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| 1 | A Novel Protein RLS1 with NB-ARM Domains Is Involved in Chloroplast Degradation during Leaf Senescence in Rice显示文摘叶老朽,规划细胞死亡(PCD ) 的一种类型由叶绿素降级描绘了,是重要的种生长和庄稼生产率。autophagy 在叶老朽期间涉及叶绿体降级,这出现。然而,涉及这个过程的分子的机制很好没被理解。在这研究,米饭 rls1 (快速的叶老朽 1 ) 的基因、生理的特征异种被识别。rls1 异种开发了类似于在野类型的植物比那些显示了更早的老朽的叶子的整个表面上散布的疾病的小、黄褐的损害。在老朽期间满意的叶绿素的快速的损失是在 rls1 的加速的叶老朽的主要原因。显微镜的观察显示 PCD 被调整,可能在 rls1 导致叶绿体的加速的降级离开。RLS1 基因的基于地图的克隆表明它编码一以前在 carboxyl 终点与一个手臂(犰狳) 领域包含蛋白质的 uncharacterized NB (核苷酸绑定地点) 。与它在叶老朽的参与一致, RLS1 在导致黑暗的叶老朽期间是起来调整的并且由细胞激动素下面调整。有趣地, RLS1 的组成的表示稍微也在转基因的米饭植物与减少的叶绿素内容加速了叶老朽。我们识别的学习一以前, uncharacterized NBARM 蛋白质在植物生长和开发期间在 PCD 包含了,为把提供一个唯一的工具可能的调停 autophagy 的 PCD 在在植物的老朽期间。 | Bin-Bin Jiao Jian-Jun Wang Xu-Dong Zhu Long-Jun Zeng Qun Li Zu-Hua He | 2012 | Molecular Plant2012,5,1: | 45 |
| 2 | A meta-analysis of oxidative stress markers in schizophrenia显示文摘Oxidative stress has been identified as a possible element in the neuropathological processes of schizophrenia(SCZ).Alteration of oxidative stress markers has been reported in SCZ studies,but with inconsistent results.To evaluate the risk of oxidative stress to schizophrenia,a meta-analysis was conducted,including five markers of oxidative stress [thiobarbituric reactive substances(TBARS),nitric oxide(NO),catalase(CAT),glutathione peroxidase(GP) and superoxide dismutase(SOD)] in SCZ patients versus healthy controls.This study showed that TBARS and NO significantly increased in SCZ,while SOD activity significantly decreased in the disorganized type of SCZ patients.No significant effect size was found for the activities of GP and CAT in SCZ patients(P>0.05).Egger’s regression test observed no significant publication bias across the oxidative stress markers,but found high heterogeneities in all the 5 markers.The subgroup analysis suggested that the ethnicity,sample size of patients and sample sources may contribute to the heterogeneity of the results for TBARS,NO and SOD.The result further demonstrated the involvement of oxidative stress in the pathophysiology of schizophrenia. | ZHANG Ming1,2,ZHAO ZhongMing3,HE Lin1,2,4 & WAN ChunLing1,2 1 Bio-X Center,Key Laboratory for the Genetics of Developmental and Neuropsychiatric Disorders(Ministry of Education),Shanghai Jiao Tong University,Shanghai 200030,China 2 Institutes for Nutritional Sciences,Shanghai Institute of Biological Sciences,Chinese Academy of Sciences,Shanghai 200031,China 3 Departments of Biomedical Informatics,Psychiatry,and Cancer Biology,Vanderbilt University Medical Center,Nashville,TN 37232,USA 4 Institutes of Biomedical Sciences,Fudan University,Shanghai 200032,China | 2010 | Science China(Life Sciences)2010,53,1: | 32 |
| 3 | Rural land use spatial allocation in the semiarid loess hilly area in China:Using a Particle Swarm Optimization model equipped with multi-objective optimization techniques显示文摘Semiarid loess hilly areas in China are enduring a series of environmental conflicts between urban expansion,cultivated land conservation,soil erosion and water shortage,and require land use allocation to reconcile these environmental conflicts.We argue that the optimized spatial allocation of rural land use can be achieved by a Particle Swarm Optimization (PSO) model in conjunction with multi-objective optimization techniques.Our study focuses on Yuzhong County of Gangsu Province in China,a typical catchment on the Loess Plateau,and proposes a land use spatial optimization model.The model maximizes land use suitability and spatial compactness based on a variety of constraints,e.g.optimal land use structure and restrictive areas,and employs an improved PSO algorithm equipped with a determinant initialization method and a dynamic weighted aggregation (DWA) method to obtain the optimized land use spatial pattern.The results suggest that (1) approximately 4% of land use should be reallocated and these changes would alleviate the environmental conflicts in the study area;(2) the major reshuffling is slope farmland and newly added construction and cultivated land,whereas the unchanged areas are largely forests and basic farmland;and (3) the PSO is capable of optimizing rural land use allocation,and the determinant initialization method and DWA can improve the performance of the PSO. | LIU YaoLin LIU DianFeng LIU YanFang HE JianHua JIAO LiMin CHEN YiYun HONG XiaoFeng | 2012 | Science China Earth Sciences2012,55,7: | 23 |
