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中华医学杂志(英文版) 2005年第17期 81-83页

作者： liu You-ning, tian qing, HU Hong, XIE Li-xin, FAN Bao-xing, XU Hong-min and CHEN Wei-junDepartment of Respiratory Medicine, Chinese PLA General Hospital, Beijing 100853, ChinaBeijing BGI-GBI Biotech Co. Ltd, Beijing 101300, China

浸润性微乳头型尿路上皮癌2例临床病理观察和文献复习

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临床与实验病理学杂志 2008年第5期24卷 540-542页

作者：温爽刘天卿宗华凤大连市友谊医院病理科大连116001

目的探讨浸润性微乳头型尿路上皮癌的临床病理和免疫组化特征。方法对2例具有特殊临床病理特征的输尿管和膀胱微乳头型癌作光镜和免疫组化染色观察,结合临床资料进行分析。结果浸润性微乳头型尿路上皮癌的特殊组织学表现为肿瘤细胞排列... 详细信息

目的探讨浸润性微乳头型尿路上皮癌的临床病理和免疫组化特征。方法对2例具有特殊临床病理特征的输尿管和膀胱微乳头型癌作光镜和免疫组化染色观察,结合临床资料进行分析。结果浸润性微乳头型尿路上皮癌的特殊组织学表现为肿瘤细胞排列成巢状和条索状,位于透明间质空隙内,间质空隙无内皮衬覆。大部分细胞团极向反转,核偏向外侧缘,成"内外倒置"状,极似乳头状结构。免疫组化:该肿瘤表达CK7、CK20、CEA、EMA及E-cadherin。结论浸润性微乳头型尿路上皮癌为高级别癌,易发生血管和淋巴道转移,预后差。其特殊的形态学变异和免疫组化特点,为其鉴别诊断提供了依据。

关键词：膀胱肿瘤浸润性微乳头型尿路上皮癌免疫组织化学

Calculus bovis inhibits M2 tumor-associated macrophage polarization via Wnt/β-catenin pathway modulation to suppress liver cancer

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World Journal of Gastroenterology 2024年第29期30卷 3511-3533页

作者： Zhen Huang Fan-Ying Meng Lin-Zhu Lu Qian-Qian Guo Chang-Jun Lv Nian-Hua Tan Zhe Deng Jun-Yi Chen Zi-Shu Zhang Bo Zou Hong-Ping Long qing Zhou Sha tian Si Mei Xue-Fei tian College of Integrated Chinese and Western Medicine Hunan University of Chinese MedicineChangsha 410208Hunan ProvinceChina Hunan Key Laboratory of Translational Research in Formulas and Zheng of Traditional Chinese Medicine Hunan University of Chinese MedicineChangsha 410208Hunan ProvinceChina Key Laboratory of Traditional Chinese Medicine for Mechanism of Tumor Prevention and Treatment Hunan University of Chinese MedicineChangsha 410208Hunan ProvinceChina The First Clinical College of Traditional Chinese Medicine Hunan University of Traditional Chinese MedicineChangsha 410007Hunan ProvinceChina Department of Hepatology Hunan University of Chinese MedicineChangsha 410007Hunan ProvinceChina The First Hospital of Hunan University of Chinese Medicine Hunan University of Chinese MedicineChangsha 410007Hunan ProvinceChina Faculty of Medicine Hunan University of Chinese MedicineChangsha 410208Hunan ProvinceChina

BACKGROUND Calculus bovis(CB),used in traditional Chinese medicine,exhibits anti-tumor effects in various cancer *** also constitutes an integral component of a compound formulation known as Pien Tze Huang,which is indicated for the treatment of liver ***,its impact on the liver cancer tumor microenvironment,particularly on tumor-associated macrophages(TAMs),is not well *** To elucidate the anti-liver cancer effect of CB by inhibiting M2-TAM polarization via Wnt/β-catenin pathway *** This study identified the active components of CB using UPLC-Q-TOF-MS,evaluated its anti-neoplastic effects in a nude mouse model,and elucidated the underlying mechanisms via network pharmacology,transcriptomics,and molecular *** vitro assays were used to investigate the effects of CB-containing serum on HepG2 cells and M2-TAMs,and Wnt pathway modulation was validated by real-time reverse transcriptase-polymerase chain reaction and Western blot *** This study identified 22 active components in CB,11 of which were detected in the *** investigations have demonstrated the ability of CB to effectively inhibit liver tumor *** integrated approach employing network pharmacology,transcriptomics,and molecular docking implicated the Wnt signaling pathway as a target of the antineoplastic activity of CB by suppressing M2-TAM *** vitro and in vivo experiments further confirmed that CB significantly hinders M2-TAM polarization and suppresses Wnt/β-catenin pathway *** inhibitory effect of CB on M2-TAMs was reversed when treated with the Wnt agonist SKL2001,confirming its pathway *** This study demonstrated that CB mediates inhibition of M2-TAM polarization through the Wnt/β-catenin pathway,contributing to the suppression of liver cancer growth.

