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| 1 | High quality reference genome of drumstick tree(Moringa oleifera Lam.), a potential perennial crop显示文摘The drumstick tree(Moringa oleifera Lam.) is a perennial crop that has gained popularity in certain developing countries for its high-nutrition content and adaptability to arid and semi-arid environments. Here we report a high-quality draft genome sequence of M. oleifera. This assembly represents 91.78% of the estimated genome size and contains 19,465 protein-coding genes. Comparative genomic analysis between M. oleifera and related woody plant genomes helps clarify the general evolution of this species, while the identification of several species-specific gene families and positively selected genes in M. oleifera may help identify genes related to M. oleifera's high protein content, fast-growth, heat and stress tolerance. This reference genome greatly extends the basic research on M. oleifera, and may further promote applying genomics to enhanced breeding and improvement of M. oleifera. | TIAN Yang ZENG Yan ZHANG Jing YANG Cheng Guang YAN Liang WANG XuanJun SHI ChongYing XIE Jing DAI TianYi PENG Lei ZENG HUAN Yu XU An Ni HUANG YeWei ZHANG JiaJin MA Xiao DONG Yang HAO ShuMei SHENG Jun | 2015 | Science China(Life Sciences)2015,58,7: | 10 |
| 2 | S, N co-doped carbon nanotube-encapsulated core-shelled CoS2@Co nanoparticles: efficient and stable bifunctional catalysts for overall water splitting显示文摘Hydrogen, serving as a clean, sustainable energy source, may be mainly produced from electrolysis water.Herein, we report cobalt disulphide encapsulated in self-catalyzed carbon nanotubes(S,N-CNTs/CoS_2@Co) serving as a bifunctional catalyst, which exhibits excellent hydrogen evolution reaction performance(10.0 mA cm^(-2) at 0.112 V, and low Tafel slope for 104.9 mV dec^(-1)) and oxygen evolution reaction performance(10.0 mA cm^(-2) at 1.57 V, and low Tafel slope for 76.1 mV dec^(-1)), meanwhile with a strong stability at various current densities. In-depth study reveals that the excellent catalytic properties can be mainly attributed to the increased catalytic sites induced by S, N co-doping, the improved electronic conductivity derived from the carbon nanotubes, and Mott-Schottky effect between the metal cobalt and semiconductive cobalt disulfide. Notably, when the bifunctional catalysts are applied to overall water splitting, a low potential of 1.633 V at the current density of 10.0 mA cm^(-2) is achieved, which can compete with the precious metal catalyst benchmarks in alkaline media, demonstrating its promising practicability in the realistic water splitting application. This work elucidates a practicable way to the design of transition metal and nano-carbon composite catalysts for a broad application in the fields of energy chemistry. | Jing-Yu Wang Ting Ouyang Nan Li Tianyi Ma Zhao-Qing Liu | 2018 | Science Bulletin2018,63,17: | 9 |
| 3 | Mechanism of Capacity Fading Caused by Mn(Ⅱ)Deposition on Anodes for Spinel Lithium Manganese Oxide Cell显示文摘The capacity fade of spinel lithium manganese oxide in lithium-ion batteries is a bottleneck challenge for the large-scale application.The traditional opinion is that Mn(Ⅱ) ions in the anode are reduced to the metallic manganese that helps for catalyzing electrolyte decomposition.This could poison and damage the solid electrolyte interface(SEI) film,leading to the the capacity fade in Li-ion batteries.We propose a new mechanism that Mn(Ⅱ) deposites at the anode hinders and/or blocks the intercalation/de-intercalation of lithium ions,which leads to the capacity fade in Li-ion batteries.Based on the new mechanism assumption,a kind of new structure with core-shell characteristic is designed to inhabit manganese ion dissolution,thus improving electrochemical cycle performance of the cell.By the way,this mechanism hypothesis is also supported by the results of these experiments.The LiMn_(2-x)Ti_xO_4 shell layer enhances cathode resistance to corrosion attack and effectively suppresses dissolution of Mn,then improves battery cycle performance with LiMn_2O_4 cathode,even at high rate and elevated temperature. | 陈海辉 MA Tianyi ZENG Yingying GUO Xiuyan 邱新平 | 2017 | Journal of Wuhan University of Technology(Materials Science)2017,32,1: | 7 |
