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19篇 您的检索式:作者名="Meiling Cheng"
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1Comparative transcriptomics revealed enhanced light responses, energy transport and storage in domestication of cassava(Manihot esculenta)显示文摘Cassava is a staple food, feed and bioenergy crop important to the world especially in the tropics.Domesticated cassava is characterized by powerful carbohydrate accumulation but its wild progenitor is not.Here, we investigated the transcriptional differences of eight c DNA libraries derived from developing leaf, stem and storage root of cassava cv. Arg7 and an ancestor line,W14, using next generation sequencing system. A total of41302 assembled transcripts were obtained and from these,25961 transcripts with FPKM≥3 in at least one library were named the expressed genes. A total of 2117, 1963 and3584 transcripts were found to be differentially expressed in leaf, stem and storage root(150 d after planting),respectively, between Arg7 and W14 and ascribed to 103,93 and 119 important pathways in leaf, stem and storage root, respectively. The highlight of this work is that the genes involved in light response, such as those for photosystem I(PSA) and photosystem II(PSB), other genes involved in light harvesting, and some of the genes in the Calvin cycle of carbon fixation were specially upregulated in leaf. Genes for transport and also for key rate-limiting enzymes(PFK, PGK and PK, GAPDH)coupling ATP consumption in glycolysis pathway were predominantly expressed in stem, and genes for sucrose degradation(INVs), amylose synthesis(GBSS) and hydrolysis(RCP1, AMYs), the three key steps of starch metabolism, and transport associated with energy translocation(ABC, AVPs and ATPase) and their upstream transcription factors had enhanced expression in storage root in domesticated cassava. Co-expression networks among the pathways in each organs revealed therelationship of the genes involved, and uncovered some of the important hub genes and transcription factors targeting genes for photosynthesis, transportation and starch biosynthesis.Zhiqiang XIA Xin CHEN Cheng LU Meiling ZOU Shujuan WANG Yang ZHANG Kun PAN Xincheng ZHOU Haiyan WANG Wenquan WANG 2016Frontiers of Agricultural Science and Engineering2016,3,4:3
2A novel deep generative modeling-based data augmentation strategy for improving short-term building energy predictions显示文摘Short-term building energy predictions serve as one of the fundamental tasks in building operation management.While large numbers of studies have explored the value of various supervised machine learning techniques in energy predictions,few studies have addressed the potential data shortage problem in developing data-driven models.One promising solution is data augmentation,which aims to enrich existing building data resources for reliable predictive modeling.This study proposes a deep generative modeling-based data augmentation strategy for improving short-term building energy predictions.Two types of conditional variational autoencoders have been designed for synthetic energy data generation using fully connected and one-dimensional convolutional layers respectively.Data experiments have been designed to evaluate the value of data augmentation using actual measurements from 52 buildings.The results indicate that conditional variational autoencoders are capable of generating high-quality synthetic data samples,which in turns helps to enhance the accuracy in short-term building energy predictions.The average performance enhancement ratios in terms of CV-RMSE range between 12%and 18%.Practical guidelines have been obtained to ensure the validity and quality of synthetic building energy data.The research outcomes are valuable for enhancing the robustness and reliability of data-driven models for smart building operation management.Cheng Fan Meiling Chen Rui Tang Jiayuan Wang 2022Building Simulation2022,15,2:2
