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| 1 | 2018 Chinese Pediatric Cardiology Society(CPCS) guideline for diagnosis and treatment of syncope in children and adolescents显示文摘Syncope belongs to the transient loss of consciousness(TLOC), characterized by a rapid onset, short duration, and spontaneous complete recovery. It is common in children and adolescents, accounting for 1% to 2% of emergency department visits.Recurrent syncope can seriously affect children's physical and mental health, learning ability and quality of life and sometimes cardiac syncope even poses a risk of sudden death. The present guideline for the diagnosis and treatment of syncope in children and adolescents was developed for guiding a better clinical management of pediatric syncope. Based on the globally recent development and the evidence-based data in China, 2018 Chinese Pediatric Cardiology Society(CPCS) guideline for diagnosis and treatment of syncope in children and adolescents was jointly prepared by the Pediatric Cardiology Society, Chinese Pediatric Society, Chinese Medical Association(CMA)/Committee on Pediatric Syncope, Pediatricians Branch, Chinese Medical Doctor Association(CMDA)/Committee on Pediatric Cardiology, Chinese College of Cardiovascular Physicians, Chinese Medical Doctor Association(CMDA)/Pediatric Cardiology Society, Beijing Pediatric Society, Beijing Medical Association(BMA). The present guideline includes the underlying diseases of syncope in children and adolescents, the diagnostic procedures, methodology and clinical significance of standing test and headup tilt test, the clinical diagnosis vasovagal syncope, postural orthostatic tachycardia syndrome, orthostatic hypotension and orthostatic hypertension, and the treatment of syncope as well as follow-up. | Cheng Wang Yaqi Li Ying Liao Hong Tian Min Huang Xiangyu Dong Lin Shi Jinghui Sun Hongfang Jin Junbao Du Jindou An Jie Chen Mingwu Chen Qi Chen Sun Chen Yonghong Chen Zhi Chen Adolphus Kai-tung Chau Junbao Du Zhongdong Du Junkai Duan Hongyu Duan Xiangyu Dong Lin Feng Lijun Fu Fangqi Gong Yonghao Gui Ling Han Zhenhui Han Bing He Zhixu He Xiufen Hu Yimin Hua Guoying Huang Min Huang Ping Huang Yujuan Huang Hongfang Jin Mei Jin Bo Li Fen Li Tao Li Xiaohui Li Xiaoyan Liu Yan Li Haitao Lv Tiewei Lv Zipu Li Luyi Ma Silin Pan Yusheng Pang Hua Peng Yuming Qin Jie Shen Lin Shi Kun Sun Jinghui Sun Hong Tian Jie Tian Cheng Wang Hong Wang Lei Wang Jinju Wang Wendi Wang Yuli Wang Rongzhou Wu Tianhe Xia Yanyan Xiao Chunhong Xie Yanlin Xing Zhenyu Xiong Baoyuan Xu Yi Xu Hui Yan Shiwei Yang Qijian Yi Xia Yu Xianyi Yu Yue Yuan Hongyan Zhang Huili Zhang Li Zhang Qingyou Zhang Xi Zhang Yanmin Zhang Zhiwei Zhang Cuifen Zhao Bin Zhou Hua Zhu | 2018 | Science Bulletin2018,63,23: | 54 |
| 2 | Olivine-norite rock detected by the lunar rover Yutu-2 likely crystallized from the SPA-impact melt pool显示文摘Chang’E-4 landed in the South Pole-Aitken(SPA)basin,providing a unique chance to probe the composition of the lunar interior.Its landing site is located on ejecta strips in Von Karm´an crater that´possibly originate from the neighboring Finsen crater.A surface rock and the lunar regolith at 10 sites along the rover Yutu-2 track were measured by the onboard Visible and Near-Infrared Imaging Spectrometer in the first three lunar days of mission operations.In situ spectra of the regolith have peak band positions at 1 and 2μm,similar to the spectral data of Finsen ejecta from the Moon Mineralogy Mapper,which confirms that the regolith’s composition of the landing area is mostly similar to that of Finsen ejecta.The rock spectrum shows similar band peak positions,but stronger absorptions,suggesting relatively fresh exposure.The rock may consist of 38.1±5.4%low-Ca pyroxene,13.9±5.1%olivine and 48.0±3.1%plagioclase,referred