| 4 | Study about thermal runaway behavior of high specific energy density Li-ion batteries in a low state of charge显示文摘Lithium-ion batteries are widely used in electric vehicles and electronics, and their thermal safety receives widespread attention from consumers. In our study, thermal runaway testing was conducted on the thermal stability of commercial lithium-ion batteries, and the internal structure of the battery was analyzed with an in-depth focus on the key factors of the thermal runaway. Through the study of the structure and thermal stability of the cathode, anode, and separator, the results showed that the phase transition reaction of the separator was the key factor affecting the thermal runaway of the battery for the condition of a low state of charge. | Shiqiang Liu Tianyi Ma Zhen Wei Guangli Bai Huitian Liu Dapeng Xu Zhongqiang Shan Fang Wang | 2021 | Journal of Energy Chemistry2021,30,1: | 6 |
| 5 | CNT@MnO_(2) composite ink toward a flexible 3D printed micro-zinc-ion battery显示文摘Flexible energy storage devices have played a significant role in multiscenario applications,while flexible zinc-ion batteries(ZIBs),as an essential branch,have developed rapidly in recent years.Three-dimensional(3D)printing is an extremely advanced technology to design and modify the structure of batteries and provides unlimited possibilities for the diversified development of energy storage equipment.Herein,by utilizing 3D printing technology,carbon nanotube(CNT)is coated by MnO_(2) to form a flexible CNT@MnO_(2) ink as a cathode for flexible aqueous micro-ZIBs for the first time and zinc powder ink is used as an anode due to its high flexibility and bendability.The Zn//CNT@MnO_(2) flexible battery shows a stable capacity of 63μAh cm^(−2) at 0.4mA cm^(−2).When the battery is bent in different states,the maximum capacity loss compared with the initial value is only 2.72%,indicating its stability.This study shows the potential of 3D printing technology in the development of flexible manganese-based ZIBs. | Yujin Ren Fanbo Meng Siwen Zhang Bu Ping Hui Li Bosi Yin Tianyi Ma | 2022 | Carbon Energy2022,4,3: | 5 |
| 6 | High-efficiency and high-power single-frequency fiber laser at 1.6μm based on cascaded energy-transfer pumping显示文摘In this paper,a technique combining the cascaded energy-transfer pumping(CEP)method and master-oscillator power-amplifier(MOPA)configuration is proposed for power scaling of 1.6-μm-band single-frequency fiber lasers(SFFLs),where the Er^(3+)ion has a limited gain.The CEP technique is fulfilled by coupling a primary signal light at 1.6μm and a C-band auxiliary laser.The numerical model of the fiber amplifier with the CEP technique reveals that the energy transfer process involves the pump competition and the in-band particle transition between the signal and auxiliary lights.Moreover,for the signal emission,the population density in the upper level is enhanced,and the effective population inversion is achieved thanks to the CEP.A single-frequency MOPA laser at 1603 nm with an output power of 52.6 W and an improved slope efficiency of 30.4%is experimentally obtained through the CEP technique.Besides,a laser linewidth of 5.2 k Hz and a signal-to-auxiliary laser ratio of 60.7 d B are obtained at the maximum output power.The proposed technique is anticipated to be promising for increasing the slope efficiency and power scaling for fiber lasers operating at L band. | XIANCHAO GUAN QILAI ZHAO WEI LIN TIANYI TAN CHANGSHENG YANG PENGFEI MA ZHONGMIN YANG SHANHUI XU | 2020 | Photonics Research2020,8,3: | 5 |
