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The evolution of anatomical hepatectomy:Past,present,and future

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iLIVER 2022年第3期1卷 199-204页

作者： Meilong Wu Shiyun Bao shizhong yang Division of Hepatobiliary and Pancreas Surgery Department of General SurgeryShenzhen People's Hospital(The Second Clinical Medical CollegeJinan UniversityThe First Affiliated HospitalSouthern University of Science and Technology)ShenzhenGuangdong 518020China Hepato-Pancreato-Biliary Center Beijing Tsinghua Changgung HospitalSchool of Clinical MedicineTsinghua UniversityNo.168 Litang RoadChangping DistrictBeijing 102218China

The liver contains a complex structure of blood vessels and bile ducts,and the vascular structure is highly *** anatomical segmentation of the liver is still controversial,and the Couinaud segmentation method based on the portal vein is more widely used in clinical *** treatment of liver tumors and other lesions is closely related to the liver *** mechanism of liver tumor invasion and metastasis is complex,and it is currently believed that tumor invasion mainly spreads along the portal *** liver resection is an important surgical method for liver diseases,especially liver *** article reviews the vascular structure of the liver,the development of anatomical hepatectomy,blood flow control,surgical planning,intraoperative navigation,minimally invasive surgery,and precise *** liver resection is a part of precision liver surgery,which is becoming increasingly more precise in terms of surgical evaluation,surgical planning,and surgical *** technologies will facilitate precision surgery with less trauma and greater benefits for *** the development and advancement of technology,image-based surgical planning and intraoperative surgical navigation will become more widely used in precision liver surgery.

关键词： Anatomical hepatectomy Precise liver resection Minimally invasive surgery Surgical planning Surgical navigation

Corporate social responsibility and its sustainable development based on elimination of outdated industrial capacity——A case study of Hebei Town,Beijing

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China Finance and Economic Review 2014年第4期3卷 117-128页

作者： Chen Bo yang shizhong Huang He Capital University of Economics and Business BeijingChina Sichuan Nomal University ChengduChina

Corporate social responsibility includes economic responsibility,environmental responsibility and comprehensive *** responsibility is the foundation and premise of the other *** responsibility and comprehensive responsibility are built on economic *** the same time,these three responsibilities are inherently related because a business or enterprise should perform them *** principle also applies to the elimination of outdated industrial *** investigation and research of the present situation,as well as the process and result of the elimination of outdated industrial capacity in Hebei Town,Fangshan District,Beijing,this paper analyzes the existing problem,determining thereby that the local government puts more emphasis on environmental responsibility than economic responsibility and private enterprises take more environmental responsibility than state-owned ***,this paper proposes that the government and enterprises should abide by the rule of enterprises’social responsibility in the elimination of outdated industrial capacity,so as to achieve sustainable development in society.

关键词： elimination of outdated industrial capacity corporate social responsibility sustainable development environmental responsibility

Effect of the microbial lipopeptide on tumor cell lines: apoptosis induced by disturbing the fatty acid composition of cell membrane

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Protein & Cell 2010年第6期1卷 584-594页

作者： Xiangyang Liu Xinyi Tao Aihua Zou shizhong yang Lixin Zhang Bozhong Mu State Key Laboratory of Bioreactor Engineering and Institute of Applied Chemistry East China University of Science and TechnologyShanghai 200237China Institute of Microbiology Chinese Academy of SciencesBeijing 100190China

Microbial lipopeptides play an important role in apoptosis induction of tumor ***,there is little knowledge about the relationship between apoptosis induction and membrane fatty *** present study focused on the effects of lipopeptides produced by Bacillus subtilis HSO121 on Bcap-37 cell lines.3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl(MTT)colorimetric assay and surface tension measurements,showed that the critical micelle concentration(CMC)was a critical level for the inhibitory activity of lipopeptides on the growth of Bcap-37 *** the CMC,the order of least to greatest cytotoxicity effect on cancer cell lines by lipopeptides is C13-lipopeptide

关键词： Bacillus subtilis lipopeptide antitumor activity membrane fatty acid apoptosis