关键词： Calculus bovis M2 tumor-associated macrophage polarization Liver cancer Wnt/β-catenin pathway Tumor microenvironment

Complement activation targeted inhibitor C2-FH ameliorates acetaminophen-induced liver injury in mice

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World Journal of Hepatology 2024年第10期16卷 1188-1198页

作者： Chun-Mei Li tian Sun Mou-Jie Yang Zhi Yang qing Li Jia-Lin Shi Chong Zhang Jun-Fei Jin Guangxi Key Laboratory of Molecular Medicine in Liver Injury and Repair the Affiliated Hospital of Guilin Medical UniversityGuilin 541001Guangxi Zhuang Autonomous RegionChina Guangxi Health Commission Key Laboratory of Basic Research in Sphingolipid Metabolism Related Diseases the Affiliated Hospital of Guilin Medical UniversityGuilin 541001Guangxi Zhuang Autonomous RegionChina China-United States Lipids in Health and Disease Research Center Guilin Medical UniversityGuilin 541001Guangxi Zhuang Autonomous RegionChina Laboratory of Hepatobiliary and Pancreatic Surgery the Affiliated Hospital of Guilin Medical UniversityGuilin 541001Guangxi Zhuang Autonomous RegionChina

BACKGROUND Complement activation is recognized as an important factor in the progression of liver damage caused by acetaminophen(APAP).However,the role of the complement inhibitor C2-FH in APAP-induced liver injury remains *** To explore C2-FH in protecting against APAP-induced liver injury by inhibiting complement *** A model of APAP-induced liver injury was used to study the protective effect of C2-FH on liver injury.C2-FH was administered through intraperitoneal injection 30 minutes after APAP *** detected the effects of C2-FH on liver function,inflammatory response and complement ***,RNA-sequencing(RNA-Seq)analysis was conducted to understand the mechanism through which C2-FH provides protection against APAP-induced liver *** C2-FH inhibited the increase in serum alanine aminotransferase activity,aspartate aminotransferase activity and lactate dehydrogenase,and reduced liver tissue necrosis caused by ***,it attenuated the inflammatory response and inhibited complement activation in APAP-induced liver ***-Seq analysis provided additional explanations for the protective role of C2-FH against APAP-induced liver *** C2-FH attenuates APAP-induced liver injury by inhibiting complement activation.

关键词： C2-FH Complement Complement activation Acetaminophen-induced liver injury Inflammation

Participant Heterogeneity of Systemic Scleroderma Interventional Trials Worldwide

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International Journal of Dermatology and Venereology 2024年第2期7卷 99-107页

作者： Li-qing Shi Shi-Hang Zhou Ping-Lang Ruan Bo Zhang Yue Xin Cheng Zhao Xu Yao Jing-Ru tian Qian-Jin Lu Hospital for Skin Diseases(Institute of Dermatology) Chinese Academy of Medical Sciences and Peking Union Medical CollegeNanjingJiangsu 210042China Key Laboratory of Basic and Translational Research on Immune-Mediated Skin Diseases Chinese Academy of Medical SciencesNanjingJiangsu 210042China Jiangsu Key Laboratory of Molecular Biology for Skin Diseases and STIs NanjingJiangsu 210042China Department of Dermatology Hunan Key Laboratory of Medical Epigenomicsthe Second Xiangya HospitalCentral South UniversityChangshaHunan 410011China

Objective:Heterogeneity of participants in clinical trials distorts intervention ***,factors associated with participant heterogeneity in randomized clinical trials(RCTs)focusing on systemic sclerosis(SSc)are not *** conducted this systematic review to establish normative standards for future research and help develop management ***:Three databases and 4 registries were searched to identify characteristics of SSc RCTs across different *** of bias was assessed by the Cochrane Collaboration’s tool and logistic regression was performed to calculate crude and adjusted odds ***:In total,261 trials met our inclusion *** quality of SSc RCTs worldwide was relatively poor,with no trend of improvement in recent years,and only 12.2%were ranked as having a low risk of *** with a low risk of bias as well as single-center,single-country,or open-label trials tended to have better participant adherence than trials with a high risk of bias and multiple-center,multiple-country,or double-blind ***,trial registration and primary outcome definition contributed to high *** income was also relevant;participant adherence in high-income countries,but not in upper-and lower-middle-income countries,was significantly altered by different ***:Overall,the risk of bias,national income,and trial design may lead to participant heterogeneity of SSc RCTs and ultimately confound the general clinical utility of the *** with a rigorous design and transparent conduction protocol are crucial for obtaining unbiased data that can serve as a reference and for maintaining the fundamental repeatability of SSc RCTs.

