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24篇 您的检索式:作者名="Shipeng Zhao"
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1Gene expression signatures for phlegm-dampness constitution of Chinese Medicine显示文摘Dear Editor,The term'individualized medicine'was first used in Biochemistry Individuality in 1956 by Williams(Williams et al.,1956).With the emergence of the post-genome era in the21st century,individualized precision medicine has attracted increasing attention.In traditional Chinese medicine(TCM),there is also concept of individualized medicine,which is known as the Chinese constitutional theory,proposed in the1970s(Wang,2012).According to this theory,theLingru Li Juan Feng Haiqiang Yao Lan Xie Yu Chen Lingling Yang Shujuan Hou Shipeng Zhao Ranran Sun Yanling Wu Tongtong Bai Yingshuai Li Ruoxi Yu Ji Wang Qi Wang 2017Science China(Life Sciences)2017,60,1:13
2Cancer metabolism and tumor microenvironment:fostering each other?显示文摘The changes associated with malignancy are not only in cancer cells but also in environment in which cancer cells live.Metabolic reprogramming supports tumor cells’high demand of biogenesis for their rapid proliferation,and helps tumor cells to survive under certain genetic or environmental stresses.Emerging evidence suggests that metabolic alteration is ultimately and tightly associated with genetic changes,in particular the dysregulation of key oncogenic and tumor suppressive signaling pathways.Cancer cells activate HIF signaling even in the presence of oxygen and in the absence of growth factor stimulation.This cancer metabolic phenotype,described firstly by German physiologist Otto Warburg,ensures enhanced glycolytic metabolism for the biosynthesis of macromolecules.The conception of metabolite signaling,i.e.,metabolites are regulators of cell signaling,provides novel insights into how reactive oxygen species(ROS)and other metabolites deregulation may regulate redox homeostasis,epigenetics,and proliferation of cancer cells.Moreover,the unveiling of noncanonical functions of metabolic enzymes,such as the moonlighting functions of phosphoglycerate kinase 1(PGK1),reassures the importance of metabolism in cancer development.The metabolic,microRNAs,and ncRNAs alterations in cancer cells can be sorted and delivered either to intercellular matrix or to cancer adjacent cells to shape cancer microenvironment via media such as exosome.Among them,cancer microenvironmental cells are immune cells which exert profound effects on cancer cells.Understanding of all these processes is a prerequisite for the development of a more effective strategy to contain cancers.Yiyuan Yuan Huimin Li Wang Pu Leilei Chen Dong Guo Hongfei Jiang Bo He Siyuan Qin Kui Wang Na Li Jingwei Feng Jing Wen Shipeng Cheng Yaguang Zhang Weiwei Yang Dan Ye Zhimin Lu Canhua Huang Jun Mei Hua-Feng Zhang Ping Gao Peng Jiang Shicheng Su Bing Sun Shi-Min Zhao 2022Science China(Life Sciences)2022,65,2:5
3Effect of acupuncture at Renying(ST 9) on gene expression profile of hypothalamus in spontaneously hypertensive rats显示文摘OBJECTIVE: To investigate changes in gene expression profiles in the hypothalamus related to the effects of acupuncture at the Renying(ST 9) acupoint in spontaneously hypertensive(SH) rats.METHODS: We randomly divided 18 SH rats into Renying(ST 9) group and model control group, 9 body weight-matched Wistar-Kyoto rats were used as blank controls. Acupuncture was performed manually for 20-min daily over 28 d in the Renying(ST 9) group. Rat Gene 2.0 array technology was used for the determination of gene expression profiles and the screened key genes were verified by real-time quantitative polymerase chain reaction(RT-PCR) analyses.RESULTS: The different groups exhibited differential gene expression: compared with the blank control group, 48 genes were up-regulated and 91 genes were down-regulated in the model group;compared with the model group, 79 genes were up-regulated and 80 genes were down-regulated in Renying(ST 9) group. The RT-PCR results of the key genes including Chi3 l1, Ephx2, Klk1, 5-HT1 A and Cbs were consistent with that of gene chip analysis.CONCLUTION: Acupuncture at Renying(ST 9)could significantly lower the blood pressure of SH rats and affect their hypothalamic gene expression profile. Genes associated with the contraction of vascular smooth muscle and the regulation of inflammation, neurotransmitters may be involved in acupuncture's antihypertensive mechanism.Guo Yan Lu Juan Liang Jingrong Zhao Ruili Xu Jing Zhang Wei Park Kibeum Zhu Shipeng Chen Huan Ma Liangxiao 2018Journal of Traditional Chinese Medicine2018,38,2:4
