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病理性瘢痕的多组学方法研究进展

组织工程与重建外科 2024年第3期20卷 362-367页

作者：郑鸿鲲单圣周季向阳杨军上海交通大学医学院附属第九人民医院整复外科上海市200011 南通市妇幼保健院外科南通市226000

病理性瘢痕包括瘢痕疙瘩和增生性瘢痕,不仅影响美观,而且危害患者的日常生活和心理健康。近年来,病理性瘢痕的发病机制研究取得了一定的进展,但仍缺乏有效的治疗手段。本文综述了病理性瘢痕的多组学方法研究进展,包括基因组学、表观基... 详细信息

病理性瘢痕包括瘢痕疙瘩和增生性瘢痕,不仅影响美观,而且危害患者的日常生活和心理健康。近年来,病理性瘢痕的发病机制研究取得了一定的进展,但仍缺乏有效的治疗手段。本文综述了病理性瘢痕的多组学方法研究进展,包括基因组学、表观基因组学、转录组学、蛋白组学、代谢组学和单细胞组学等,旨在为新型治疗方法的研发提供新的思路。

关键词：病理性瘢痕瘢痕疙瘩增生性瘢痕多组学

Cell-free expression of NO synthase and P450 enzyme for the biosynthesis of an unnatural amino acid L-4-nitrotryptophan

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Synthetic and Systems Biotechnology 2022年第2期7卷 775-783页

作者： Xintong Tian Wan-Qiu Liu Huiling Xu xiangyang ji Yushi Liu jian Li School of Physical Science and Technology ShanghaiTech UniversityShanghai201210China

Cell-free system has emerged as a powerful platform with a wide range of in vitro applications and recently has contributed to express metabolic pathways for *** we report in vitro construction of a native biosynthetic pathway for L-4-nitrotryptophan(L-4-nitro-Trp)synthesis using an Escherichia coli-based cell-free protein synthesis(CFPS)***,a nitric oxide(NO)synthase(TxtD)and a cytochrome P450 enzyme(TxtE)are responsible for synthesizing L-4-nitro-Trp,which serves as one substrate for the biosynthesis of a nonribosomal peptide herbicide thaxtomin *** coexpression of TxtD and TxtE in a heterologous host like *** for L-4-nitro-Trp production has not been achieved so far due to the poor or insoluble expression of *** CFPS,TxtD and TxtE were successfully expressed in vitro,enabling the formation of *** optimization,the cell-free system was able to synthesize approximately 360μM L-4-nitro-Trp within 16 ***,this work expands the application scope of CFPS for study and synthesis of nitro-containing compounds,which are important building blocks widely used in pharmaceuticals,agrochemicals,and industrial chemicals.

关键词： Cell-free protein synthesis NO synthase P450 enzyme L-4-nitrotryptophan In vitro biosynthesis Synthetic biology

An overview of computational photography

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Science China(Information Sciences) 2012年第6期55卷 1229-1248页

作者： SUO jinLi,ji xiangyang & DAI QiongHai Department of Automation,Tsinghua University,Beijing 100084,China Department of Automation Tsinghua University Beijing China

Computational photography is an emerging multidisciplinary *** the last two decades,it has integrated studies across computer vision,computer graphics,signal processing,applied optics and related *** are exploring new ways to break through the limitations of traditional digital imaging for the benefit of photographers,vision and graphics researchers,and image processing *** to much effort in various associated fields,the large variety of issues related to these new methods of photography are described and discussed extensively in this *** give the reader the full picture of the voluminous literature related to computational photography,this paper briefly reviews the wide range of topics in this new field,covering a number of different aspects,including:(i) the various elements of computational imaging systems and new sampling and reconstruction mechanisms;(ii) the different image properties which benefit from computational photography,*** of field,dynamic range;and(iii) the sampling subspaces of visual scenes in the real *** on this systematic review of the previous and ongoing work in this field,we also discuss some open issues and potential new directions in computational *** paper aims to help the reader get to know this new field,including its history,ultimate goals,hot topics,research methodologies,and future directions,and thus build a foundation for further research and related developments.

关键词： computational photography computational imaging plenoptic function light field

Light People: Professor Fanglin Bao and his cover story

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Light(Science & Applications) 2024年第6期13卷 1015-1020页

作者： ji Wang School of Science Westlake UniversityHangzhouZhejiangPR China

Qu Yuan,a renowned ancient Chinese poet,once pondered in his work Heavenly Inquiry:“If the sun’s light is absent,from where does the radiance of the Hero Flower emanate?”The ability to see clearly in the darkest of nights has long been a sought-after magical power by *** holds not only immense technological significance for computer vision and remote sensing but also profound implications for transcending the dichotomy between day and night in our daily *** Fanglin Bao from Westlake University has made significant breakthroughs in this field,bringing us closer to a world where we can transform night into *** groundbreaking research on Heat-Assisted Detection and Ranging(HADAR)and night vision was featured as the cover story in Nature on July 26,2023.

关键词： bringing breakthrough holds

Key technologies of light field capture for 3D reconstruction in microscopic scene

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Science China(Information Sciences) 2010年第10期53卷 1917-1930页

作者： WANG Yu, ji xiangyang & DAI QiongHai Broadband Networks & Digital Media Lab of Automation Department, Tsinghua University, Beijing 100084, China Broadband Networks & Digital Media Lab of Automation Department Tsinghua University Beijing China

Light field capture for 3D reconstruction in microscopic scene is a very promising and useful technology, which can be extensively applied to life sciences, medicine, materials science, etc. This paper summarizes the key technologies in the evolution of microscopes for capturing 3D information, including wavefrontreconstruction, holography, fluorescence, tomography and so on. To give in-depth insights into them, detailed analyses and comparisons are provided. Finally, some future potential work in terms of light field capture and its application are discussed at length.