to as olivine-norite.The plagioclase-abundant and olivine-poor modal composition of the rock is inconsistent with the origin of the mantle,but representative of the lunar lower crust.Alternatively,the rock crystallized from the impact-derived melt pool formed by the SPA-impact event via mixing the lunar crust and mantle materials.This scenario is consistent with fast-cooling thermal conditions of a shallow melt pool,indicated by the fine to medium-sized texture(<3 mm)of the rock and the SPA-impact melting model[Icarus 2012;220:730–43]. | Honglei Lin Zhiping He Wei Yang Yangting Lin Rui Xu Chi Zhang Meng-Hua Zhu Rui Chang Jinhai Zhang Chunlai Li Hongyu Lin Yang Liu Sheng Gou Yong Wei Sen Hu Changbin Xue Jianfeng Yang Jie Zhong Xiaohui Fu Weixing Wan Yongliao Zou | 2020 | National Science Review2020,7,5: | 9 |
| 3 | 数据分析中的对数转换和意义(英文)显示文摘对数转换的方法在生物医学和社会心理研究中处理非正态数据时被广泛应用。本文重点介绍该传统方法在处理非正态数据时存在的严重问题。尽管通常认为对数转换可以减少数据的变异性,使数据更符合正态分布,但是通常并非如此。此外,对数转换后的数据得出的标准统计测试结果往往和未转化的原始数据不相关。我们通过使用模拟数据示例来说明这些问题。我们认为如果采用数据转换,必须非常谨慎应用。我们建议研究者在大多数情况下摒弃这些处理非正态数据的传统方法,选择采用较新的不依赖于数据分布的方法:如广义估计方程(GEE)。 | Changyong FENG Hongyue WANG Naiji LU Tian CHEN Hua HE Ying LU Xin M.TU | 2014 | 上海精神医学2014,26,2: | 7 |
| 4 | A Method for Detection of Main Metabolites in Aromatic Rice Seeds显示文摘[Objective] A method was developed for the analysis of main metabolites in aromatic rice seeds by gas chromatography-mass spectrometry( GC-MS).[Method]The main metabolites in seeds of 9 different aromatic rice varieties were compared and analyzed with two methods. Method 1: the compound was extracted by the mixture of anhydrous ethanol and methylene chloride( V/V = 1∶ 1) at 60 ℃ for 3 h in water bath; the extract was isolated and detected by gas chromatography-mass spectrometry using HP-5 capillary column with scan monitoring mode. Method 2: the main metabolites in aromatic rice seeds were detected using headspace solid phase micro-extraction and gas chromatography mass spectrometry( GC-MS). [Result]Fifteen types of common metabolites were found in 9 different aromatic rice varieties. Method 1 was more effective than method 2 in detecting the main metabolites in aromatic rice seeds. [Conclusion]This study provides an important reference for clarifying the metabolic pathway of main metabolites in aromatic rice and lays the foundation for further rice breeding. | Bo PENG Dongyan KONG Xiaohua SONG Huilong LI Lulu HE Andong GONG Yanfang SUN Ruihua PANG Lin LIU Jintao LI Qiying ZHOU Yaqin HUANG Bin DUAN Shizhi SONG Hongyu YUAN | 2018 | Agricultural Biotechnology2018,7,1: | 6 |
| 5 | Integrated genomic analysis identifies deregulated JAK/STAT-MYC-biosynthesis axis in aggressive NK-cell leukemia显示文摘好攻击的 NK 房间白血病(ANKL ) 是在从亚洲的人之中是更流行的 NK 房间瘤的一种稀罕形式并且中央并且南美洲。病人们通常在天以内死到月,甚至在收到迅速的治疗学的管理以后。这里,我们由集成整个染色体执行了 ANKL 的第一全面研究, transcriptome 并且定序指向,象功能的试金一样的 cytokine 数组。在 JAK-STAT 小径的变化在 48% 被识别(14/29 ) ANKL 病人,当细胞外的 STAT3 激发器 IL10 被 56 褶层的一般水准提高时(P < 0.0001 ) 在检查的所有病人的血浆。另外的经常变异的基因包括的 TP53 (34%) , TET2 (28%) , CREBBP (21%) 和 MLL2 (21%) 。耐心的 NK 白血病房间在多重新陈代谢的小径显示出 STAT3 phosphorylation, MYC 表示和 transcriptional 活动的突出的激活。机能上地, STAT3 激活和 MYC 表示为 ANKL 房间的增长和幸存是批评的。发信号的 STAT 调整了发信号的 MYC 抄写节目,和两 STAT, MYC 抄写被要求维持核苷酸合成和 glycolysis 的激活。一起, JAK-STAT 小径在 ANKL 为 genomic 改变和 IL10 刺激代表一个主要目标。这最新发现的 JAK/STAT-MYC-biosynthesis 轴可以在对待白血病的这种子类型为新奇治疗学的策略的发展提供机会。 | Liang Huang Dan Liu Na Wang Shaoping Ling Yuting Tang Jun Wu Lingtong Hao Hui Luo Xuelian Hu Lingshuang Sheng Lijun Zhu Di Wang Yi Luo Zhen Shang Min Xiao Xia Mao Kuangguo Zhou Lihua Cao Lili Dong Xinchang Zheng Pinpin Sui Jianlin He Shanlan Mo Jin Yan Qilin Ao Lugui Qiu Hongsheng Zhou Qifa Liu Hongyu Zhang Jianyong Li Jie Jin Li Fu Weili Zhao Jieping Chen Xin Du Guoliang Qing Hudan Liu Xin Liu Gang Huang Ding Ma Jianfeng Zhou Qian-fei Wang | 2018 | Cell Research2018,28,2: | 5 |