4ADAPTIVE QUADRILATERAL AND HEXAHEDRAL FINITE ELEMENT METHODS WITH HANGING NODES AND CONVERGENCE ANALYSIS显示文摘In this paper we study the convergence of adaptive finite element methods for the generalnon-affine equivalent quadrilateral and hexahedral elements on 1-irregular meshes withhanging nodes.Based on several basic ingredients,such as quasi-orthogonality,estimatorreduction and D(o|¨)fler marking strategy,convergence of the adaptive finite element methodsfor the general second-order elliptic partial equations is proved.Our analysis is effectivefor all conforming Q_m elements which covers both the two- and three-dimensional cases ina unified fashion.Xuying Zhao Shipeng Mao Zhong-Ci Shi 2010Journal of Computational Mathematics2010,28,5:3
5Vitamin B6 regulates IL-33 homeostasis to alleviate type 2 inflammation显示文摘Interleukin-33(IL-33)is a crucial nuclear cytokine that induces the type 2 immune response and maintains immune homeostasis.The fine-tuned regulation of IL-33 in tissue cells is critical to control of the type 2 immune response in airway inflammation,but the mechanism is still unclear.Here,we found that healthy individuals had higher phosphate-pyridoxal(PLP,an active form of vitamin B6)concentrations in the serum than asthma patients.Lower serum PLP concentrations in asthma patients were strongly associated with worse lung function and inflammation.In a mouse model of lung inflammation,we revealed that PLP alleviated the type 2 immune response and that this inhibitory effect relied on the activity of IL-33.A mechanistic study showed that in vivo,pyridoxal(PL)needed to be converted into PLP,which inhibited the type 2 response by regulating IL-33 stability.In mice heterozygous for pyridoxal kinase(PDXK),the conversion of PL to PLP was limited,and IL-33 levels were increased in the lungs,aggravating type 2 inflammation.Furthermore,we found that the mouse double minute 2 homolog(MDM2)protein,an E3 ubiquitin-protein ligase,could ubiquitinate the N-terminus of IL-33 and sustain IL-33 stability in epithelial cells.PLP reduced MDM2-mediated IL-33 polyubiquitination and decreased the level of IL-33 through the proteasome pathway.In addition,inhalation of PLP alleviated asthma-related effects in mouse models.In summary,our data indicate that vitamin B6 regulates MDM2-mediated IL-33 stability to constrain the type 2 response,which might help develop a potential preventive and therapeutic agent for allergy-related diseases.Songling Zhu Shufen Zhong Kebin Cheng Li-Sha Zhang Jiu-wu Bai Zu Cao Su Wang Wen Chen Shipeng Cheng Liyan Ma Zhiyang Ling Yuying Huang Wangpeng Gu Xiaoyu Sun Chunyan Yi Meng Zhao Shuo Liang Jin-Fu Xu Bing Sun Yaguang Zhang 2023Cellular & Molecular Immunology2023,20,7:1
6WIOB- SS:The Chinese low-power digital ionosonde for ionospheric backscattering detection显示文摘Chen Gang Zhao Zhengyu Li Shipeng 2009Advances in Space Research2009,43,9:1
7Study on the Risk Prediction of Real Estate Investment Whole Process Based on Support Vector Machine显示文摘Wangqing Li Yong Zhao Wenqing Meng Shipeng Xu 0,,:1
8Recent advances in bismuth-based multimetal oxide photocatalysts for hydrogen production from water splitting:Competitiveness,challenges,and future perspectives显示文摘The efficient utilization of photocatalytic technology is essential for clean energy.Bismuth-based multimetal oxides(Bi_(2)WO_(6),Bi_(2)MoO_(6),BiVO_(4)and Bi_(4)Ti_(3)O_(12))have aroused widespread attention as a visible light responsive photocatalyst for hydrogen evolution due to their low cost,nontoxicity,modifiable morphology,and outstanding optical and chemical properties.Nevertheless,the photocatalytic activities of pure materials are unsatisfactory because of their relative small specific surface area,poor quantum yield,and the rapid recombination of photogenerated carriers.Therefore,some modification strategies,including morphological control,semiconductor combination,doping,and defect