关键词： systemic sclerosis randomized clinical trials heterogeneity participant adherence national income risk of bias

层状液晶中氧化铜纳米片的制备及电容性能研究

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化学研究与应用 2015年第7期27卷 1042-1047页

作者：陈圆李常浩刘天晴江苏农牧科技职业学院动物药学院江苏泰州225300 扬州大学化学化工学院江苏扬州225002

以十二烷基硫酸钠、苯甲醇和硫酸铜溶液形成的层状液晶为模板,通过恒电位电沉积法制备得到层状氧化铜纳米片。运用扫描电镜、能谱和X-射线衍射等手段对其形貌和结构进行表征,并对产物的电化学性能进行研究。结果表明:所制备的层状氧化... 详细信息

以十二烷基硫酸钠、苯甲醇和硫酸铜溶液形成的层状液晶为模板,通过恒电位电沉积法制备得到层状氧化铜纳米片。运用扫描电镜、能谱和X-射线衍射等手段对其形貌和结构进行表征,并对产物的电化学性能进行研究。结果表明:所制备的层状氧化铜纳米片具有较高的比电容、较好的循环稳定性和较小的电极电阻,可作为电容器的电极材料。

关键词：层状液晶氧化铜纳米片电容性能

Omental fibroma combined with right indirect inguinal hernia masquerades as a scrotal tumor: A case report

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World Journal of Clinical Cases 2024年第5期12卷 988-994页

作者： Ping Zhou Chan-Hui Jin Ying Shi Guo-qing Ma Wen-Hao Wu Yu Wang Kun Cai Wu-Feng Fan tian-Bao Wang Department of Gastrointestinal Surgery South China Hospital of Shenzhen UniversityShenzhen 518000Guangdong ProvinceChina

BACKGROUND The most common causes of scrotal enlargement in patients include primary tumor of the scrotum,inflammation,hydrocele of the tunica vaginalis,and indirect inguinal hernia;scrotal enlargement caused by external tumors of the scrotum is *** patient had both a greater omentum tumor and an inguinal hernia,and the tumor protruded into the scrotum through the hernia sac,which is even ***,omental tumors are mostly metastatic,and primary omental fibroma is *** SUMMARY Here,we report a rare case of a 25-year-old young man with scrotal enlargement and pain for 3 *** examination and multidisciplinary discu-ssions considered intra-abdominal tumor displacement and inguinal hernia,and intraoperative exploration confirmed that the greater omentum tumor protruded into the ***,tumor resection and tension-free inguinal hernia repair were *** final diagnosis was benign fibroma of the greater omentum accompanied by an indirect inguinal *** This unusual presentation of a common inguinal hernia disease illustrates the necessity of performing detailed history taking,physical examination,and imaging before surgery.

关键词： Hernia Indirect inguinal hernia Fibroma Omental tumor Scrotal tumor Greater omentum Case report

胃黏膜上皮错配修复基因hMLH1表达在胃癌诊断中的临床意义

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大连医科大学学报 2007年第6期29卷 539-540,543页

作者：温爽刘天卿李梅吕申大连市友谊医院病理科辽宁大连116011 大连医科大学第二临床学院实验中心辽宁大连116027

[目的]探讨hMLH1蛋白表达在胃癌诊断中的意义及用于胃癌预警的可能性。[方法]免疫组织化学(SP)法检测106例胃癌患者的癌(癌组)与癌旁黏膜上皮(癌旁组)的hMLH1蛋白表达情况并与34例非肿瘤患者(正常组)胃黏膜上皮进行比较,分析该蛋白在细... 详细信息

[目的]探讨hMLH1蛋白表达在胃癌诊断中的意义及用于胃癌预警的可能性。[方法]免疫组织化学(SP)法检测106例胃癌患者的癌(癌组)与癌旁黏膜上皮(癌旁组)的hMLH1蛋白表达情况并与34例非肿瘤患者(正常组)胃黏膜上皮进行比较,分析该蛋白在细胞中的表达部位与病变的关系。[结果]癌组和癌旁组及正常组hMLH1蛋白的胞核阳性表达率分别为71%(75/106)、50%(53/106)和26%(9/34),各组间差异有显著性意义(P<0.05);胃癌组hMLH1蛋白在核、浆中同时表达阳性率为38%(40/106)显著高于癌旁组和正常组的17%(18/106)和15%(5/34)(P<0.05),但后两组间差异无显著性意义。[结论]hMLH1蛋白在细胞核中出现高表达可能是胃黏膜上皮细胞癌变的组织学预警标志,而其在细胞核和细胞浆同时高表达对胃癌诊断具有一定意义。