3Analysis of the Genetic Diversity of Natural Populations of Alpinia oxyphylla Miquel Using Inter-Simple Sequence Repeat Markers显示文摘Wang Haiyan Liu Xiaojing Wen Mingfu Pan Kun Zou Meiling Lu Cheng Liu Shisheng Wang Wenquan 2012EN2012,,4:2
4Lithium and an EPAC-specific inhibitor ESI-09 synergistically suppress pancreatic cancer cell proliferation and survival显示文摘我们的以前的研究证明当锂压制增长并且在胰腺的癌症房间导致 apoptosis 时,交换蛋白质的抑制直接由 1 堵住的周期的腺苷 monophosphate (营地)(EPAC ) 激活胰腺的癌症房间移植和侵略。在这研究,我们进一步调查了锂和 EPAC 特定的禁止者(ESI )-09, 的组合效果一个 EPAC 特定的禁止者在胰腺的癌症房间增长和生存能力上,并且探索了锂是否 synergistically 在压制胰腺的癌症房间 tumorigenicity 与 EPAC 抑制合作。胰腺的癌症房间线 PANC-1 和 MiaPaCa-2 的房间生存能力与锂和 ESI-09 的不同剂量联合在孵化的 48 h 以后被测量。流动 cytometric 分析被执行进一步在 PANC-1 房间增长和 apoptosis 之上验证锂和 ESI-09 的影响。调查效果在 PANC-1 房间上由锂和 ESI-09 产生了的机制,细胞内部的营地水平被基于 ELISA 的营地免疫分析测量。我们的数据证明锂和 ESI-09 synergistically 禁止胰腺的癌症细胞生长和幸存。而且,我们的结果揭示了在锂和 ESI-09 之间的协同没被锂的禁止的效果,但是由压制营地 / 蛋白质 kinase A 发信号的锂能力向 GSK3 在调停的新奇机制。Xinshuo Wang Cheng Luo Xiaodong Cheng Meiling Lu 2017Acta Biochimica et Biophysica Sinica2017,49,7:2
5Polycyclic aromatic hydrocarbons (PAHs) in soils and vegetation near an e-waste recycling site in South China: Concentration, distribution, source, and risk assessment显示文摘Yan Wang Zhongjing Tian Haolin Zhu Zhineng Cheng Meiling Kang Chunling Luo Jun Li Gan Zhang 2012Science of the Total Environment2012,,:1
6Enzyme-free Electrochemical Detection of Hydrogen Peroxide Based on the Three-Dimensional Flower-like Cu-based Metal Organic Frameworks and MXene Nanosheets显示文摘Cu-based metal organic frameworks(MOFs)are regarded as promising sensing materials,which have abundant metal sites,large surface area and simple synthesis processes.In this work,a novel three-dimensional flower-like Cu-MOF was synthesized,which was combined with ultra-thin MXene nanosheets to construct a novel electrochemical sensor for H_(2)O_(2).Dan Cheng Peipei Li Xiaohua Zhu Meiling Liu Youyu Zhang Yang Liu 2021Chinese Journal of Chemistry2021,39,8:1
7Genetic Diversity and Differentiation of Aquilaria sinensis (Lour.) Gilg Revealed by ISSR and SRAP Markers显示文摘Zou Meiling Xia Zhiqiang Lu Cheng Wang Haiyan Ji Jiamin Wang Wenquan 2012EN2012,,5:1
8Suzhi Education and General Education in China显示文摘Purpose:Since the 1980s,suzhi has become a core word in contemporary China.Suzhi education as an education philosophy full of Chinese characteristics has been well known in China for generations.Particularly since 1995,culture-oriented quality education as an anchor and starting point of suzhi education implementation in universities,which integrates with general education and liberal education fromWestern concepts,triggered great changes in Chinese universities.This article aims to review the concepts of suzhi education,general education,and their practice in China.Design/Approach/Methods:This study is based on historical developments of suzhi education and general education,research literature,and some typical practice cases.Findings:The analysis finds that suzhi education and general education have consistent goals.Their connotations in China can be understood in three aspects:philosophy,education content,and cultivation mode.They caused three great practices in universities,including general education courses,extracurricular suzhi education activities,and reforms on talent cultivation modes.Originality/Value:This article clarifies the localized understanding of suzhi education and general education in three aspects and outlines the overall reforms around suzhi education and general education in Chinese higher education.Haishao Pang Meiling Cheng Jing Yu Jingjing Wu 2020ECNU Review of Education2020,3,2:1
9Hydrothermalmicroemulsion synthesis of stoichiometric single crystalhydroxyapatite nanorods with mono-dispersion and narrow-sizedistribution显示文摘Kaili Lin Jiang Chang Rongming Cheng Meiling Ruan 2007Materials Letters2007,61,:1