Synthesis and Interfacial Properties of Bio-Based Zwitterionic Surfactants Derived from Different Fatty Acids in Non-Edible Vegetable Oils

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Journal of Renewable Materials 2020年第4期8卷 417-429页

作者： Hongze Gang Qiqi Zhang Wei Wang Bangxin Cai Jinfeng Liu shizhong yang Bozhong Mu State Key Laboratory of Bioreactor Engineering School of Chemistry and Molecular EngineeringEast China University of Science and TechnologyShanghai200237China Engineering Research Center MEOR-MOE Shanghai Collaborative Innovation Center for Biomanufacturing TechnologyEast China University of Science and TechnologyShanghai200237China

Waste cooking oils and non-edible vegetable oils are abundant and renewable resources for bio-based materials which have showed great potential applications in many *** this study,five fatty acids commonly found in non-edible vegetable oils,including palmitic acid,stearic acid,linoleic acid,linolenic acid,ricinoleic acid,and their mixtures,were used to produce bio-based zwitterionic surfactants through a facile and high-yield chemical *** surfactants demonstrated excellent surface/interfacial properties with the minimum surface tensions ranging from 28.4 mN/m to 32.8 mN/m in aqueous *** interfacial tensions between crude oil and surfactant solutions were remarkably reduced to lower values ranging from 0.0028 mN/m to 0.1983 mN/m without the aid of extra alkali,which particularly implied a great potential application in enhanced oil ***,these bio-based surfactants also showed good wetting properties(contact angles of~51°comparing with that of double distilled water,92.04°)and appropriate predicted biodegradability(degradation order of“weeks”for bio-based surfactants synthesized from saturated fatty acids,and“months”for those synthesized from unsaturated fatty acids).Bio-based surfactants synthesized from unsaturated fatty acids showed better interfacial properties in reducing interfacial tension between crude oil and formation *** bio-based surfactants presented in this study are alternative substitutes for traditional petroleum-based surfactants in various surfactant application fields.

关键词： Bio-based surfactants zwitterionic surfactants fatty acid non-edible oil interfacial properties

Radiomic features on contrast-enhanced images of the remnant liver predict the prognosis of hepatocellular carcinoma after partial hepatectomy

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iLIVER 2024年第1期3卷 15-29页

作者： Meilong Wu Liping Liu Xiaojuan Wang Ying Xiao shizhong yang Jiahong Dong Division of Hepatobiliary and Pancreas Surgery Department of General SurgeryShenzhen People's HospitalShenzhen 518020China The Second Clinical Medical College Jinan UniversityShenzhen 518020China The First Affiliated Hospital Southern University of Science and TechnologyShenzhen 518020China Hepato-pancreato-biliary Center Beijing Tsinghua Changgung HospitalBeijing 102218China Key Laboratory of Digital Intelligence Hepatology Chinese Ministry of EducationBeijing 102218China School of Clinical Medicine Tsinghua UniversityBeijing 100084China Research Unit of Precision Hepatobiliary Surgery Paradigm Chinese Academy of Medical SciencesBeijing 102218China Department of Pathology Beijing Tsinghua Changgung HospitalBeijing 102218China

Background and aims:Radiomic features extracted from preoperative contrast-enhanced computed tomography(CT)images have been shown to predict the prognosis of hepatocellular carcinoma(HCC).However,the prognostic role of radiomic features obtained from postoperative contrast-enhanced CT images of the remnant liver remains *** study explored the prognostic value of radiomic features extracted from postoperative contrast-enhanced CT images in patients with ***:Robust radiomic features were obtained from postoperative contrast-enhanced CT images for 78 patients with primary HCC and used to construct a radiomics score.A clinical model and a combined model that integrated clinicopathological indicators and the radiomics score were *** predictive performance of the model was assessed using the concordance index and net reclassification ***:The postoperative radiomics score for the remnant liver was an independent prognostic factor for diseasefree survival(DFS)and overall survival(OS).The combined model was not inferior to the clinical model in predicting DFS but was superior in predicting *** net reclassification index confirmed that the combined model was more accurate and efficient in predicting OS and *** radiomics score for DFS was significantly associated with tumor thrombus in the portal vein and the postoperative neutrophil-lymphocyte *** radiomics score for OS was associated with multiple tumors,microvascular invasion,and tumor thrombus in the portal ***:Postoperative contrast-enhanced CT radiomic features of the remnant liver were valuable prognostic indicators that could potentially reflect tumor burden and postoperative inflammatory status and provide more information for clinical decision-making.