engineering,have been systematically studied to enhance photocatalytic H_(2)evolution activity in the past few years.Herein,we summarize the recent research progress on bismuth-based photocatalysts,pointing out the prospects,opportunities and challenges of bismuth-based photocatalysts.Eventually,we aims to put forward valuable suggestions for designing of bismuth-based photocatalysts applied in hydrogen production on the premise of consolidating the existing theoretical basis of photocatalysis.Zheng Zhu Shipeng Wan Yunxia Zhao Yaxin Gu Yaobin Wang Yong Qin Zhihui Zhang Xinlei Ge Qin Zhong Yunfei Bu 2021Materials Reports(Energy)2021,1,2:1
9WIOBSS: The Chinese Low-power Digital Iono- sonde for Ionospheric Baekscattering Detection显示文摘Chen Gang Zhao Zhengyu Li Shipeng 2009J Adv Space Res2009,43,9:1
10Magnetoresistance anomaly in Fe_(5)GeTe_(2)homo-junctions induced by its intrinsic transition显示文摘Two-dimensional van der Waals(2D vdW)magnets have attracted great attention recently and possess the unprecedented advantages of incorporating high-quality vdW heterostructures and homostructures into spintronic devices,and exploring various physical phenomena or technologies.Among them,Fe_(5)GeTe_(2)(F5GT)has ferromagnetic order close to room temperature,however the magnetic properties near its intrinsic transitions and F5GT-based 2D devices remain mostly unexplored.Here,we systematically demonstrate the peculiar magnetic properties of Fe_(5)GeTe_(2)nanoflakes near its intrinsic transition temperature(Tp)which is far lower than its Curie temperature(TC)of~265 K,and firstly discover anomalous magnetoresistance effect in F5GT homo-junctions by magneto-transport measurements.The strongest anomalous Hall effect occurs around Tp which is located in a temperature range from 130 to 160 K for the F5GT nanoflakes with different thicknesses.Furthermore,negative magnetoresistance(N-MR)and butterfly-shaped magnetoresistance(B-MR)are observed in F5GT homo-junction devices,and they appeared only in an intermediate temperature range from 110 to 160 K,noticeably showing the maxima near the T_(p)rather than the lowest temperature.Our experimental results clearly reveal the significant influence of intrinsic transitions on magnetic properties of F5GT and magnetoresistance effect in F5GT homo-junction devices,which imply a new strategy to achieve highperformance 2D spintronic devices by tuning intrinsic magnetic or structural transitions in 2D vdW magnets.Ruijie Zhao Yanfei Wu Shaohua Yan Xinjie Liu He Huang Yang Gao Mengyuan Zhu Jianxin Shen Shipeng Shen Weifeng Xu Zeyu Zhang Liyuan Zhang Jingyan Zhang Xinqi Zheng Hechang Lei Ying Zhang Shouguo Wang 2023Nano Research2023,16,7:0
11Bitumen formation of Cambrian Longwangmiao Formation in the central Sichuan and its implication for hydrocarbon accumulation显示文摘Based on organic petrology,organic geochemistry and SEM method,type,formation period and source of bitumens in the Cambrian Longwangmiao Formation in the central Sichuan Basin were well investigated,and combined with fluid inclusions and tectonic evolution characteristics,the hydrocarbon accumulation history of the gas reservoir of the Longwangmiao Formation in the Anyue gasfield was also studied.The result shows that all bitumens in the Longwangmiao Formation was from the Lower Cambrian source rocks,it had multiple genetic types which was dominated by the pyrolysis genetic type;the bitumens were formed into three stages,i.e.,the bitumen of the oxidized water-washing type in the first stage,the bitumen of the precipitated type in the second stage,and the bitumen of the pyrolyzed type in the third stage;the gas reservoir in the Anyue gasfield experienced five stages of hydrocarbon charging,including two stages of liquid hydrocarbon charging,charging of the kerogen pyrolysis gas in the Late Triassic-Early Jurassic,charging of the crude oil pyrolysis gas in the Late Jurassic-Early Cretaceous and charging of the dry gas charging in the Himalayan trap reformation and adjustment process.Bin Hao Wenzhi Zhao Suyun Hu Shuyuan Shi Ping Gao Tongshan Wang Shipeng Huang Hua Jiang 2018Petroleum Research2018,3,1:0
