Wang Jiawei Yang Hongyan Chen Xinquan Jiang 2023International Journal of Oral Science2023,15,2:0
16Ultra-lightweight ceramic scaffolds with simultaneous improvement of pore interconnectivity and mechanical strength显示文摘The high porosity and interconnectivity of scaffolds are critical for nutrient transmission in bone tis-sue engineering but usually lead to poor mechanical properties.Herein,a novel method that combines acid etching(AE)with selective laser sintering(SLS)and reaction bonding(RB)of Al particles is pro-posed to realize highly improved porosity,interconnectivity,mechanical strength,and in vitro bioactivity in 3D Al_(2)O_(3) scaffolds.By controlling the oxidation and etching behaviors of Al particles,a tunable hol-low spherical feature can be obtained,which brings about the distinction in compressive response and fracture path.The prevention of microcrack propagation on the in situ formed hollow spheres results in unique near elastic buckling rather than traditional brittle fracture,allowing an unparalleled compressive strength of 3.72±0.17 MPa at a high porosity of 87.7%±0.4%and pore interconnectivity of 94.7%±0.4%.Furthermore,scaffolds with an optimized pore structure and superhydrophilic surface show excellent cell proliferation and adhesion properties.Our findings offer a promising strategy for the coexistence of out-standing mechanical and biological properties,with great potential for tissue engineering applications.Ye Dong Annan Chen Ting Yang Shuai Gao Shuning Liu Hongyi Jiang Yusheng Shi Chenglong Hu 2023Journal of Materials Science & Technology2023,,6:0
17A neutralizing-protective supersite of human monoclonal antibodies for yellow fever virus显示文摘The yellow fever virus(YFV)is a life-threatening human pathogen.Owing to the lack of available therapeutics,non-vaccinated individuals are at risk.Here,we isolated eight human monoclonal antibodies that neutralize YFV infection.Five recognized overlapping epitopes and exhibited potent neutralizing activity.Two(YD6 and YD73)were ultra-potent and conferred complete protection against the lethal challenge of YFV as both prophylactics and therapeutics in a mouse model.Crystal structures revealed that YD6 engaged the YFV envelope protein in both pre-and post-fusion states,suggesting viral inhibition by a“double-lock”mechanism.The recognition determinants for YD6 and YD73 are clustered at the premembrane(prM)-binding site.Notably,antibodies targeting this site were present in minute traces in YFV-infected individuals but contributed significantly to neutralization,suggesting a vulnerable supersite of YFV.We provide two promising candidates for immunotherapy against YFV,and the supersite represents an ideal target for epitope-based vaccine design.Yan Li Zhihai Chen Lili Wu Lianpan Dai Jianxun Qi Yan Chai Shihua Li Qihui Wang Zhou Tong Sufang Ma Xiaomin Duan Shuning Ren Rui Song Mifang Liang Wenjun Liu Jinghua Yan George F.Gao 2022The Innovation2022,3,6:0
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