| 6 | LRP6 downregulation promotes cardiomyocyte proliferation and heart regeneration显示文摘The adult mammalian heart is thought to be a terminally differentiated organ given the postmitotic nature of cardiomyocytes.Consequently,the potential for cardiac repair through cardiomyocyte proliferation is extremely limited.Low-density lipoprotein receptor-related protein 6(LRP6)is a Wnt co-receptor that is required for embryonic heart development.In this study we investigated the role of LRP6 in heart repair through regulation of cardiomyocyte proliferation.Lrp6 deficiency increased cardiomyocyte cell cycle activity in neonatal,juvenile and adult mice.Cardiomyocyte-specific deletion of Lrp6 in the mouse heart induced a robust regenerative response after myocardial infarction(MI),led to reduced MI area and improvement in left ventricular systolic function.In vivo genetic lineage tracing revealed that the newly formed cardiomyocytes in Lrp6-deficient mouse hearts after MI were mainly derived from resident cardiomyocytes.Furthermore,we found that the pro-proliferative effect of Lrp6 deficiency was mediated by the ING5/P21 signaling pathway.Gene therapy using the adeno-associated virus(AAV)9 miRNAi-Lrp6 construct promoted the repair of heart injury in mice.Lrp6 deficiency also induced the proliferation of human induced pluripotent stem cell-derived cardiomyocytes(iPSC-CMs).Our study identifies LRP6 as a critical regulator of cardiomyocyte proliferation,which may lead to the development of a novel molecular strategy to promote myocardial regeneration and repair. | Yahan Wu Liping Zhou Hongyu Liu Ran Duan Huixing Zhou Fulei Zhang Xiaoyu He Dongbo Lu Ke Xiong Maolin Xiong Jinzhu Zhuang Yi Liu Li Li Dandan Liang Yi-Han Chen | 2021 | Cell Research2021,31,4: | 5 |
| 7 | Identification of an endogenous glutamatergic transmitter system controlling excitability and conductivity of atrial cardiomyocytes显示文摘As an excitatory transmitter system,the glutamatergic transmitter system controls excitability and conductivity of neurons.Since both cardiomyocytes and neurons are excitable cells,we hypothesized that cardiomyocytes may also be regulated by a similar system. | Duanyang Xie Ke Xiong Xuling Su Guanghua Wang Qiang Ji Qicheng Zou Lingling Wang Yi Liu Dandan Liang Jinfeng Xue Luxin Wang Xueting Gao Xingdong Gu Hongyu Liu r Xiaoyu He Li Li Jian Yang Youming Lu Luying Peng Yi-Han Chen | 2021 | Cell Research2021,31,9: | 5 |
| 8 | Scalable synthesis of sub-lO0 nm hollow carbon nanospheres for energy storage applications显示文摘 | Hongyu Zhao Fan Zhang Shumeng Zhang Shengnan He Fei Shen Xiaogang Han Yadong Yin Chuanbo Gao | 2018 | Nano Research2018,11,4: | 4 |
| 9 | Theoretical and simulation research of hydrodynamic instabilities in inertial-confinement fusion implosions显示文摘Inertial fusion energy(IFE)has been considered a promising,nearly inexhaustible source of sustainable carbon-free power for the world's energy future.It has long been recognized that the control of hydrodynamic instabilities is of critical importance for ignition and high-gain in the inertial-confinement fusion(ICF)hot-spot ignition scheme.In this mini-review,we summarize the progress of theoretical and simulation research of hydrodynamic instabilities in the ICF central hot-spot implosion in our group over the past decade.In order to obtain sufficient understanding of the growth of hydrodynamic instabilities in ICF,we first decompose the problem into different stages according to the implosion physics processes.The decomposed essential physics processes that are associated with ICF implosions,such as Rayleigh-Taylor instability(RTI),Richtmyer-Meshkov instability(RMI),Kelvin-Helmholtz instability(KHI),convergent geometry effects,as well as perturbation feed-through are reviewed.Analytical models in