| 7 | Zinc Anode for Mild Aqueous Zinc-Ion Batteries: Challenges, Strategies, and Perspectives显示文摘The rapid advance of mild aqueous zinc-ion batteries(ZIBs)is driving the development of the energy storage system market.But the thorny issues of Zn anodes,mainly including dendrite growth,hydrogen evolution,and corrosion,severely reduce the performance of ZIBs.To commercialize ZIBs,researchers must overcome formidable challenges.Research about mild aqueous ZIBs is still developing.Various technical and scientific obstacles to designing Zn anodes with high stripping efficiency and long cycling life have not been resolved.Moreover,the performance of Zn anodes is a complex scientific issue determined by various parameters,most of which are often ignored,failing to achieve the maximum performance of the cell.This review proposes a comprehensive overview of existing Zn anode issues and the corresponding strategies,frontiers,and development trends to deeply comprehend the essence and inner connection of degradation mechanism and performance.First,the formation mechanism of dendrite growth,hydrogen evolution,corrosion,and their influence on the anode are analyzed.Furthermore,various strategies for constructing stable Zn anodes are summarized and discussed in detail from multiple perspectives.These strategies are mainly divided into interface modification,structural anode,alloying anode,intercalation anode,liquid electrolyte,non-liquid electrolyte,separator design,and other strategies.Finally,research directions and prospects are put forward for Zn anodes.This contribution highlights the latest developments and provides new insights into the advanced Zn anode for future research. | Jinzhang Yang Bosi Yin Ying Sun Hongge Pan Wenping Sun Baohua Jia Siwen Zhang Tianyi Ma | 2022 | Nano-Micro Letters2022,14,3: | 5 |
| 8 | Correlations Between Single Nucleotide Polymorphisms,Cognitive Dysfunction,and Postmortem Brain Pathology in Alzheimer's Disease Among Han Chinese显示文摘In this study, the distribution of five Alzheimer's disease(AD)-related single nucleotide polymorphisms(SNPs) in the Han population was examined in combination with the evaluation of clinical cognition and brain pathological analysis. The associations among SNPs,clinical daily cognitive states, and postmortem neuropathological changes were analyzed in 110 human brains from the Chinese Academy of Medical Sciences/Peking Union Medical College(CAMS/PUMC) Human Brain Bank.APOE ?4(OR = 4.482, P = 0.004), the RS2305421 GG genotype(adjusted OR = 4.397, P = 0.015), and the RS10498633 GT genotype(adjusted OR = 2.375,P = 0.028) were associated with a higher score on the ABC(Ab plaque score, Braak NFT stage, and CERAD neuritic plaque score) dementia scale. These results advance our understanding of the pathogenesis of AD,the relationship between pathological diagnosis and clinical diagnosis, and the SNPs in the Han population for future research. | Qian Yang Kang Chen Hanlin Zhang Wanying Zhang Changlin Gong Qing Zhang Pan Liu Tianyi Sun Yuanyuan Xu Xiaojing Qian Wenying Qiu Chao Ma | 2019 | Neuroscience Bulletin2019,35,2: | 5 |
| 9 | Lowering reaction temperature: Electrochemical ammonia synthesis by coupling various electrolytes and catalysts显示文摘Ammonia is a vital emerging energy carrier and storage medium in the future hydrogen economy, even presenting relevant advantages compared with methanol due to the higher hydrogen content(17.6 wt% for ammonia versus 12.5 wt% for methanol). The rapidly growing demand for ammonia is still dependent on the conventional high-temperature and high-pressure Haber–Bosch process, which can deliver a conversion rate of about 10%–15%. However, the overall process requires a large amount of fossil fuels,resulting in serious environmental problems. Alternatively, electrochemical routes show the potential to greatly reduce the energy consumption, including sustainable energy sources and simplify the reactor design. Electrolytes perform as indispensable reaction medium during electrochemical processes, which can be further classified into solid oxide electrolytes, molten salt electrolytes, polymer electrolytes, and liquid electrolytes. In this review, recent developments and advances of the electrocatalytic ammonia synthesis catalyzed by a series of functional materials on the basis of aforementioned electrolytes have been summarized and discussed, along with the presentation and evaluation of catalyst preparation, reaction parameters and equipment. | Xinghua Guo Yunpei Zhu Tianyi Ma | 2017 | Journal of Energy Chemistry2017,26,6: | 4 |