12Geological conditions, reservoir evolution and favorable exploration directions of marine ultra-deep oil and gas in China显示文摘By analyzing the structural background,petroleum geological conditions,and typical regional(paleo) oil and gas reservoirs in marine ultra-deep oil and gas regions in China,this paper reveals the evolution processes of the marine ultra-deep oil and gas reservoirs and the key controlling factors of accumulation.The marine ultra-deep oil and gas resources in China are buried at depth of greater than 6000 m,and are mainly distributed in the Precambrian and Lower Paleozoic strata in the Sichuan,Tarim and Ordos cratonic basins.The development of marine ultra-deep source rocks in China is controlled by cratonic rifts and cratonic depressions with the background of global supercontinent breakup-convergence cycles.The source rocks in Sichuan Basin have the most developed strata,followed by Tarim Basin,and the development strata and scale of Ordos Basin needs to be further confirmed.The marine ultra-deep reservoir in China is dominated by carbonate rocks,and the reservoir performance is controlled by high-energy sedimentary environment in the early stage,superimposed corrosion and fracture in the later stage.The regional caprocks are dominated by gypsum salt rocks,shale,and tight carbonate rock.The ultra-deep oil and gas fields in China have generally experienced two stages of oil-reservoir forming,cracking(or partial cracking) of paleo-oil reservoirs,and late finalization of cracked gas(or highly mature to over mature oil and gas).The oil and gas accumulation is controlled by static and dynamic geological elements jointly.Major hydrocarbon generation center,high quality and large-scale reservoir resulted from karstification of high energy facies belt,thick gypsum rock or shale caprock,and stable trapping and preservation conditions are the key factors for accumulation of ultra-deep oil and gas.We propose three favorable exploration directions,i.e.the areas around intracratonic rift and intracratonic depression,and craton margin.LI Jianzhong TAO Xiaowan BAI Bin HUANG Shipeng JIANG Qingchun ZHAO Zhenyu CHEN Yanyan MA Debo ZHANG Liping LI Ningxi SONG Wei 2021Petroleum Exploration and Development2021,48,1:0
13Optimized thyroid transcription factor-1 core promoter-driven microRNA-7 expression effectively inhibits the growth of human non-small-cell lung cancer cells显示文摘Targeted gene therapy has become a promising approach for lung cancer treatment.In our previous work,we reported that the targeted expression of microRNA-7(miR-7)operated by thyroid transcription factor-1(TTF-1)promoter inhibited the growth of human lung cancer cells in vitro and in vivo;however,the intervention efficiency needed to be further improved.In this study,we identified the core promoter of TTF-1(from-1299 bp to-871 bp)by 5’deletion assay and screened out the putative transcription factors nuclear factor-1(NF-1)and activator protein-1(AP-1).Further analysis revealed that the expression level of NF-1,but not AP-1,was positively connected with the activation of TTF-1 core promoter in human non-small-cell lung cancer(NSCLC)cells.Moreover,the silencing of NF-1 could reduce the expression level of miR-7 operated by TTF-1 core promoter.Of note,we optimized four distinct sequences to form additional NF-1-binding sites(TGGCA)in the sequence of TTF-1 core promoter(termed asTTF-1 promoter),and verified the binding efficiency of NF-1 on theTTF-1 promoter by electrophoretic mobility shift assay(EMSA).As expected,theTTF-1 promoter could more effectively drive miR-7 expression and inhibit the growth of human NSCLC cells in vitro,accompanied by a reduced transduction of NADH dehydrogenase(ubiquinone)1αsubcomplex 4(NDUFA4)/protein kinase B(Akt)pathway.Consistently,TTF-1 promoter-driven miR-7expression could also effectively abrogate the growth and metastasis of tumor cells in a murine xenograft model of human NSCLC.Finally,no significant changes were detected in the biological indicators or the histology of some important tissues and organs,including heart,liver,and spleen.On the whole,our study revealed that the optimized TTF-1 promoter could more effectively operate miR-7 to influence the growth of human NSCLC cells,providing a new basis for the development of microRNA-based targeting gene therapy against clinical lung cancer.Shipeng CHEN Lian GUAN Xu ZHAO Jing YANG Longqing CHEN Mengmeng GUO Juanjuan ZHAO Chao CHEN Ya ZHOU Yong HAN Lin XU 2022Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2022,23,11:0