planar,cylindrical,and spherical geometries have been established to study different physical aspects,including density-gradient,interface-coupling,geometry,and convergent effects.The influence of ablation in the presence of preheating on the RTI has been extensively studied by numerical simulations.The KHI considering the ablation effect has been discussed in detail for the first time.A series of single-mode ablative RTI experiments has been performed on the Shenguang-Ⅱlaser facility.The theoretical and simulation research provides us the physical insights of linear and weakly nonlinear growths,and nonlinear evolutions of the hydrodynamic instabilities in ICF implosions,which has directly supported the research of ICF ignition target design.The ICF hot-spot ignition implosion design that uses several controlling features,based on our current understanding of hydrodynamic instabilities,to address shell implosion stability,has been briefly described,several of which are novel. | LiFeng Wang WenHua Ye XianTu He JunFeng Wu ZhengFeng Fan Chuang Xue HongYu Guo WenYong Miao YongTeng Yuan JiaQin Dong Guo Jia Jing Zhang YingJun Li Jie Liu Min Wang YongKun Ding WeiYan Zhang | 2017 | Science China(Physics,Mechanics & Astronomy)2017,60,5: | 4 |
| 10 | Application of regional citrate anticoagulation in patients at high risk of bleeding during intermittent hemodialysis:a prospective multicenter randomized controlled trial显示文摘Objective:Safe and effective anticoagulation is essential for hemodialysis patients who are at high risk of bleeding.The purpose of this trial is to evaluate the effectiveness and safety of two-stage regional citrate anticoagulation(RCA)combined with sequential anticoagulation and standard calcium-containing dialysate in intermittent hemodialysis(IHD)treatment.Methods:Patients at high risk of bleeding who underwent IHD from September 2019 to May 2021 were prospectively enrolled in 13 blood purification centers of nephrology departments,and were randomly divided into RCA group and saline flushing group.In the RCA group,0.04 g/mL sodium citrate was infused from the start of the dialysis line during blood draining and at the venous expansion chamber.The sodium citrate was stopped after 3 h of dialysis,which was changed to sequential dialysis without anticoagulant.The hazard ratios for coagulation were according to baseline.Results:A total of 159 patients and 208 sessions were enrolled,including RCA group(80 patients,110 sessions)and saline flushing group(79 patients,98 sessions).The incidence of severe coagulation events of extracorporeal circulation in the RCA group was significantly lower than that in the saline flushing group(3.64%vs.20.41%,P<0.001).The survival time of the filter pipeline in the RCA group was significantly longer than that in the saline flushing group((238.34±9.33)min vs.(221.73±34.10)min,P<0.001).The urea clearance index(Kt/V)in the RCA group was similar to that in the saline flushing group with no statistically significant difference(1.12±0.34 vs.1.08±0.34,P=0.41).Conclusions:Compared with saline flushing,the two-stage RCA combined with a sequential anticoagulation strategy significantly reduced extracorporeal circulation clotting events and prolonged the dialysis time without serious adverse events. | Xiaoyan TANG Dezheng CHEN Ling ZHANG Ping FU Yanxia CHEN Zhou XIAO Xiangcheng XIAO Weisheng PENG Li CHENG Yanmin ZHANG Hongbo LI Kehui LI Bizhen GOU Xin WU Qian YU Lijun JIAN Zaizhi ZHU Yu WEN Cheng LIU Hen XUE Hongyu ZHANG Xin HE Bin YAN Liping ZHONG Bin HUANG Mingying MAO | 2022 | Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2022,23,11: | 4 |