| 10 | Surface and interface chemistry in metal‐free electrocatalysts for electrochemical CO_(2) reduction显示文摘The electrochemical reduction of carbon dioxide(CO_(2))into value‐added fuels and chemicals presents a sustainable route to alleviate CO_(2) emissions,promote carbon‐neutral cycles and reduce the dependence on fossil fuels.Considering the thermodynamic stability of the CO_(2) molecule and sluggish reaction kinetics,it is still a challenge to design highly efficient electrocatalysts for the CO_(2) reduction reaction(CO_(2)RR).It has been found that the surface and interface chemistry of electrocatalysts can modulate the electronic structure and increase the active sites,which is favorable for CO_(2) adsorption,electron transfer,mass transport,and optimizing adsorption strength of reaction intermediates.However,the effect of surface and interface chemistry on metal‐free electrocatalysts(MFEs)for CO_(2)RR has not been comprehensively reviewed.Herein,we discuss the importance of the surface and interface chemistry on MFEs for improving the electrochemical CO_(2)RR performance based on thermodynamic and kinetic views.The fundamentals and challenges of CO_(2)RR are firstly presented.Then,the recent advances of the surface and interface chemistry in improving reaction rate and overcoming reaction constraints are reviewed from regulating electronic structure,active sites,electron transfer,mass transport,and intermediate binding energy.Finally,the research challenges and prospects are proposed to suggest the future designs of advanced MFEs in CO_(2)RR. | Wei Zhang Baohua Jia Xue Liu Tianyi Ma | 2022 | SmartMat2022,3,1: | 4 |
| 11 | Assessment of Changes in the Cesarean Scar and Uterus Between One and Two Years after Cesarean Section Using 3D T2w SPACE MRI显示文摘Objective Io evaluate changes in morphology of the cesarean scar and uterus between one and two years after cesarean section using high-resolution,three dimensional T2-weighted sampling perfection with application optimized contrast using diflerent flip angle evolutions Magnetic Resonance Imaging(3DT2w SPACE MRI).Methods This prospective study was performed to investigate morphological changes in the cesarean scars and uterus from one to two years after cesarean section using high-resolution,3D T2w SPACE MRI.The healthy volunteers having no childbearing history were recruited as the controls.All data were measured by two experienced radiologists.All data with normal distribution between the one-year and two-year groups were compared using a paired-sample t test or independent t test.Results Finally,46 women took a pelvic MR examination one year after cesarean section,and a subset of 15 completed the same examination again after two years of cesarean section.Both the uterine length and the anterior wall thickness after two years of cesarean section(5.75±0.46 and 1.45±0.35 cm)were significantly greater than those measured at one year(5.33±0.59 and 1.25±0.27 cm)(t=-2.363 and-2.175,P=0.033 and 0.048).No significant difference was shown in myometrial thickness two years after cesarean section(1.45±0.35 cm)with respect to the control group(1.58±0.21 cm,P=0.170).Nine women who underwent MRI twice were considered to have scar diverticula one year after cesarean section,and still had diverticula two years after cesarean section.The thickness,height,and width of the uterine scar showed no significant change from one to two years(all P>0.05).Conclusions 3D T2w SPACE MRI provides overall morphologic details and shows dynamic changes in the scar and the uterus between one and two years after cesarean section.Scar morphology after cesarean section reached relatively stable one year after cesarean section,and uterine morphology was closer to normal two years after cesarean section. | Yafei Qi Yonglan He Ning Ding Liangkun Ma Tianyi Qian Yuan Li Huadan Xue Zhengyu Jin | 2022 | Chinese Medical Sciences Journal2022,37,2: | 3 |