| 4 | Theoretical study of flow ripple for an aviation axial-piston pump with damping holes in the valve plate显示文摘Based on the structure of a certain type of aviation axial-piston pump's valve plate which adopts a pre-pressurization fluid path(consisting a damping hole,a buffer chamber,and an orifice)to reduce flow ripple,a single-piston model of the aviation axial-piston pump is presented. This single-piston model comprehensively considers fluid compressibility,orifice restriction effect,fluid resistance in the capillary tube,and the leakage flow. Besides,the instantaneous discharge areas used in the single-piston model have been calculated in detail. Based on the single-piston model,a multi-piston pump model has been established according to the simple hydraulic circuit. The single- and multi-piston pump models have been realized by the S-function in Matlab/Simulink. The developed multi-piston pump model has been validated by being compared with the numerical result by computational fluid dynamic(CFD). The effects of the pre-pressurization fluid path on the flow ripple and the instantaneous pressure in the piston chamber have been studied and optimized design recommendations for the aviation axial-piston pump have been given out. | Guan Changbin Jiao Zongxia He Shouzhan | 2014 | Chinese Journal of Aeronautics2014,27,1: | 22 |
| 5 | Lung transplantation as therapeutic option in acute respiratory distress syndrome for coronavirus disease 2019-related pulmonary fibrosis显示文摘Background:Critical patients with the coronavirus disease 2019(COVID-19),even those whose nucleic acid test results had turned negative and those receiving maximal medical support,have been noted to progress to irreversible fatal respiratory failure.Lung transplantation(LT)as the sole therapy for end-stage pulmonary fibrosis related to acute respiratory distress syndrome has been considered as the ultimate rescue therapy for these patients.Methods:From February 10 to March 10,2020,three male patients were urgently assessed and listed for transplantation.After conducting a full ethical review and after obtaining assent from the family of the patients,we performed three LT procedures for COVID-19 patients with illness durations of more than one month and extremely high sequential organ failure assessment scores.Results:Two of the three recipients survived post-LT and started participating in a rehabilitation program.Pearls of the LT team collaboration and perioperative logistics were summarized and continually improved.The pathological results of the explanted lungs were concordant with the critical clinical manifestation,and provided insight towards better understanding of the disease.Government health affair systems,virology detection tools,and modern communication technology all play key roles towards the survival of the patients and their rehabilitation.Conclusions:LT can be performed in end-stage patients with respiratory failure due to COVID-19-related pulmonary fibrosis.If confirmed positive-turned-negative virology status without organ dysfunction that could contraindicate LT,LT provided the final option for these patients to avoid certain death,with proper protection of transplant surgeons and medical staffs.By ensuring instant seamless care for both patients and medical teams,the goal of reducing the mortality rate and salvaging the lives of patients with COVID-19 can be attained. | Jing-Yu Chen Kun Qiao Feng Liu Bo Wu Xin Xu Guo-Qing Jiao Rong-Guo Lu Hui-Xing Li Jin Zhao Jian Huang Yi Yang Xiao-Jie Lu Jia-Shu Li Shu-Yun Jiang Da-Peng Wang Chun-Xiao Hu Gui-Long Wang Dong-Xiao Huang Guo-Hui Jiao Dong Wei Shu-Gao Ye Jian-An Huang Li Zhou Xiao-Qin Zhang Jian-Xing He | 2020 | Chinese Medical Journal2020,,12: | 19 |