关键词： Hepatocellular carcinoma Computed tomography Radiomics Postoperative Survival Remnant

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企业会计信息供需博弈关系分析

会计研究 2007年第4期 34-40页

作者：杨世忠华中科技大学管理学院 430074

企业会计信息是反映企业价值运动的经济信息,其本质是利益相关者知情权和话语权的体现。利益相关者是企业会计信息的有效需求主体。企业会计信息的质量由利益相关者的需求与会计部门的供应之间的博弈决定。会计信息的供应方对不同利益... 详细信息

企业会计信息是反映企业价值运动的经济信息,其本质是利益相关者知情权和话语权的体现。利益相关者是企业会计信息的有效需求主体。企业会计信息的质量由利益相关者的需求与会计部门的供应之间的博弈决定。会计信息的供应方对不同利益相关者的需求的响应程度是不同的而且是有先后顺序的。这种顺序表现为:管理当局-权益投资人-债权投资人-企业员工-税务部门。决定此顺序的内在原因是他们承担责任与风险的大小不同。这就是基于企业会计信息供需博弈关系而形成的会计域秩序。会计规范的制订者和会计部门的工作者应根据这个顺序来规定会计信息质量特征的组合标准。

关键词：会计信息质量利益相关者供需博弈

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高等学校教育成本核算问题研究

经济与管理研究 2009年第11期30卷 91-95页

作者：杨世忠首都经济贸易大学

本文由成本概念演绎出高等学校教育成本概念,并从成本主体、成本对象、成本期间、成本分类、成本范围、成本原则及成本方法七个方面对高等学校教育成本的核算问题进行了探讨。

关键词：高等学校教育成本成本核算

先谋而后动胜算定未来——余绪缨教授新书《管理会计》读后感

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会计研究 2005年第6期 75-76页

作者：杨世忠首都经贸大学会计学院 100026

余绪缨先生是我国著名的会计学者,他从20世纪70年代末开始率先在我国致力于管理会计学的引进、创建和发展.1983年在中国财政经济出版社出版的一书,是我国在这一领域的奠基性著作,该书发行逾百万册,启蒙并深深地影响了整整一代像我这样... 详细信息

余绪缨先生是我国著名的会计学者,他从20世纪70年代末开始率先在我国致力于管理会计学的引进、创建和发展.1983年在中国财政经济出版社出版的一书,是我国在这一领域的奠基性著作,该书发行逾百万册,启蒙并深深地影响了整整一代像我这样自我国恢复高考以后入学的管理会计学人.余先生年逾80高龄,仍然精神矍铄,笔耕不缀.

关键词：《管理会计》余绪缨首都经济贸易大学出版社读后感中国财政经济出版社 20世纪70年代 2004年8月管理会计学新书教授 1983年博士研究生奠基性副主编先生精神

2.4Gb/s,50Km Optical Fiber Transmission Using Ti:LiNbO_3 External Modulator

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High Technology Letters 1995年第1期1卷 44-47页

作者： Xie shizhong yang Zhixing Xie Yong Chai Yanjie Liu Fenghai yang Hui Wang Weidong Fan Chongcheng Zhou Bingkun (Dept.of Electronic Engineering,Tsinghua University,Beijing 100084,P.R.China) Tsinghua Univ Beijing China

2.488 Gb/s optical fiber transmission experiment using a domestic ***3 externalmodulator was demonstrated for the first time in China.A receiver sensitivity of -30.3dBmwas obtained at a BER of 10-10after transmission ... 详细信息

关键词： External modulator 2.488 Gb/s Optical fiber transmission