| 12 | A super pan-genomic landscape of rice显示文摘Pan-genomes from large natural populations can capture genetic diversity and reveal genomic complexity.Using de novo longread assembly,we generated a graph-based super pan-genome of rice consisting of a 251-accession panel comprising both cultivated and wild species of Asian and African rice.Our pan-genome reveals extensive structural variations(SVs)and gene presence/absence variations.Additionally,our pan-genome enables the accurate identification of nucleotide-binding leucine-rich repeat genes and characterization of their inter-and intraspecific diversity.Moreover,we uncovered grain weight-associated SVs which specify traits by affecting the expression of their nearby genes.We characterized genetic variants associated with submergence tolerance,seed shattering and plant architecture and found independent selection for a common set of genes that drove adaptation and domestication in Asian and African rice.This super pan-genome facilitates pinpointing of lineage-specific haplotypes for trait-associated genes and provides insights into the evolutionary events that have shaped the genomic architecture of various rice species. | Lianguang Shang Xiaoxia Li Huiying He Qiaoling Yuan Yanni Song Zhaoran Wei Hai Lin Min Hu Fengli Zhao Chao Zhang Yuhua Li Hongsheng Gao Tianyi Wang Xiangpei Liu Hong Zhang Ya Zhang Shuaimin Cao Xiaoman Yu Bintao Zhang Yong Zhang Yiqing Tan Mao Qin Cheng Ai Yingxue Yang Bin Zhang Zhiqiang Hu Hongru Wang Yang Lv Yuexing Wang Jie Ma Quan Wang Hongwei Lu Zhe Wu Shanlin Liu Zongyi Sun Hongliang Zhang Longbiao Guo Zichao Li Yongfeng Zhou Jiayang Li Zuofeng Zhu Guosheng Xiong Jue Ruan Qian Qian | 2022 | Cell Research2022,32,10: | 3 |
| 13 | Ataxia,acute mountain sickness,and high altitude cerebral edema显示文摘Previous investigations suggest that ataxia is common and often one of the most reliable warning signs of high altitude cerebral edema(HACE). The aim of this study was to investigate the diagnostic role of ataxia in acute mountain sickness(AMS)and HACE among mountain rescuers on the quake areas,and in approaching the relation between AMS and HACE. After the earthquake on April 14,2010,approximately 24 080 lowland rescuers were rapidly transported from sea level or lowlands to the mountainous rescue sites at 3 750 ~ 4 568 m,and extremely hardly worked for an emergency treatment after arrival. Assessments of acute altitude illness on the quake areas were using the Lake Louise Scoring System. 73 % of the rescuers were found to be developed AMS. The incidence of high altitude pulmonary edema(HAPE)and HACE was 0.73 % and 0.26 %,respectively,on the second to third day at altitude. Ataxia sign was measured by simple tests of coordination including a modified Romberg test. The clinical features of 62 patients with HACE were analyzed. It was found that the most frequent,serious neurological symptoms and signs were altered mental status(50/62,80.6 %)and truncal ataxia(47/62,75.8 %). Mental status change was rated slightly higher than ataxia,but ataxia occurred earlier than mental status change and other symptoms. The earliest sign of ataxia was a vague unsteadiness of gait,which may be present alone in association with or without AMS. Advanced ataxia was correlated with the AMS scores,but mild ataxia did not correlate with AMS scores at altitudes of 3 750~4 568 m. Of them,14 patients were further examined by computerized tomographic scanning of the brain and cerebral magnetic resonance imagines were examined in another 15 cases. These imaging studies indicated that the presence of the cerebral edema was in 97 % of cases who were clinically diagnosed as HACE(28/29). Ataxia seems to be a reliable sign of advanced AMS or HACE,so does altered mental status. | Wu Tianyi Ma Siqing Bian Huiping Zhang Minming | 2013 | Engineering Sciences2013,11,2: | 3 |