| 11 | Orofacial inflammatory pain affects the expression of MT1 and NADPH-d in rat caudal spinal trigeminal nucleus and trigeminal ganglion显示文摘Very little is known about the role of melatonin in the trigeminal system,including the function of melatonin receptor 1.In the present study,adult rats were injected with formaldehyde into the right vibrissae pad to establish a model of orofacial inflammatory pain.The distribution of melatonin receptor 1 and nicotinamide adenine dinucleotide phosphate diaphorase in the caudal spinal trigeminal nucleus and trigeminal ganglion was determined with immunohistochemistry and histochemistry.The results show that there are significant differences in melatonin receptor 1 expression and nicotinamide adenine dinucleotide phosphate diaphorase expression in the trigeminal ganglia and caudal spinal nucleus during the early stage of orofacial inflammatory pain.Our findings suggest that when melatonin receptor 1 expression in the caudal spinal nucleus is significantly reduced,melatonin's regulatory effect on pain is attenuated. | Fang Huang Hongwen He Wenguo Fan Yongliang Liu Hongyu Zhou Bin Cheng | 2013 | Neural Regeneration Research2013,8,32: | 4 |
| 12 | A stringent dual control system overseeing transcription and activity of the Cre recombinase for the liver-specific conditional gene knock-out mouse model显示文摘Liver cancer is one of the most threatening diseases in Chinese population. Just like in other tissues, tumor initiation and development in liver involve multiple steps of genetic and epigenetic alterations with several unknown details. However, unlike in other tissues, a tis-sue specific inducible Cre recombinase system that allows temporal and spatial deletion of a target DNA fragment is still not available for in vivo functional gene annotation in hepatocytes. In our pursuit to establish such a mouse model, we designed a dual inducible Cre transgene system and tested it in cultured cells. By combining a CCAAT/enhancer binding protein β (C/EBP β) promoter derived Tet-off expression system and the estrogen receptor (ER) mediated functional control, we show a desirable profile of both hepatocyte-specificity and regulability of the Cre expression in a series of critical assessments in the cell culture system, which provides confidence in continua-tion of our ongoing pursuit in mouse. | Yu Wu Yinghua He Hongyu Zhang Xinlan Dai Xiaoyu Zhou Jun Gu Guan Wang Jingde Zhu | 2008 | Journal of Genetics and Genomics2008,35,7: | 3 |
| 13 | Capability requirements modeling and verification based on fuzzy ontology显示文摘The capability requirements of the command, control, communication, computing, intelligence, surveillance, reconnaissance (C4ISR) systems are full of uncertain and vague information, which makes it difficult to model the C4ISR architecture. The paper presents an approach to modeling the capability requirements with the fuzzy unified modeling language (UML) and building domain ontologies with fuzzy description logic (DL). The UML modeling constructs are extended according to the meta model of Depart- ment of Defense Architecture Framework to improve their domain applicability, the fuzzy modeling mechanism is introduced to model the fuzzy efficiency features of capabilities, and the capability requirement models are converted into ontologies formalized in fuzzy DL so that the model consistency and reasonability can be checked with a DL reasoning system. Finally, a case study of C4ISR capability requirements model checking is provided to demonstrate the availability and applicability of the method. | Qingchao Dong Zhixue Wang Weixing Zhu Hongyue He | 2012 | Journal of Systems Engineering and Electronics2012,23,1: | 3 |
| 14 | Role of helicity of a-helical antimicrobia peptides to improve specificity显示文摘 | Yibing Huang Liyan He Guirong Li Naicui Zhai Hongyu Jiang Yuxin Chen | 2014 | Protein & Cell2014,5,8: | 3 |