10Enhancing the HSV-1-mediated antitumor immune response by suppressing Bach1显示文摘Background In 2015,herpes simplex virus 1(HSV-1)-derived talimogene laherparepvec(T-VEC)was the first oncolytic virus approved by the US Food and Drug Administration as a therapeutic agent for cancer treatment.However,its antitumor application is limited to local treatment of melanoma,and there is a lack of understanding of the mechanisms underlying the regulation of HSV-1 replication in cancer cells and the associated antitumor immunity.We hypothesized that increasing the replication capacity of HSV-1 in tumor cells would enhance the antitumor effect of this virus.Methods We systematically identified IFN-stimulated genes induced by HSV-1 by performing functional screens and clarified the mechanism by which BACH1 acts against HSV-1.Then,we tested the effect of BACH1 deficiency on immunogenic cell death induced by HSV-1.Furthermore,we investigated the antitumor effect of BACH1 deficiency on HSV-1 in MCA205 and B16 murine tumor models.Results We identified eight IFN-stimulated genes(ISGs)controlling HSV-1 replication,among which BTB and CNC homology 1(BACH1)suppressed HSV-1 replication by inhibiting the transcription of ICP4,ICP27,and UL39.Loss of Bach1 function not only increased HSV-1 proliferation but also promoted HSV-1-induced cell apoptosis,HMGB1 secretion,and calreticulin exposure in tumor cells.More importantly,hemin,an FDA-approved drug known to downregulate BACH1,significantly enhanced HSV-1-mediated antitumor activity with increased T lymphocyte infiltration at the tumor site.Conclusions Our studies uncovered a novel antiviral activity of BACH1 and provided a new strategy for improving the clinical efficiency of the oncolytic virus HSV-1.Chaohu Pan Qiaomei Cai Xiaorong Li Lili Li Liping Yang Yu Chen Junxiao Liu Wancheng Liu Meiling Gao Tianqi Sui Xiaoyang Wang Huiming Fan Jiayin Ruan Yueyue Shi Saihua Chen Lucy S.Cheng Jiayong Liu Heng Yang Genhong Cheng 2022Cellular & Molecular Immunology2022,19,4:0
11Genomics approaches to unlock the high yield potential of cassava,a tropical model plant显示文摘Cassava,a tropical food,feed and biofuel crop,has great capacity for biomass accumulation and an extraordinary efficiency in water use and mineral nutrition,which makes it highly suitable as a model plant for tropical crops.However,the understanding of the metabolism and genomics of this important crop is limited.The recent breakthroughs in the genomics of cassava,including whole-genome sequencing and transcriptome analysis,as well as advances in the biology of photosynthesis,starch biosynthesis,adaptation to drought and high temperature,and resistance to virus and bacterial diseases,are reviewed here.Many of the new developments have come from comparative analyses between a wild ancestor and existing cultivars.Finally,the current challenges and future potential of cassava as a model plant are discussed.Shengkui ZHANG Ping’an MA Haiyan WANG Cheng LU Xin CHEN Zhiqiang XIA Meiling ZOU Xinchen ZHOU Wenquan WANG 2014Frontiers of Agricultural Science and Engineering2014,1,4:0
12SnoRNP is essential for thermospermine-mediated development in Arabidopsis thaliana显示文摘Polyamines have been discovered for hundreds of years and once considered as a class of phytohormones.Polyamines play critical roles in a range of developmental processes.However,the molecular mechanisms of polyamine signaling pathways remain poorly understood.Here,we measured the contents of main types of polyamines,and found that endogenous level of thermospermine(T-Spm)in Arabidopsis thaliana is comparable to those of classic phytohormones and is significantly lower than those of putrescine(Put),spermidine(Spd),and spermine(Spm).We further found a nodule-like structure around the junction area connecting the shoot and root of the T-Spm biosynthetic mutant acl5 and obtained more than 50 suppressors of acl5 nodule structure(san)through suppressor screening.An in-depth study