| 14 | Genomic footprints of Kam Sweet Rice domestication indicate possible migration routes of theDongpeople inChina andprovide resources for future rice breeding显示文摘The Dong people are one of China’s 55 recognized ethnic minorities,but there has been a long-standing debate about their origins.In this study,we performed whole-genome resequencing of Kam Sweet Rice(KSR),a valuable,rare,and ancient rice landrace unique to the Dong people.Through comparative genomic analyses of KSR and other rice landraces from south of the Yangtze River Basin in China,we provide evidence that the ancestors of the Dong people likely originated from the southeast coast of China at least 1000 years ago.Alien introgression and admixture in KSR demonstrated multiple migration events in the history of the Dong people.Genomic footprints of domestication demonstrated characteristics of KSR that arose from artificial selection and geographical adaptation by the Dong people.The key genes GS3,Hd1,and DPS1(related to agronomic traits)and LTG1 and MYBS3(related to cold tolerance)were identified as domestication targets,reflecting crop improvement and changes in the geographical environment of the Dong people during migration.A genome-wide association study revealed a candidate yield-associated gene,Os01g0923300,a specific haplotype in KSR that is important for regulating grain number per panicle.RNA-sequencing and quantitative reverse transcription-PCR results showed that this gene was more highly expressed in KSR than in ancestral populations,indicating that it may have great value in increasing yield potential in other rice accessions.In summary,our work develops a novel approach for studying human civilization and migration patterns and provides valuable genomic datasets and resources for future breeding of high-yield and climate-resilient rice varieties. | Chunhui Liu Tianyi Wang Huicha Chen Xiaoding Ma Chengzhi Jiao Di Cui Bing Han Xiaobing Li Aixia Jiao Renchao Ruan Dayuan Xue Yanjie Wang Longzhi Han | 2023 | Molecular Plant2023,16,2: | 3 |
| 15 | Transition Metal Aluminum Boride as a New Candidate for Ambient-Condition Electrochemical Ammonia Synthesis显示文摘Achieving more meaningful N2 conversion by reducing the energy input and carbon footprint is now being investigated through a method of N2 fixation instead of the Haber-Bosch process.Unfortunately,the electrochemical N2 reduction reaction(NRR)method as a rising approach currently still shows low selectivity(Faradaic efficiency<10%)and high-energy consumption[applied potential at least-0.2 V versus the reversible hydrogen electrode(RHE)].Here,the role of molybdenum aluminum boride single crystals,belonging to a family of ternary transition metal aluminum borides known as MAB phases,is reported for the electrochemical NRR for the first time,at a low applied potential(-0.05 V versus RHE)under ambient conditions and in alkaline media.Due to the unique nano-laminated crystal structure of the MAB phase,these inexpensive materials have been found to exhibit excellent electrocatalytic performances(NH3 yield:9.2μg h^-1cm^-2mgcat^-1.,Faradaic efficiency:30.1%)at the low overpotential,and to display a high chemical stability and sustained catalytic performance.In conjunction,further mechanism studies indicate B and Al as main-group metals show a highly selective affinity to N2 due to the strong interaction between the B 2p/Al 3p band and the N 2p orbitals,while Mo exhibits specific catalytic activity toward the subsequent reduction reaction.Overall,the MAB-phase catalyst under the synergy of the elements within ternary compound can suppress the hydrogen evolution reaction and achieve enhanced NRR performance.The significance of this work is to provide a promising candidate in the future synthesis of ammonia. | Yang Fu Peter Richardson Kangkang Li Hai Yu Bing Yu Scott Donne Erich Kisi Tianyi Ma | 2020 | Nano-Micro Letters2020,12,5: | 3 |