| 6 | Ulva prolifera green-tide outbreaks and their environmental impact in the Yellow Sea, China显示文摘The Ulva prolifera green tides in the Yellow Sea, China, which have been occurring since 2007, are a serious environmental problem attracting worldwide attention. Despite extensive research, the outbreak mechanisms have not been fully understood. Comprehensive analysis of anthropogenic and natural biotic and abiotic factors reveals that human activities, regional physicochemical conditions and algal physiological characteristics as well as ocean warming and biological interactions(with microorganism or other macroalgae) are closely related to the occurrence of green tides. Dynamics of these factors and their interactions could explain why green tides suddenly occurred in 2007 and decreased abruptly in 2017.Moreover, the consequence of green tides is serious. The decay of macroalgal biomass could result in hypoxia and acidification, possibly induce red tide and even have a long-lasting impact on coastal carbon cycles and the ecosystem. Accordingly, corresponding countermeasures have been proposed in our study for future reference in ecosystem management strategies and sustainable development policy. | Yongyu Zhang Peimin He Hongmei Li Gang Li Jihua Liu Fanglue Jiao Jianheng Zhang Yuanzi Huo Xiaoyong Shi Rongguo Su Naihao Ye Dongyan Liu Rencheng Yu Zongling Wang Mingjiang Zhou Nianzhi Jiao | 2019 | National Science Review2019,6,4: | 17 |
| 7 | RESEARCH ON THE EVALUATION METHOD OF FRICTION AND LUBRICATION IN DEEP DRAWING显示文摘The deformation characteristic of bland in deep drawing is discussed. It is pointed out that the friction and lubrication conditions in for drawing are different from that in mechanical motion or machine work or other plastic process. The common test methods in laboratories are analyzed. It shows that though all those test methods can test the friction coefficient, the probe test method is most suitable for the research of friction and lubrication and the process in deep drawing, for this method is identical with the actual work condition either from the test principle or deformation status of the blank. Last the successful application in the deep drawing simulator newly developed the the probe method are intro- duced in detail. | D. N. He, X. F. Yin, H. Z. Thao, D. L*, X. Y. Ruan, J. L. Cheng and J. Y. Jiang 1) Shanghai Jiao Tong University, National Die & Mold CAD E. R. C, Shanghai 200030, China 2) Shanghai Vopkswagen Automotive Company Ltd., Shanghai 201805, China Manuscript re | 2000 | Acta Metallurgica Sinica(English Letters)2000,13,2: | 13 |
| 8 | Syntheses and Fungicidal Activities of Thiazole-5-carboxanilides Bearing Thioether Group显示文摘 | XUE Hansong LIU Aiping LIU Weidong LI Jianming REN Yeguo HUANG Lu HE Lian OU Xiaoming YE Jiao HUANG Mingzhi | 2016 | Chemical Research in Chinese Universities2016,32,5: | 13 |
| 9 | Dual-targeting and microenvironment-responsive micelles as a gene delivery system to improve the sensitivity of glioma to radiotherapy显示文摘Dbait is a small double-stranded DNA molecule that has been utilized as a radiosensitizer to enhance the sensitivity of glioma to radiotherapy(RT). However, there is no effective drug delivery system to effectively overcome the blood–brain barrier(BBB). The aim of this study was to develop a gene delivery system by using the BBB and glioma dual-targeting and microenvironment-responsive micelles(ch-Kn(s-s)R8-An) to deliver Dbait into glioma for RT. Angiopep-2 can target the low-density lipoprotein receptor-related protein-1(LRP1) that is overexpressed on brain capillary endothelial cells(BCECs) and glioma cells. In particular, due to upregulated matrix metalloproteinase 2(MMP-2) in the tumor microenvironment, we utilized MMP-2-responsive peptides as the enzymatically degradable linkers to conjugate angiopep-2. The results showed that ch-Kn(s-s)R8-An micelles maintained a reasonable size(80–160 