of two san suppressors revealed that NAP57 and NOP56,core components of box H/ACA and C/D snoRNPs,were essential for T-Spm-mediated nodule-like structure formation and plant height.Furthermore,analyses of rRNA modifications showed that the overall levels of pseudouridylation and 2′-O-methylation were compromised in san1 and san2 respectively.Taken together,these results establish a strong genetic relationship between rRNA modification and T-Spm-mediated growth and development,which was previously undiscovered in all organisms.Xilong Li Zongyun Yan Meiling Zhang Jiayin Wang Peiyong Xin Shujing Cheng Liquan Kou Xiaoting Zhang Songlin Wu Jinfang Chu Chengqi Yi Keqiong Ye Bing Wang Jiayang Li 2023Science China(Life Sciences)2023,66,1:0
13Simultaneously achieving high energy density and responsivity in submicron BaTiO_(3) film capacitors integrated on Si显示文摘In the research field of energy storage dielectrics,the“responsivity”parameter,defined as the recyclable/recoverable energy density per unit electric field,has become critically important for a comprehensive evaluation of the energy storage capability of a dielectric.In this work,high recyclable energy density and responsivity,i.e.,W_(rec)=161.1 J·cm^(-3) and ξ=373.8 J·(kV·m^(2))^(-1),have been simultaneously achieved in a prototype perovskite dielectric,BaTiO_(3),which is integrated on Si at 500℃ in the form of a submicron thick film.This ferroelectric film features a multi-scale polar structure consisting of ferroelectric grains with different orientations and inner-grain ferroelastic domains.A LaNiO_(3) buffer layer is used to induce a{001}textured,columnar nanograin microstructure,while an elevated deposition temperature promotes lateral growth of the nanograins(in-plane diameter increases from~10-20 nm at lower temperatures to~30 nm).These preferably oriented and periodically regulated nanograins have resulted in a small remnant polarization and a delayed polarization saturation in the film’s P-E behavior,leading to a high recyclable energy density.Meanwhile,an improved polarizability/dielectric constant of the BaTiO_(3) film has produced a much larger maximum polarization than those deposited at lower temperatures at the same electric field,leading to a record-breaking responsivity for this simple perovskite.Jun Ouyang Yinxiu Xue Chuanqi Song Meiling Yuan Kun Wang Yuyao Zhao Hongbo Cheng Hanfei Zhu Chao Liu 2024Journal of Advanced Ceramics2024,13,2:0
14Correction to:Enhancing the HSV-1-mediated antitumor immune response by suppressing Bach1显示文摘In the version of this article initially published,a grant name and the acknowledgment information were missing.The grant name and acknowledgment information have been added at the end of Acknowledgments:J.L.is supported by WU Jieping Medical Foundation(320.6750.2021-17-12).We thank Dr.Chunfu Zheng for providing the HSV-1 BAC plasmid.The results and conclusions were not affected.Chaohu Pan Qiaomei Cai Xiaorong Li Lili Li Liping Yang Yu Chen Junxiao Liu Wancheng Liu Meiling Gao Tianqi Sui Xiaoyang Wang Huiming Fan Jiayin Ruan Yueyue Shi Saihua Chen Lucy SCheng Jiayong Liu Heng Yang Genhong Cheng 2022Cellular & Molecular Immunology2022,19,6:0
15Does airway pressure release ventilation offer new hope for treating acute respiratory distress syndrome?显示文摘Mechanical ventilation(MV)is an essential life support method for patients with acute respiratory distress syn-drome(ARDS),which is one of the most common critical illnesses with high mortality in the intensive care unit(ICU).A lung-protective ventilation strategy based on low tidal volume(LTV)has been recommended since a few years;however,as this did not result in a significant decrease of ARDS-related mortality,a more optimal venti-lation mode was required.Airway pressure release ventilation(APRV)is an old method defined as a continuous positive airway pressure(CPAP)with a brief intermittent release phase based on the open