14Heteroatom Doped Graphdiyne and Analogues:Synthesis,Structures and Applications显示文摘As a new carbon allotrope,graphdiyne(GDY)has shown intensive practical application prospects in the energy field,catalysis,gas separation,etc.,due to its unique 2Dπ-conjugated structure,rich sp-hybridized carbon atoms and semiconductor characteristics.Considerable efforts have been made to the development of well-defined GDY materials in recent years.The doping heteroatoms can further tune the structures,semiconductor properties of GDY,and expand the promising applications.This review summarized a comprehensive development of heteroatom doped GDYs,including their synthesis,structures,properties,applications in nanotechnology,as well as the forecast in the future.MAN Yixiao ZHAO Jinyu LIU Shipeng PAN Qingyan ZHAO Yingjie 2021Chemical Research in Chinese Universities2021,37,6:0
15Reliability of online near-infrared spectroscopy analysis of the ex-traction process of Huatan Qushi decoction for phlegm-dampness constitution显示文摘OBJECTIVE: To establish a quantitative model for the online analysis of hesperidin content in the extraction process of Huatan Qushi decoction for individuals with phlegm-dampness constitution by using near-infrared(NIR) spectroscopy and partial least squares(PLS) methods.METHODS: The reference content of hesperidin, an effective ingredient of Huatan Qushi decoction,was determined using high-performance liquid chromatography(HPLC). The modeling band was selected using synergy interval PLS(Si PLS) algorithms, and a PLS model demonstrating the relationship between NIR predictive values and HPLC reference values was established. The optimal modeling route was selected through global optimization of process trace parameters.RESULTS: The root mean square error of cross-validation was 9.8410. The coefficients of determination of the calibration set and prediction set were0.9860(R2 cal) and 0.9458(R_(cal)~2), respectively. The residual predictive deviation was 3.0115. The parameters demonstrated high predictive capability and reliability. The band was selected via the Si PLS method. There were seven latent variables.CONCLUSION: This study provides a favorable comprehensive evaluation method for variable selection and quality control of the Traditional Chinese Medicine extraction process.Zhao Shipeng Zheng Yanfei Li Pin Liang Xue Bao Lei Chen Yu Yu Ruoxi Sun Ranran Li Lingru Wang Qi 2017Journal of Traditional Chinese Medicine2017,37,6:0
16Design of the Signal Processor for an Ionospheric Sounding System显示文摘On the basis of the analysis of the system sounding principle, this paper introduced a new type of ionospheric oblique backscattering sound system, which is based on the pseudo- ran-dom noise phase modulated pulse compression. According to the high requirements of real-time and a large amount of computation and echo characteristics, a high-speed real-time signal processing system was established and the design of system hardware and software was focused on. The sounding results indicate that the system is equipped to handle the data fast and has a high degree of software features. It is of great significance for the realization of fast, real-time ionospheric sounding means.YANG Guobin ZHAO Zhengyu LI Shipeng SHI Shuzhu 2009Wuhan University Journal of Natural Sciences2009,14,2:0
17Anisotropic adaptive finite element method for magnetohydrodynamic flow at high Hartmann numbers显示文摘This paper presents an anisotropic adaptive finite element method(FEM) to solve the governing equations of steady magnetohydrodynamic(MHD) duct flow. A residual error estimator is presented for the standard FEM, and two-sided bounds on the error independent of the aspect ratio of meshes are provided. Based on the Zienkiewicz-Zhu estimates, a computable anisotropic error indicator and an implement anisotropic adaptive refinement for the MHD problem are derived at different values of the Hartmann number.The most distinguishing feature of the method is that the layer information from some directions is captured well such that the number of mesh vertices is dramatically reduced for a given level of accuracy. Thus, this approach is more suitable for approximating the layer problem at high Hartmann numbers. Numerical results show efficiency of the algorithm.Jikun ZHAO Shipeng MAO Weiying ZHENG 2016Applied Mathematics and Mechanics(English Edition)2016,37,11:0