| 15 | An executable modeling and analyzing approach to C4ISR architecture显示文摘To analyze the behavioral model of the command,control,communication,computer,intelligence,surveillance,reconnaissance(C4ISR)architecture,we propose an executable modeling and analyzing approach to it.First,the meta concept model of the C4ISR architecture is introduced.According to the meta concept model,we construct the executable meta models of the C4ISR architecture by extending the meta models of fUML.Then,we define the concrete syntax and executable activity algebra(EAA)semantics for executable models.The semantics functions are introduced to translating the syntax description of executable models into the item of EAA.To support the execution of models,we propose the executable rules which are the structural operational semantics of EAA.Finally,an area air defense of the C4ISR system is used to illustrate the feasibility of the approach. | HE Hongyue ZHU Weixing LI Ruiyang DENG Qiaoyu | 2020 | Journal of Systems Engineering and Electronics2020,31,1: | 3 |
| 16 | Construction and characterization of a hrpG mutant rendering constitutive expression of hrp genes in Xanthomonas campestris pv.campestris显示文摘在 Xanthomonas 的 hrp 基因的表示被 hrpG, OmpR 类型 transcriptional 使活跃之物,和罐头调整被导致由人工模仿中等 XVM2,但是在富有的中等 NYG 镇压了。在这研究,在 Xanthomonas campestris pv 的 hrpG 的一个地点特定的变化。campestris (Xcc ) 被指导 PCR 的点傻瓜发育不全产生并且被它的显型和 transcriptional 表示分析描绘。结果显示 E45K 变异 hrpG 显示了在抑制媒介 NYG 组成地表示的所有 hrp 基因。植物测试证明那变异的 hrpG 提高了预定和过分敏感的反应(HR ) 的紧张在上上非招待植物辣椒,但是没在文化媒介和植物影响 Xcc 的生长。E45K 变化没引起 exopolysaccharide 绗维素酶和淀粉酶的生产的重要变化,但是在里面禁止了细胞外的朊酶的分泌物。这异种 8004 比对在学习 transcriptional 规定的 vitroand 识别 hrp 家属受动器的野类型更合适染色体宽。 | JIANG Bole XU Rongqi LI Xianzhen WEI Hongyu BAI Faan HU Xi HE Yongqiang TANG Jiliang | 2006 | Progress in Natural Science:Materials International2006,16,5: | 3 |
| 17 | Effect of silica nanoparticles/poly(vinylidene fluoride-hexafluoropropylene) coated layers on the performance of polypropylene separator for lithium-ion batteries显示文摘In an effort to reduce thermal shrinkage and improve electrochemical performance of porous polypropylene(PP) separators for lithium-ion batteries, a new composite separator is developed by introducing ceramic coated layers on both sides of PP separator through a dip-coating process. The coated layers are comprised of heat-resistant and hydrophilic silica nanoparticles and polyvinylidene fluoride-hexafluoropropylene(PVDF-HFP) binders. Highly porous honeycomb structure is formed and the thickness of the layer is only about 700 nm. In comparison to the pristine PP separator, the composite separator shows significant reduction in thermal shrinkage and improvement in liquid electrolyte uptake and ionic conduction, which play an important role in improving cell performance such as discharge capacity, C-rate capability, cycle performance and coulombic efficiency. | Hongyu Liu Zehui Dai Jun Xu Baohua Guo Xiangming He | 2014 | Journal of Energy Chemistry2014,23,5: | 3 |
| 18 | Ginsenoside Rb1 Reduces D-GalN/LPS-induced Acute Liver Injury by Regulating TLR4/NF-κB Signaling and NLRP3 Inflammasome显示文摘Background and Aims:The effect of ginsenoside Rb1 on D-galactosamine(D-GalN)/lipopolysaccharide(LPS)-induced acute liver injury(ALI)is unknown.The aim of this study was to evaluate the effect of ginsenoside Rb1 on ALI and its underlying mechanisms.Methods:Mice were pretreated with ginsenoside Rb1 by intraperitoneal injection for 3 days before D-GalN/LPS treatment,to induce ALI.The survival rate was monitored every hour for 24 h,and serum biochemical parameters,hepatic index and histopathological analysis were evaluated to measure the degree of liver injury.ELISA was used to detect oxidative stress and inflammatory cytokines in hepatic tissue and serum.Immunohistochemistry staining,RT-PCR and western blotting were performed to evaluate the expression of toll-like receptor 4(TLR4),nuclear