nm) with a moderate distribution and a decreased mean diameter from the cross-linking as well as exhibited low critical micelle concentration(CMC) with positive surface charge, ranging from 15 to40 mV. The ch-K5(s-s)R8-An/pEGFP showed high gene transfection efficiency in vitro, improved uptake in glioma cells and good biocompatibility in vitro and in vivo. In addition, the combination of ch-K5(s-s)R8-An/Dbait with RT significantly inhibited the growth of U251 cells in vitro. Thus, ch-K5(s-s)R8-An/Dbait may prove to be a promising gene delivery system to target glioma and enhance the efficacy of RT on U251 cells. | Xiuxiu Jiao Yuan Yu Jianxia Meng Mei He Charles Jian Zhang Wenqian Geng Baoyue Ding Zhuo Wang Xueying Ding | 2019 | Acta Pharmaceutica Sinica B2019,9,2: | 13 |
| 10 | Excitation and Detection of Shear Horizontal Waves with Electromagnetic Acoustic Transducers for Nondestructive Testing of Plates显示文摘The fundamental shear horizontal(SH0) wave has several unique features that are attractive for long-range nondestructive testing(NDT). By a careful design of the geometric configuration, electromagnetic acoustic transducers(EMATs) have the capability to generate a wide range of guided wave modes, such as Lamb waves and shear-horizontal(SH) waves in plates. However, the performance of EMATs is influenced by their parameters. To evaluate the performance of periodic permanent magnet(PPM) EMATs, a distributed-line-source model is developed to calculate the angular acoustic field cross-section in the far-field. Numerical analysis is conducted to investigate the performance of such EMATs with different geometric parameters, such as period and number of magnet arrays, and inner and outer coil widths. Such parameters have a great influence on the directivity of the generated SH0 waves that arises mainly in the amplitude and width of both main and side lobes. According to the numerical analysis, these parameters are optimized to obtain better directivity. Optimized PPM EMATs are designed and used for NDT of strip plates. Experimental results show that the lateral boundary of the strip plate has no perceivable influence on SH0-wave propagation, thus validating their used in NDT. The proposed model predicts the radiation pattern of PPM EMATs, and can be used for their parameter optimization. | MA Qingzeng JIAO Jingpin HU Ping ZHONG Xi WU Bin HE Cunfu | 2014 | Chinese Journal of Mechanical Engineering2014,27,2: | 12 |
| 11 | Alfalfa-containing diets alter luminal microbiota structure and short chain fatty acid sensing in the caecal mucosa of pigs显示文摘Background: Pork produced by outdoor-reared pigs raised mostly on alfalfa pastures attracts increasing population of consumer from most of the world. In China, pigs were raised with alfalfa-containing diets to seek for good quality pork.However, the influence of dietary alfalfa involving high level of insoluble dietary fiber(IDF) on pig intestinal luminal microbiota composition remains unclear. The objective of this study was to investigate the effects of alfalfa on luminal microbiota and short chain fatty acids(SCFA) production, and gene expressions involved in SCFA sensing, transporting and absorbing in pig caecal mucosa.Results: Twenty-four growing pigs were randomly allotted to four diets containing 0%, 5%, 10% and 15% alfalfa meal for a 28-d experiment. Ingestion of alfalfa meal-contained diets significantly increased the ratio of body weight gain to feed consumption. Illumina MiS eq sequencing of the V3 region of the 16 S r RNA genes showed that alfalfa-containing diet significantly decreased the relative abundance of genera Turicibacter, Acidiphilium, Paracoccus, Propionibacterium,Corynebacterium, Pseudomonas, Acinetobacter, and Staphylococcus, and increased the relative abundance of genera Lachnospira, Marvinbryantia, and Desulfovibrio in the caecal digesta. Butyrate concentration was significantly increased in the hindgut by the supplementation of alfalfa meal in diets. The m RNA gene expressions of FFAR3, SMCT1, MCT1,PYY, and GCG were significantly increased in the caecal mucosa of pigs fed alfalfa meal.Conclusions: Our results suggested that alfalfa-containing diet has exerted significant impacts on caecal microbiota composition, butyrate concentration and significantly upregulated m RNA expression of host caecal mucosal genes involved in SCFA sensing and absorption as well as regulation of satiety. | Jiawei Wang Chunfu Qin Ting He Kai Qiu Wenjuan Sun Xin Zhang Ning Jiao Weiyun Zhu Jingdong Yin | 2018 | Journal of Animal Science and Biotechnology2018,9,2: | 12 |