18Conductive hydrogels incorporating carbon nanoparticles:A review of synthesis,performance and applications显示文摘As one of the most rapidly expanding materials,hydrogels have gained increasing attention in a variety of fields due to their biocompatibility,degradability and hydrophilic properties,as well as their remarkable adhesion and stretchability to adapt to different surfaces.Hydrogels combined with carbon-based materials possess enhanced properties and new functionalities,in particular,conductive hydrogels have become a new area of research in the field of materials science.This review aims to provide a comprehensive overview and up-to-date examination of recent developments in the synthesis,properties and applications of conductive hydrogels incorporating several typical carbon nanoparticles such as carbon nanotubes,graphene,carbon dots and carbon nanofibers.We summarize key techniques and mechanisms for synthesizing various composite hydrogels with exceptional properties,and represented applications such as wearable sensors,temperature sensors,supercapacitors and human-computer interaction reported recently.The mechanical,electrical and sensing properties of carbon nanoparticles conductive hydrogels are thoroughly analyzed to disclose the role of carbon nanoparticles in these hydrogels and key factors in the microstructure.Finally,future development of conductive hydrogels based on carbon nanoparticles is discussed including the challenges and possible solutions in terms of microstructure optimization,mechanical and other properties,and promising applications in wearable electronics and multifunctional materials.Shipeng Zhang Bo Zhao Ding Zhang Mengdan Yang Xinguang Huang Lei Han Kun Chen Xinjian Li Rui Pang Yuanyuan Shang Anyuan Cao 2023Particuology2023,,12:0
19Analysis of diagnosis and treatment of heterotopic pancreas显示文摘A case of heterotopic pancreas in the Third Affiliated Hospital of Inner Mongolia Medical University was recorded and analyzed on the basis of diagnosis,physical examination and treatment.Misdiagnosis of gastrointestinal stromal tumor(GIST)is very common since it is a rare disease.So this paper aims to enhance the doctors’awareness of GIST during clinical practice.Shipeng Song Rui Liu Shengbin Zhang Tianyong Zhao Jin Zhao Zhijian Zhang 2015Discussion of Clinical Cases2015,2,2:0
20A Pixel–Channel Hybrid Attention Model for Image Processing显示文摘In the field of image processing,better results can often be achieved through the deepening of neural network layers involving considerably more parameters.In image classification,improving classification accuracy without introducing too many parameters remains a challenge.As for image conversion,the use of the conversion model of the generative adversarial network often produces semantic artifacts,resulting in images with lower quality.Thus,to address the above problems,a new type of attention module is proposed in this paper for the first time.This proposed approach uses the pixel-channel hybrid attention(PCHA) mechanism,which combines the attention information of the pixel and channel domains.The comparative results of using different attention modules on multiple-image data verify the superiority of the PCHA module in performing classification tasks.For image conversion,we propose a skip structure(S-PCHA model) in the up-and down-sampling processes based on the PCHA model.The proposed model can help the algorithm identify the most distinctive semantic object in a given image,as this structure effectively realizes the intercommunication of encoder and decoder information.Furthermore,the results showed that the attention model could establish a more realistic mapping from the source domain to the target domain in the image conversion algorithm,thus improving the quality of the image generated by the conversion model.Qiang Hua Liyou Chen Pan Li Shipeng Zhao Yan Li 2022Tsinghua Science and Technology2022,27,5:0
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