关键词：错配修复基因胃癌 hMLH1基因

Application of deep learning methods combined with physical background in wide field of view imaging atmospheric Cherenkov telescopes

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Nuclear Science and Techniques 2024年第4期35卷 208-220页

作者： Ao-Yan Cheng Hao Cai Shi Chen tian-Lu Chen Xiang Dong You-Liang Feng Qi Gao Quan-Bu Gou Yi-qing Guo Hong-Bo Hu Ming-Ming Kang Hai-Jin Li Chen liu Mao-Yuan liu Wei liu Fang-Sheng Min Chu-Cheng Pan Bing-Qiang Qiao Xiang-Li Qian Hui-Ying Sun Yu-Chang Sun Ao-Bo Wang Xu Wang Zhen Wang Guang-Guang Xin Yu-Hua Yao Qiang Yuan Yi Zhang School of Physics and Technology Wuhan UniversityWuhan 430072China School of Physics and Astronomy Yunnan UniversityKunming 650091China Ministry of Education The Key Laboratory of Cosmic Rays(Tibet University)Lhasa 850000China Key Laboratory of Particle Astrophysics Institute of High Energy PhysicsChinese Academy of SciencesBeijing 100049China University of Chinese Academy of Sciences 19 A Yuquan RoadShijingshan DistrictBeijing 100049China College of Physics Sichuan UniversityChengdu 610064China School of Intelligent Engineering Shandong Management UniversityJinan 250357China Tsung‑Dao Lee Institute Shanghai Jiao Tong UniversityShanghai 200240China Suzhou Aerospace Information Research Institute Suzhou 215123China College of Physics Chongqing UniversityNo.55 Daxuecheng South RoadHigh‑tech DistrictChongqing 401331China Key Laboratory of Dark Matter and Space Astronomy Purple Mountain ObservatoryChinese Academy of SciencesNanjing 210008China

The High Altitude Detection of Astronomical Radiation(HADAR)experiment,which was constructed in Tibet,China,combines the wide-angle advantages of traditional EAS array detectors with the high-sensitivity advantages of focused Cherenkov *** objective is to observe transient sources such as gamma-ray bursts and the counterparts of gravitational *** study aims to utilize the latest AI technology to enhance the sensitivity of HADAR *** datasets and models with distinctive creativity were constructed by incorporating the relevant physical theories for various *** models can determine the type,energy,and direction of the incident particles after careful *** obtained a background identification accuracy of 98.6%,a relative energy reconstruction error of 10.0%,and an angular resolution of 0.22°in a test dataset at 10 *** findings demonstrate the significant potential for enhancing the precision and dependability of detector data analysis in astrophysical *** using deep learning techniques,the HADAR experiment’s observational sensitivity to the Crab Nebula has surpassed that of MAGIC and *** energies below 0.5 TeV and remains competitive with conventional narrow-field Cherenkov telescopes at higher *** addition,our experiment offers a new approach for dealing with strongly connected,scattered data.

关键词： VHE gamma-ray astronomy HADAR Deep learning Convolutional neural networks

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表面形貌对初始滴状冷凝的影响

高校化学工程学报 2008年第2期22卷 193-199页

作者：庞晶晶穆春丰刘天庆陆巧羽孙相彧大连理工大学化工学院化学工程系辽宁大连116012

鉴于镁能与热水(冷凝液)反应,反应后镁表面的化学成分将发生变化,初始冷凝液核的形态将被保留在镁表面上,所以本实验采用金属镁作为冷凝表面。同时为了研究冷凝表面微观形貌同滴状冷凝之间的关系,在相近的冷凝条件下,选取不同磁控溅射... 详细信息

鉴于镁能与热水(冷凝液)反应,反应后镁表面的化学成分将发生变化,初始冷凝液核的形态将被保留在镁表面上,所以本实验采用金属镁作为冷凝表面。同时为了研究冷凝表面微观形貌同滴状冷凝之间的关系,在相近的冷凝条件下,选取不同磁控溅射条件下制备的镁膜作为冷凝表面,采用分形理论对镁表面冷凝前表面形貌的复杂程度进行量化研究,运用差分计盒维数法计算镁表面冷凝前表面形貌的分形维数。结果表明冷凝试件的表面形貌特征对初始滴状冷凝的液核数有较大影响,其分形维数不同,冷凝后镁表面初始液核数也不同。在实验的基础上,建立了能够反映表面分形维数对成核中心密度影响的定量关系式。

关键词：滴状冷凝表面形貌分形维数成核中心密度