| 12 | A minimally invasive alternative for the treatment of nutcracker syndrome using individualized three-dimensional printed extravascular titanium stents显示文摘Background: This study was designed to evaluate the clinical and radiographic outcomes of patients with nutcracker syndrome (NCS) who were treated with three-dimensional printing (3DP) extravascular titanium stents (EVTSs). The 3DP EVTS was expected to release the hypertension of the left renal vein (LRV) produced by its compression between the superior mesenteric artery (SMA) and the aorta without causing any complications. Method: The pre-operative kidney model of each patient was printed out to enable surgical planning. After that, the EVTS was designed based on the LRV’s primitive physiologic structure using computer-aided design software, and each stent was printed out with a precision setting of 20 μm. Seventeen patients who had been suffering from NCS underwent laparoscopic 3DP EVTS placement. The surgical procedure was designed for the placement of EVTS, taking great care in positioning and fixing the stent. Surgical data, which included patient demographic characteristics as well as pre- and post-operative test results, were collected and analyzed. Results: The mean duration of surgery was 75 ± 9 min, and the mean blood loss was 20 ± 5 mL. Computed tomography examinations revealed that the pre- and post-operative angle between the SMA and the aorta ranged from 18.7°± 4.3° to 48.0°± 8.8°(P < 0.05);in patients with left varicocele, the mean diameter of the left spermatic vein ranged from 3.7 ± 0.5 to 1.3 ± 0.2 mm (P < 0.05). Moreover, Doppler ultrasound examinations showed that the peak velocity of blood flow at the hilar area ranged from 12.4 ± 3.3 to 18.5 ± 3.4 cm/s (P < 0.05). No side effects were observed in the 24 to 42 months following surgery. Conclusion: The findings after 2 years of follow-up suggest that the 3DP EVTS is a safe and effective minimally invasive alternative for the treatment of NCS. | He Wang Yi-Tong Guo Yong Jiao Da-Li He Bin Wu Li-Jun Yuan Yan-Yan Li Yong Yang Tie-Sheng Cao Bo Zhang | 2019 | Chinese Medical Journal2019,,12: | 12 |
| 13 | Alginate oligosaccharide-induced intestinal morphology, barrier function and epithelium apoptosis modifications have beneficial effects on the growth performance of weaned pigs显示文摘Background: Alginate oligosaccharide(AOS), produced from alginate by alginate lyase-mediated depolymerisation, is a potential substitute for antibiotics and possesses growth-enhancing effects. Nevertheless, the mechanisms by which AOS regulates porcine growth remain to be elucidated. Therefore, we investigated the AOS-mediated changes in the growth performance of weaned pigs by determining the intestinal morphology, barrier function,as well as epithelium apoptosis.Methods: Twenty-four weaned pigs were distributed into two groups(n = 12) and received either a basal diet(control group) or the same diet supplemented with 100 mg/kg AOS. On d 15, D-xylose(0.1 g/kg body weight)was orally administrated to eight randomly selected pigs per treatment, and their serum and intestinal mucosa samples were collected 1 h later.Results: Our results showed that inclusion of AOS in the diet for 2 wk increased(P < 0.05) the average daily body weight gain in weaned pigs. Notably, AOS supplementation ameliorated the intestinal morphology and barrier function, as suggested by the enhanced(P < 0.05) intestinal villus height, secretory immunoglobulin