lung concept;it also perfectly fits the ARDS treatment principle.Despite this,APRV has not been widely used in the past,rather only as a rescue measure for ARDS patients who are difficult to oxygenate.Over recent years,with an increased under-standing of the pathophysiology of ARDS,APRV has been reproposed to improve patient prognosis.Nevertheless,this mode is still not routinely used in ARDS patients given its vague definition and complexity.Consequently,in this paper,we summarize the studies that used APRV in ARDS,including adults,children,and animals,to illustrate the settings of parameters,effectiveness in the population,safety(especially in children),incidence,and mechanism of ventilator-induced lung injury(VILI)and effects on extrapulmonary organs.Finally,we found that APRV is likely associated with improvement in ARDS outcomes,and does not increase injury to the lungs and other organs,thereby indicating that personalized APRV settings may be the new hope for ARDS treatment.Jiangli Cheng Aijia Ma Meiling Dong Yongfang Zhou Bo Wang Yang Xue Peng Wang Jing Yang Yan Kang 2022Journal of Intensive Medicine2022,2,4:0
16Homeoprotein SIX1 compromises antitumor immunity through TGF-β-mediated regulation of collagens显示文摘The tumor microenvironment(TME),including infiltrated immune cells,is known to play an important role in tumor growth;however,the mechanisms underlying tumor immunogenicity have not been fully elucidated.Here,we discovered an unexpected role for the transcription factor SIX1 in regulating the tumor immune microenvironment.Based on analyses of patient datasets,we found that SIX1 was upregulated in human tumor tissues and that its expression levels were negatively correlated with immune cell infiltration in the TME and the overall survival rates of cancer patients.Deletion of Six1 in cancer cells significantly reduced tumor growth in an immune-dependent manner with enhanced antitumor immunity in the TME.Mechanistically,SIX1 was required for the expression of multiple collagen genes via the TGFBR2-dependent Smad2/3 activation pathway,and collagen deposition in the TME hampered immune cell infiltration and activation.Thus,our study uncovers a crucial role for SIX1 in modulating tumor immunogenicity and provides proof-of-concept evidence for targeting SIX1 in cancer immunotherapy.Wancheng Liu Meiling Gao Lili Li Yu Chen Huimin Fan Qiaomei Cai Yueyue Shi Chaohu Pan Junxiao Liu Lucy S.Cheng Heng Yang Genhong Cheng 2021Cellular & Molecular Immunology2021,18,12:0
17Clinical efficacy and safety of linezolid in intensive care unit patients显示文摘Background:To characterize the population of critically ill patients and infections treated with linezolid in the intensive care unit(ICU),and to evaluate the clinical efficacy and safety of linezolid therapy.Methods::This multi-center,observational,real-world study was conducted across 52 hospitals between June 9,2018,and December 28,2019.Patients who met the following inclusion criteria were included:(1)admitted to the ICU,(2)of any age group,and(3)having a clinical or laboratory diagnosis of a Gram-positive bacterial infection.Clinical efficacy was categorized as success(cured or improved),failed,or non-evaluable.Adverse events and serious adverse events were recorded during treatment.Results::A total of 366 ICU patients who met the inclusion criteria were evaluated.Linezolid was used as second-and first-line treatment in 232(63.4%)and 134(36.6%)patients,respectively.The most common isolated strain was Staphylococcus aureus(methicillin-resistant Staphylococcus aureus:n=37/119,31.1%;methicillin-susceptible Staphylococcus aureus:n=15/119,12.6%);this was followed by Enterococci(vancomycin-resistant Enterococci:n=8/119,6.7%;vancomycin-susceptible Enterococci:n=11/119,9.2%)and Streptococcus pneumoniae(multidrug-resistant:n=4/119,3.4%;non-multidrug resistant:n=2/119,1.7%).The main infection sites where pathogens were detected