factorkappa B(NF-κB),and NLR family,pyrin domain-containing 3 protein(NLRP3)in liver tissue and Kupffer cells(KCs).Results:Ginsenoside Rb1 improved survival with D-GalN/LPS-induced ALI by up to 80%,significantly ameliorated the increased alanine and aspartate transaminase,restored the hepatic pathological changes and reduced the levels of oxidative stress and inflammatory cytokines altered by D-GalN/LPS.Compared to the control group,the KCs were increased in the D-GalN/LPS groups but did not increase significantly with Rb1 pretreatment.D-GalN/LPS could upregulate while Rb1 pretreatment could downregulate the expression of interleukin(IL)-1β,IL-18,NLRP3,apoptosis associated specklike protein containing CARD(ASC)and caspase-1 in isolated KCs.Furthermore,ginsenoside Rb1 inhibited activation of the TLR4/NF-κB signaling pathway and NLRP3 inflammasome induced by D-GalN/LPS administration.Conclusions:Ginsenoside Rb1 protects mice against D-GalN/LPS-induced ALI by attenuating oxidative stress and the inflammatory response through the TLR4/NF-κB signaling pathway and NLRP3 inflammasome activation. | Yimei Liu Ninghua Liu Yujing Liu Hongyu He Zhe Luo Wenjun Liu Nan Song Minjie Ju | 2022 | Journal of Clinical and Translational Hepatology2022,10,3: | 2 |
| 19 | Effect of glucose concentrations on wear resistance of Al/APC composites prepared by hydrothermal carbonized deposition on chips显示文摘In this study,a novel method termed hydrothermal carbonized deposition on chips(HTCDC)is proposed to prepare aluminum alloy-amorphous carbon(Al/APC)composites.The influences of glucose concentration in hydrothermally reaction on the microstructure and wear resistance of the Al/APC composites were thoroughly studied.Amorphous carbon was deposited by HTCDC onto Al–20Si chips as a supporter.The Al/APC composites were prepared by hot extrusion from the chips.The results indicated that a uniform carbon film was successfully synthesized on the surface of the chips,improving the wear resistance of the Al/APC composites.With increasing concentration of glucose solution,the size and the number of delamination on the wear surface and the coefficient of friction decreased,and the wear rate decreased at first and then increased.In addition,the dehydration and carbonization processes in the hydrothermal reaction of glucose were analyzed.A schematic model of the wear surface of the Al/APC composites was established and the wear mechanisms were discussed. | Yingjie He Hongyu Xu Maoliang Hu Bo Jiang Zeshengji | 2020 | Journal of Materials Science & Technology2020,52,18: | 2 |
| 20 | Regulation of eight avr genes by hrpG and hrpX in Xanthomonas campestris pv. campestris and their role in pathogenicity显示文摘Eight putative avirulence genes in Xanthomonas campestris pv. campestris (Xcc) strain 8004 were characterized by Tn5gusA5 mutagenesis and gene expression analysis. The virulence test of mutants on Chinese radish showed that all mutants in individual avr genes except avrBs2 mutant were not significantly different from the wild type in virulence. The avrBs2 mutant showed reduced virulence and bacterial growth in planta. Gene expression analysis using β-glucuronidase as reporter indicated that avrBs1.1,avrBs1,avrXccB,avrXccC,avrXccE1 were regulated by hrpG, whereas avrXccA1, avrXccA2 and avrBs2 were not. RT-PCR analysis showed that all hrpG-regulated genes except avrBs1 were also regulated by hrpX. In addition, it was demonstrated that avrBs1 was responsible for elicitation of a type III dependent hypersensitive reaction (HR) on nonhost plant pepper ECW-10R, and wild type Xcc 8004 was unable to cause HR on pepper ECW-20R. | XU Rongqi LI Xianzhen WEI Hongyu JIANG Bole LI Kai HE Yongqiang FENG Jiaxun TANG jiliang | 2006 | Progress in Natural Science:Materials International2006,16,12: | 2 |