A content and goblet cell counts. Compared to the control group, AOS ingestion both decreased(P < 0.05) the total apoptotic percentage and increased(P < 0.05) the proportion of S phase in the intestinal epithelial cells. Furthermore, AOS not only up-regulated(P < 0.05) the B-cell lymphoma-2(BCL2) transcriptional level but also down-regulated(P < 0.05) the B-cell lymphoma-2-associated X protein(BAX), cysteinyl aspartate-specific proteinase-3(caspase-3) and caspase-9 transcriptional levels in the small intestine.Conclusions: In summary, this study provides evidence that supplemental AOS beneficially affects the growth performance of weaned pigs, which may result from the improved intestinal morphology and barrier function,as well as the inhibited enterocyte death, through reducing apoptosis via mitochondria-dependent apoptosis. | Jin Wan Jiao Zhang Daiwen Chen Bing Yu Xiangbing Mao Ping Zheng Jie Yu Junqiu Luo Jun He | 2018 | Journal of Animal Science and Biotechnology2018,9,4: | 10 |
| 14 | Study of the effect of humanistic nursing care model wards in Children Caring Ward School on the nurses'caring ability显示文摘Objective: To understand the effect of humanistic nursing care model wards in Children Caring Ward School(CCWS) on the nurses' caring ability.Methods: Questionnaire 25 nurses of humanistic nursing care model wards in CCWS using the Nkongho Caring Ability Inventory(CAI) before and after implement the humanistic nursing care model, including reform the systems of nursing care, introduce humanistic care model, implement the humanistic care, to measure the nurses' caring ability.Results: The nurses' caring ability had significantly developed on total, cognition dimension, courage dimension and patience dimension after all measures considered(p < 0.05).Conclusions: The humanistic nursing care model wards in CCWS has a positive effect on the nurses' caring ability, not only to help build great relationships between nurses and patients but also to enhance the patients' satisfaction. | Jiao He De-Ying Hu Yi-Lan Liu Li-Fen Wu Lian Liu | 2016 | Chinese Nursing Research2016,3,1: | 9 |
| 15 | Wheat genomic study for genetic improvement of traits in China显示文摘Bread wheat(Triticum aestivum L.)is a major crop that feeds 40%of the world’s population.Over the past several decades,advances in genomics have led to tremendous achievements in understanding the origin and domestication of wheat,and the genetic basis of agronomically important traits,which promote the breeding of elite varieties.In this review,we focus on progress that has been made in genomic research and genetic improvement of traits such as grain yield,end-use traits,flowering regulation,nutrient use efficiency,and biotic and abiotic stress responses,and various breeding strategies that contributed mainly by Chinese scientists.Functional genomic research in wheat is entering a new era with the availability of multiple reference wheat genome assemblies and the development of cutting-edge technologies such as precise genome editing tools,highthroughput phenotyping platforms,sequencing-based cloning strategies,high-efficiency genetic transformation systems,and speed-breeding facilities.These insights will further extend our understanding of the molecular mechanisms and regulatory networks underlying agronomic traits and facilitate the breeding process,ultimately contributing to more sustainable agriculture in China and throughout the world. | Jun Xiao Bao Liu Yingyin Yao Zifeng Guo Haiyan Jia Lingrang Kong Aimin Zhang Wujun Ma Zhongfu Ni Shengbao Xu Fei Lu Yuannian Jiao Wuyun Yang Xuelei Lin Silong Sun Zefu Lu Lifeng Gao Guangyao Zhao Shuanghe Cao Qian Chen Kunpu Zhang Mengcheng Wang Meng Wang Zhaorong Hu Weilong Guo Guoqiang Li Xin Ma Junming Li Fangpu Han Xiangdong Fu Zhengqiang Ma Daowen Wang Xueyong Zhang Hong-Qing Ling Guangmin Xia Yiping Tong Zhiyong Liu Zhonghu He Jizeng Jia Kang Chong | 2022 | Science China(Life Sciences)2022,65,9: | 9 |