| 16 | Surface-defective FeS2 for electrochemical NH3 production under ambient conditions显示文摘In the viewpoint of ammonia economy,electrochemical N2 reduction reaction(NRR)under mild condition is a very promising approach for sustainable development.By virtue of robust activity and low cost,transition-metalbased materials become one kind of the most attractive electrocatalysts in realizing ammonia synthesis to the industrial level.However,the investigation related to NRR electrocatalysts still mainly rely on costly substance or fabrication process,which greatly restrict their large-scale applications.In this work,a simple fabricated FeS2 electrode is adopted as NRR catalysts.The abundant surface defects due to the existence of Cr element,as well as the synergistic effect between FeS2 crystal planes provided excellent electrocatalytic performance with a high NH3 yield rate(11.5μg h^-1mg^-1 Fe)and Faradaic efficiency(14.6%)at-0.2 V vs.reversible hydrogen electrode(RHE)toward NRR under ambient conditions.The superior catalytic performance of such non-precious metal catalysts would strongly promote the application of NRR process industrially. | Daming Feng Xu Zhang Ying Sun Tianyi Ma | 2020 | Nano Materials Science2020,2,2: | 3 |
| 17 | Helicobacter pylori antibody responses in association with eradication outcome and recurrence: a population-based intervention trial with 7.3-year follow-up in China显示文摘Objective:To identify serum biomarkers that may predict the short or long term outcomes of anti-Helicobacter pylori(H.pylori)treatment,a follow-up study was performed based on an intervention trial in Linqu County,China.Methods:A total of 529 subjects were selected randomly from 1,803 participants to evaluate total anti-H.pylori immunoglobulin G(Ig G)and 10 specific antibody levels before and after treatment at 1-,2-and 7.3-year.The outcomes of anti-H.pylori treatment were also parallelly assessed by 13C-urea breath test at 45-d after treatment and 7.3-year at the end of follow-up.Results:We found the medians of anti-H.pylori Ig G titers were consistently below cut-off value through 7.3years in eradicated group,however,the medians declined in recurrence group to 1.2 at 1-year after treatment and slightly increased to 2.0 at 7.3-year.While the medians were significantly higher(>3.0 at 2-and 7.3-year)among subjects who failed the eradication or received placebo.For specific antibody responses,baseline seropositivities of Fli D and Hpa A were reversely associated with eradication failure[for Fli D,odds ratio(OR)=0.44,95%confidence interval(95%CI):0.27–0.73;for Hpa A,OR=0.32,95%CI:0.17–0.60].The subjects with multiple positive specific antibodies at baseline were more likely to be successfully eradicated in a linear fashion(Ptrend=0.006).Conclusions:Our study suggested that total anti-H.pylori Ig G level may serve as a potential monitor of longterm impact on anti-H.pylori treatment,and priority for H.pylori treatment may be endowed to the subjects with multiple seropositive antibodies at baseline,especially for Fli D and Hap A. | Tianyi Wang Yang Zhang Huijuan Su Zhexuan Li Lian Zhang Junling Ma Weidong Liu Tong Zhou Weicheng You Kaifeng Pan | 2017 | Chinese Journal of Cancer Research2017,29,2: | 3 |
| 18 | Low-overpotential electrochemical ammonia synthesis using BiOCl-modified 2D titanium carbide MXene显示文摘Electrochemical synthesis of ammonia has the advantages of low energy consumption and promising environmental protection,as compared to the traditional Haber-Bosch process.However,the commercial utilization of this novel system is limited by the low Faradaic efficiency,poor ammonia yield and high overpotential due to the strong NN bond and the dominant competing reaction of hydrogen evolution reaction(HER).Herein,a BiOCl-modified two-dimensional(2D)titanium carbide MXenes nanocomposite(BiOCl@Ti_(3)C_(2)T_(x))is proposed as a promising electrocatalyst for ambient nitrogen(N_(2))reduction reaction with excellent catalytic performance and superior long-term stability at low overpotential.In 0.1 mol/L HCl,this catalyst attains a high Faradic efficiency of 11.98%and a NH_(3)yield of 4.06μg h^(-1)cm^(-2)at-0.10 V(vs.RHE),benefiting from its strong interaction of Bi 6p band with the N 2p orbitals,combined with its large specific surface area and the facile electron transfer. | Yu Wang Munkhbayar Batmunkh Hui Mao Hui Li Baohua Jia Shuyao Wu Daliang Liu Ximing Song Ying Sun Tianyi Ma | 2022 | Chinese Chemical Letters2022,33,1: | 2 |