关键词： light field 3D reconstruction microscopy

Trend of Developing Aqueous Liquid and Gel Electrolytes for Sustainable,Safe,and High‑Performance Li‑Ion Batteries

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Nano-Micro Letters 2024年第1期16卷 17-34页

作者： Donghwan ji Jaeyun Kim School of Chemical Engineering Sungkyunkwan University(SKKU)Suwon 16419Republic of Korea Department of Health Sciences and Technology Samsung Advanced Institute for Health Sciences&Technology(SAIHST)Sungkyunkwan University(SKKU)Suwon 16419Republic of Korea Biomedical Institute for Convergence at SKKU(BICS) Sungkyunkwan University(SKKU)Suwon 16419Republic of Korea Institute of Quantum Biophysics(IQB) Sungkyunkwan University(SKKU)Suwon 16419Republic of Korea Present Address:Department of NanoEngineering University of California San DiegoLa JollaSan DiegoCA 92093USA

Current lithium-ion batteries(LIBs)rely on organic liquid electrolytes that pose significant risks due to their flammability and *** potential for environmental pollution and explosions resulting from battery damage or fracture is a critical ***-based(aqueous)electrolytes have been receiving attention as an alternative to organic ***,a narrow electrochemicalstability window,water decomposition,and the consequent low battery operating voltage and energy density hinder the practical use of aqueous ***,developing novel aqueous electrolytes for sustainable,safe,high-performance LIBs remains *** Review first commences by summarizing the roles and requirements of electrolytes–separators and then delineates the progression of aqueous electrolytes for LIBs,encompassing aqueous liquid and gel electrolyte development trends along with detailed principles of the *** aqueous electrolytes are progressed based on strategies using superconcentrated salts,concentrated diluents,polymer additives,polymer networks,and artificial passivation layers,which are used for suppressing water decomposition and widening the electrochemical stability window of water of the *** addition,this Review discusses potential strategies for the implementation of aqueous Li-metal batteries with improved electrolyte–electrode interfaces.A comprehensive understanding of each strategy in the aqueous system will assist in the design of an aqueous electrolyte and the development of sustainable and safe high-performance batteries.

关键词： Lithium-ion battery(LIB) Aqueous electrolyte Gel electrolyte Electrochemical stability window Li dendrite

Photocatalytic activation of sulfite by N-doped porous biochar/MnFe_(2)O_(4) interface-driven catalyst for efficient degradation of tetracycline

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Green Energy & Environment 2024年第3期9卷 481-494页

作者： Long Cheng Yuanhui ji jiangsu Province Hi-Tech Key Laboratory for Biomedical Research School of Chemistry and Chemical EngineeringSoutheast UniversityNanjing211189China

A novel photo-catalytic system composed of N-doped biochars(NBCs),MnFe_(2)O_(4) and sulfite activation under ultraviolet(NBCs/MnFe_(2)O_(4)/sulfite/UV)was constructed to realize the efficient eliminate of tetracycline(TC).As the carrier of MnFe_(2)O_(4),NBCs were synthesized from alfalfa,which has large specific surface area,graphite like structure and hierarchical porous *** adsorption isotherm indicated that NBCs/MnFe_(2)O_(4)-2:1 had the best adsorption performance for TC(347.56 mg g^(-1)).Through synergistic adsorption and photocatalysis,the removal rate of TC reached 84%,which was significantly higher than that of MnFe_(2)O_(4).Electrochemical impedance spectroscopy(EIS)and Photoluminescence(PL)characterization results showed that the introduction of NBCs improved the separation efficiency of photogenerated electron and hole pairs and enhanced the photocatalytic ***,the adsorption,degradation mechanism and degradation path of TC by the catalyst were systematically analyzed by coupling HPLC–MS measurement with the theoretical *** the advantages of excellent degradation performance,low cost,easy separation and environmental friendliness of NBCs/MnFe_(2)O_(4),this work was expected to provide a new path for the practical application of biochar.

关键词： Biochar MnFe_(2)O_(4) Sulfite Adsorption Photocatalysis

Small Cycles Property of Some Cremer Rational Maps and Polynomials

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Chinese Annals of Mathematics,Series B 2024年第1期45卷 123-136页

作者： Rong FU ji ZHOU Faculty of Science Yibin UniversityYibin 644000SichuanChina Department of Mathematical Sciences Sichuan Normal UniversityChengdu 610066China

This paper concerns the linearization problem on rational maps of degree d≥2 and polynomials of degree d>2 from the perspective of *** authors introduce a set l_(∞) of irrational numbers and show that if α∈l_(∞),then any rational map is not linearizable and has infinitely many cycles in every neighborhood of the fixed point with multiplier λ=e^(2πiα),Adding more constraints to cubic polynomials,they discuss the above problems by polynomial-like *** the family of polynomials,with the help of Yoccoz's method,they obtain its maximum dimension of the set in which the polynomials are non-linearizable.

关键词： Irrationally indifferent fixed point Linearization problem Small cycles property

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Message from Editors

CES Transactions on Electrical Machines and Systems 2024年第1期8卷 1-2页

作者： Shiqi ji Frontier Coumn

IN recent years,the electrical machines and systems have grown so rapidly with more and more applications in emerging civilian industries as well as cutting-edge areas.A group of novel and exciting technologies have been developed every ***,the research of motors in new and extreme fields have constantly brought amazing progress to achieve better performance through new technologies such as digitalization,***,the fast development of power electronics in recent decades has also changed the overall system to be more flexible,and widely extent our boundary of research *** is more.

关键词： extreme Message constantly