| 16 | The Effect of PCDH15 Gene Variations on the Risk of Noise-induced Hearing Loss in a Chinese Population显示文摘导致噪音的听觉损失(NIHL ) 是在环境、基因的因素之间的相互作用引起的复杂疾病。这研究调查了在 protocadherin 的基因可变性是否联系了 15 (PCDH15 ) 在一张中国人口位于增加的危险性下面到 NIHL 的发展。结果证明与 rs11004085 的 TT 遗传型相比, CT/CC 遗传型与 NIHL 的增加的风险被联系[调整机会比率(或)= 2.64;95% 信心间隔(CI ) :1.14-6.11, P = 0.024 ] 。另外,在 rs11004085 和 rs978842 之间的重要相互作用基因变化和噪音暴露在高级暴露组被观察(P < 0.05 ) 。而且,当与噪音暴露的高水平结合了时,风险 haplotype TAGCC 被观察(P < 0.05 ) 。因此,我们的学习证实在 PCDH15 的基因变化在人修改危险性到 NIHL 开发。 | XU Xiang Rong WANG Jing Jing YANG Qiu Yue JIAO Jie HE Li Hua YU Shan Fa GU Gui Zhen CHEN Guo Shun ZHOU Wen Hui WU Hui LI Yan Hong ZHANG Huan Ling ZHANG Zeng Rui JIN Xian Ning | 2017 | Biomedical and Environmental Sciences2017,30,2: | 9 |
| 17 | Ubiquitylation of p62/sequestosome1 activates its autophagy receptor function and controls selective autophagy upon ubiquitin stress显示文摘在细胞的 ubiquitin (Ub ) 的改变动态平衡,作为 Ub 知道强调,展示并且影响处于多重条件的细胞的回答,然而,内在的机制不完全地被理解。这里,我们报导 autophagy 受体 p62/sequestosome-1 与结合酶, UBE2D2 和 UBE2D3 的 E2 Ub 交往。内长的 p62 在 Ub 动态平衡的 upregulation 期间经历 E2 依赖的 ubiquitylation,一个条件作为 Ub + 应力称为,那对由 bortezomib 的 Ub overexpression,热吃惊或延长 proteasomal 抑制内在,化学疗法的药。p62 的 Ubiquitylation 破坏 p62 的 UBA 领域的 dimerization,解放它的能力认出为选择 autophagy 的 polyubiquitylated 货物。我们进一步证明这机制可能为在 Ub + 压力条件之上的 autophagy 激活是批评的。机制的描述和在察觉到 Ub 应力并且控制选择 autophagy 的 p62 的规章的角色能帮助理解并且调制细胞的回答到许多内长、环境的挑战,潜在地对 autophagy 相关的病为治疗学的策略的发展打开一条新大街。 | Hong Peng Jiao Yang Guangyi Li Qing You Wen Han Tianrang Li Darning Gao Xiaoduo Xie Byung-Hoon Lee Juan Du Jian Hou Tao Zhang Hai Rao Ying Huang Qinrun Li Rong Zeng Lijian Hui Hongyan Wang Qin Xia Xuemin Zhang Yongning He Masaaki Komatsu Ivan Dikic Daniel Finley Ronggui Hu | 2017 | Cell Research2017,27,5: | 9 |
| 18 | Road Centrality and Landscape Spatial Patterns in Wuhan Metropolitan Area,China显示文摘Road network is a corridor system that interacts with surrounding landscapes,and understanding their interaction helps to develop an optimal plan for sustainable transportation and land use.This study investigates the relationships between road centrality and landscape patterns in the Wuhan Metropolitan Area,China.The densities of centrality measures,including closeness,betweenness,and straightness,are calculated by kernel density estimation(KDE).The landscape patterns are characterized by four landscape metrics,including percentage of landscape(PLAND),Shannon′s diversity index(SHDI),mean patch size(MPS),and mean shape index(MSI).Spearman rank correlation analysis is then used to quantify their relationships at both landscape and class levels.The results show that the centrality measures can reflect the hierarchy of road network as they associate with road grade.Further analysis exhibit that as centrality densities increase,the whole landscape becomes more fragmented and regular.At the class level,the forest gradually decreases and becomes fragmented,while the construction land increases and turns to more compact.Therefore,these findings indicate that the ability and potential applications of centrality densities estimated by KDE in quantifying the relationships between roads and landscapes,can provide detailed information and valuable guidance for transportation and land-use planning as well as a new insight into ecological effects of roads. | LIU Yaolin WANG Huimin JIAO Limin LIU Yanfang HE Jianhua AI Tinghua | 2015 | Chinese Geographical Science2015,25,4: | 9 |
| 19 | Cerebral mechanism of puncturing at He-Mu point combination for functional dyspepsia: study protocol for a randomized controlled parallel trial显示文摘Acupuncture is widely used to treat functional dyspepsia with satisfactory outcomes. Combination of the He and Mu acupoints is commonly used and has a synergistic effect on functional dyspepsia; however, its underlying mechanisms remain unclear. Therefore, a randomized controlled parallel clinical trial is currently underway at Chengdu University of Traditional Chinese Medicine, China. This trial is designed to explore the efficacy of and central responses to the He-Mu point combination in patients with functional dyspepsia using