| 19 | Metal-Free 2D/2D van der Waals Heterojunction Based on Covalent Organic Frameworks for Highly Efficient Solar Energy Catalysis显示文摘Covalent organic frameworks(COFs)have emerged as a kind of rising star materials in photocatalysis.However,their photocatalytic activities are restricted by the high photogenerated electron-hole pairs recombination rate.Herein,a novel metal-free 2D/2D van der Waals heterojunction,composed of a two-dimensional(2D)COF with ketoenamine linkage(TpPa-1-COF)and 2D defective hexagonal boron nitride(h-BN),is successfully constructed through in situ solvothermal method.Benefitting from the presence of VDW heterojunction,larger contact area and intimate electronic coupling can be formed between the interface of TpPa-1-COF and defective h-BN,which make contributions to promoting charge car-riers separation.The introduced defects can also endow the h-BN with porous structure,thus providing more reactive sites.Moreover,the TpPa-1-COF will undergo a structural transformation after being integrated with defective h-BN,which can enlarge the gap between the conduction band position of the h-BN and TpPa-1-COF,and suppress electron backflow,corroborated by experimental and density functional theory calculations results.Accordingly,the resulting porous h-BN/TpPa-1-COF metal-free VDW heterojunction displays out-standing solar energy catalytic activity for water splitting without co-catalysts,and the H_(2) evolution rate can reach up to 3.15 mmol g^(−1) h^(−1),which is about 67 times greater than that of pristine TpPa-1-COF,also surpassing that of state-of-the-art metal-free-based photocatalysts reported to date.In particular,it is the first work for constructing COFs-based heterojunctions with the help of h-BN,which may provide new avenue for designing highly efficient metal-free-based photocatalysts for H_(2) evolution. | Ge Yan Xiaodong Sun Yu Zhang Hui Li Hongwei Huang Baohua Jia Dawei Su Tianyi Ma | 2023 | Nano-Micro Letters2023,15,9: | 2 |
| 20 | Overexpression of LPCAT1 enhances endometrial cancer stemness and metastasis by changing lipid components and activating TGF-β/Smad2/3 signaling pathway显示文摘The incidence of endometrial cancer(EC)increases annually and tends to occur in younger women.A particularly important relationship exists between EC and metabolic disorders.As one of the most important components of lipid metabolism,phospholipids play an indispensable role in metabolic balance.LPCAT1 is a key enzyme regulating phospholipid metabolism.In this study,we perform further investigations to seek mechanistic insight of LPCAT1 in EC.Our results demonstrate that silencing of LPCAT1 inhibits the growth of endometrial cancer,while overexpression of LPCAT1 results in enhanced stemness and metastasis in endometrial cancer cell lines.Meanwhile,the contents of various phospholipids including phosphatidylethanolamine(PE),phosphatidylcholine(PC),and triglyceride(TG)change significantly after overexpression of LPCAT1.In addition,through RNA-sequencing and western blot analysis,we observe that the TGF-β/Smad2/3 signaling pathway is of great importance in the tumor-promoting function of LPCAT1.LPCAT1 promotes the expressions of stem cell-related transcription factors and epithelialmesenchymal transition(EMT)related proteins through the TGF-β/Smad2/3 signaling pathway.Moreover,we find that TSI-01,which can inhibit the activity of LPCAT1,is able to restrain the proliferation of EC cell lines and promote cell apoptosis.Collectively,we demonstrate that LPCAT1 enhances the stemness and metastasis of EC by activating the TGF-β/Smad2/3 signaling pathway and that TSI-01 may have potential use for the treatment of EC. | Tianyi Zhao Rui Sun Xiaohong Ma Lina Wei Yixin Hou Kun Song Jie Jiang | 2022 | Acta Biochimica et Biophysica Sinica2022,54,7: | 2 |