included the lung(n=216/366,59.6%),skin and soft tissue(n=104/366,28.4%),and blood(n=50/366,13.7%).Clinical success was achieved in 301(82.2%)patients;34(9.3%)were cured and 267(73.0%)improved;treatment failure and non-evaluable outcomes were observed in 29(7.9%)in 36(9.8%)patients,respectively.Linezolid-related adverse events were reported in 8(2.2%)patients.No treatment-related serious adverse events were reported.Conclusions::Based on real-world results,linezolid was found to be effective and safe in the treatment of Gram-positive bacterial infections in critically ill patients.Aijia Ma Meiling Dong Jiangli Cheng Xuelian Liao Wei Dong Chang Liu Chenggong Hu Jing Yang Yan Kang 2023Journal of Intensive Medicine2023,3,1:0
18Advanced preparation and application of bimetallic materials in lithium-sulfur batteries:A review显示文摘Lithium-sulfur(Li-S)batteries are considered highly promising as next-generation energy storage systems due to high theoretical capacity(2600 Wh kg^(-1))and energy density(1675 mA h g^(-1))as well as the abundant natural reserves,low cost of elemental sulfur,and environmentally friendly properties.However,several challenges impede its commercialization including low conductivity of sulfur itself,the severe“shuttle effect”caused by lithium polysulfides(LiPSs)during charge–discharge processes,volume expansion effects and sluggish reaction kinetics.As a solution,polar metal particles and their compounds have been introduced as the main hosts for sulfur cathode due to their robust catalytic activity and adsorption capability,effectively suppressing the“shuttle effect”of Li PSs.Bimetallic alloys and their compounds with multi-functional properties exhibit remarkable electrochemical performance more readily when compared to single-metal materials.Well-designed bimetallic materials demonstrate larger specific surface areas and richer active sites,enabling simultaneous high adsorption capability and strong catalytic properties.The synergistic effect of the“adsorption-catalysis”sites accelerates the adsorptiondiffusion-conversion process of Li PSs,ultimately achieving a long-lasting Li-S battery.Herein,the latest progress and performance of bimetallic materials in cathodes,separators,and interlayers of Li-S batteries are systematically reviewed.Firstly,the principles and challenges of Li-S batteries are briefly analyzed.Then,various mechanisms for suppressing“shuttle effects”of Li PSs are emphasized at the microscale.Subsequently,the performance parameters of various bimetallic materials are comprehensively summarized,and some improvement strategies are proposed based on these findings.Finally,the future prospects of bimetallic materials are discussed,with the hope of providing profound insights for the rational design and manufacturing of high-performance bimetallic materials for LSBs.Yongbing Jin Nanping Deng Yanan Li Hao Wang Meiling Zhang Weimin Kang Bowen Cheng 2024Journal of Energy Chemistry2024,88,1:0
19Effect of temperature and stress on high temperature creep behavior of Ni_(3)Al-based single crystal superalloy显示文摘The creep behavior and dislocations mechanism of the Ni_(3)Al-based single crystal alloy IC6SX with[001]orientation were investigated under the testing conditions of 1100℃/137 MPa,1100℃/120 MPa and 1070℃/137 MPa.It was observed that the temperature and stress had a significant effect on the high temperature creep life of the single crystal alloy.As the temperature was reduced from 1100℃ to 1070℃,the creep life increased from 65.07 h to 313.8 h.As the stress was reduced to 120 MPa,the creep life increased to 243.3 h.Under the high temperature and low stress condition the dislocations entered theγ0 phase by climbing caused by the atomic diffusion,instead of slipping.Cheng Chang Liwu Jiang Meiling Wu Shusuo Li Yafang Han 2022Progress in Natural Science:Materials International2022,32,2:0
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