functional magnetic resonance imaging. A total of 105 patients with functional dyspepsia will be allocated into 3 groups: the low-He point group(puncturing at Zusanli(ST36)), Mu point group(puncturing at Zhongwan(CV12)), and He-Mu point combination group(puncturing at ST36 and CV12). Every participant will receive 20 sessions of manual acupuncture for 4 weeks. The needles will be inserted perpendicularly to a depth of 1 to 2 cun. The angle of rotation and twisting will range from 90 to 180 degrees, while lifting and thrusting will range from 0.3 to 0.5 cm. The various manipulations will be performed 60 to 90 times per minute. The needles will remain in place for 30 minutes, during which manipulation will be applied every 10 minutes. Magnetic resonance imaging will be performed before and after 20 sessions of acupuncture. The primary outcome is symptom improvement according to the Chinese version of the Nepean Dyspepsia Index. Secondary outcomes include the Leeds dyspepsia questionnaire, Self-Rating Anxiety Scale, Self-Rating Depression Scale, Beck Anxiety Inventory, Beck Depression Inventory, and visual analogue scale scores before and after 10 and 20 sessions of acupuncture. Needle sensation and adverse events will be used to assess the therapeutic effects. This study will promote more widespread awareness of the benefits of acupoint combination in the clinical setting and provide a further explanation of the neuromechanism by which acupuncture at the He-Mu point combination for functional dyspepsia. Registration: Chinese Clinical Trial Registry, Chi CTR-IOR-15006402. | Shuai Yin Yuan Chen Du Lei Rui-rui Sun Ting-ting Ma Pei-min Feng Zhao-xuan He Xue-ling Suo Pei-hong Ma Yu-zhu Qu Ke Qiu Miao-miao Jing Qi-yong Gong Fan-rong Liang Jiao Chen Fang Zeng | 2017 | Neural Regeneration Research2017,12,5: | 9 |
| 20 | CD147-spike protein is a novel route for SARS-CoV-2 infection to host cells显示文摘In face of the everlasting battle toward COVID-19 and the rapid evolution of SARS-CoV-2,no specific and effective drugs for treating this disease have been reported until today.Angiotensin-converting enzyme 2(ACE2),a receptor of SARS-CoV-2,mediates the virus infection by binding to spike protein.Although ACE2 is expressed in the lung,kidney,and intestine,its expressing levels are rather low,especially in the lung.Considering the great infectivity of COVID-19,we speculate that SARS-CoV-2 may depend on other routes to facilitate its infection.Here,we first discover an interaction between host cell receptor CD147 and SARS-CoV-2 spike protein.The loss of CD147 or blocking CD147 in Vero E6 and BEAS-2B cell lines by anti-CD147 antibody,Meplazumab,inhibits SARSCoV-2 amplification.Expression of human CD147 allows virus entry into non-susceptible BHK-21 cells,which can be neutralized by CD147 extracellular fragment.Viral loads are detectable in the lungs of human CD147(hCD147)mice infected with SARS-CoV-2,but not in those of virus-infected wild type mice.Interestingly,virions are observed in lymphocytes of lung tissue from a COVID-19 patient.Human T cells with a property of ACE2 natural deficiency can be infected with SARS-CoV-2 pseudovirus in a dosedependent manner,which is specifically inhibited by Meplazumab.Furthermore,CD147 mediates virus entering host cells by endocytosis.Together,our study reveals a novel virus entry route,CD147-spike protein,which provides an important target for developing specific and effective drug against COVID-19. | Ke Wang Wei Chen Zheng Zhang Yongqiang Deng Jian-Qi Lian Peng Du Ding Wei Yang Zhang Xiu-Xuan Sun Li Gong Xu Yang Lei He Lei Zhang Zhiwei Yang Jie-Jie Geng Ruo Chen Hai Zhang Bin Wang Yu-Meng Zhu Gang Nan Jian-Li Jiang Ling Li Jiao Wu Peng Lin Wan Huang Liangzhi Xie Zhao-Hui Zheng Kui Zhang Jin-Lin Miao Hong-Yong Cui Min Huang Jun Zhang Ling Fu Xiang-Min Yang Zhongpeng Zhao Shihui Sun Hongjing Gu Zhe Wang Chun-Fu Wang Yacheng Lu Ying-Ying Liu Qing-Yi Wang Huijie Bian Ping Zhu Zhi-Nan Chen | 2020 | Signal Transduction and Targeted Therapy2020,5,1: | 9 |