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36篇 您的检索式:作者名="Yanrong Yang"
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1Regulation of mitophagy in ischemic brain injury显示文摘The selective degradation of damaged or excessive mitochondria by autophagy is termed mitophagy. Mitophagy is crucial for mitochondrial quality control and has been implicated in several neurodegenerative disorders as well as in ischemic brain injury. Emerging evidence suggested that the role of mitophagy in cerebral ischemia may depend on different pathological processes. In particular, a neuroprotective role of mitophagy has been proposed, and the regulation of mitophagy seems to be important in cell survival. For these reasons, extensive investigations aimed to profile the mitophagy process and its underlying molecular mechanisms have been executed in recent years. In this review, we summarize the current knowledge regarding the mitophagy process and its role in cerebral ischemia, and focus on the pathological events and molecules that regulate mitophagy in ischemic brain injury.Yang Yuan Xiangnan Zhang Yanrong Zheng Zhong Chen 2015Neuroscience Bulletin2015,31,4:12
2Two-dimensional heterostructure promoted infrared photodetection devices显示文摘It is a rapidly developed subject in expanding the fundamental properties and application of two-dimensional(2D)materials.The weak van der Waals interaction in 2D materials inspired researchers to explore 2D heterostructures(2DHs)based broadband photodetectors in the far-infrared(IR)and middle-IR regions with high response and high detectivity.This review focuses on the strategy and motivation of designing 2DHs based high-performance IR photodetectors,which provides a wide view of this field and new expectation for advanced photodetectors.First,the photocarriers'generation mechanism and frequently employed device structures are presented.Then,the 2DHs are divided into semimetal/semiconductor 2DHs,semiconductor/semiconductor 2DHs,and multidimensional semi-2DHs;the advantages,motivation,mechanism,recent progress,and outlook are discussed.Finally,the challenges for next-generation photodetectors are described for this rapidly developing field.Gaofeng Rao Xuepeng Wang Yang Wang Peihua Wangyang Chaoyi Yan Junwei Chu Lanxin Xue Chuanhui Gong Jianwen Huang Jie Xiong Yanrong Li 2019InfoMat2019,1,3:12
3Source apportionment of VOCs in a typical medium-sized city in North China Plain and implications on control policy显示文摘Characteristics of atmospheric VOCs(volatile organic compounds) have been extensively studied in megacities in China, however, they are scarcely investigated in medium/smallsized cities in North China Plain(NCP).A comprehensive research on possible sources of VOCs was conducted in a medium-sized city of NCP, from May to September 2019.A total of 143 canister samples of 8 sites in Xuchang city were collected, and 57 VOC species were detected.The average VOC concentrations were 42.6 ± 31.6 μg/m3, with 53.7 ± 31.0 μg/m3 and 32.1 ± 27.8 μg/m^(3), in the morning and afternoon, respectively.Alkenes and aromatics contributed 80% of the total ozone formation potential(OFP).Aromatics accounted for more than 95% of secondary organic aerosol potential(SOAP).VOCs were dominated by the local emission with significant transport from the southeast direction.PMF analysis extracted 6 sources, which were combustion(33.1%), LPG usage(19.3%), vehicular exhaust & fuel evaporation(15.8%), solvent usage(15.2%), industrial(9.11%) and biogenic(7.51%), respectively and they contributed 33.4%, 17.6%, 12.9%, 18.6%, 9.28% and 8.22% to the OFP, respectively.Combustion and LPG usage were the dominant VOC sources;and combustion, solvent usage and LPG usage were the main sources of OFP in Xuchang city, which were different to megacities in China with a high contribution from vehicular exhaust, solvent usage and industry,suggesting specific control strategies on VOCs need to be implemented in medium-sized city such as Xuchang city.Juanjuan Qin Xiaobo Wang Yanrong Yang Yuanyuan Qin Shaoxuan Shi Peihua Xu Rongzhi Chen Xueming Zhou Jihua Tan Xinming Wang 2021Journal of Environmental Sciences2021,33,9:6
4Maturity Control on the Patterns of Hydrocarbon Regeneration from Coal显示文摘Rock-Eval pyrolysis and Py-GC experiments on naturally and artificially matured coal samples were carried out. The results suggest that both depolymerization and defuctionalization exist during the maturation and evolution of coal. The patterns of hydrocarbon regeneration are diverse at different stages of the maturation and evolution. When the vitrinite reflectance (R0) is 0.7%-0.9%, bitumen is the richest in coal while activation energy is the minimum, and the temperature of peak yield is lower than that of primary hydrocarbon generation. However, if reflectance is greater than 0.9%, defunctionalization predominates and the temperature of peak regeneration is shown in lagging compared with the primary hydrocarbon generation. When reflectance is out of the 'oil window', the peak temperature of hydrocarbon regeneration and that of the primary hydrocarbon generation seems to be continuous.ZOU Yanrong YANG Qi LIU Dameng KANG Xidong TANG Dazhen 2000Acta Geologica Sinica(English Edition)2000,74,2:6
5An animal model of cerebral palsy induced by prenatal exposure to lipopolysaccharide and hypoxia显示文摘BACKGROUND:Neonatal cerebral palsy is mainly caused by prenatal factors.At present, an animal model of prenatal infection and early postnatal hypoxia does not exist.OBJECTIVE:To observe morphology and motor performance following prenatal infection and hypoxic insult-induced brain damage of neonatal rats to verify the feasibility to establish a model of cerebral palsy.DESIGN, TIME AND SETTING:A randomized, controlled, animal experiment was performed at the Laboratories of Xinjiang Center for Disease Control and Prevention from September 2007 to June 2008.MATERIALS:The hypoxic incubator was purchased from Shanghai Pediatric Medical Institute, China.Lipopolysaccharide (LPS, Escherichia coli, O55:B5) was purchased from Sigma-Aldrich (St.Louis, MO, USA).METHODS:A total of 27 Wistar rats, aged 7 days, were randomly assigned to sham-surgery group (n=15) with no carotid artery incision or hypoxia treatment, hypoxia/ischemia (H/I) group (n=12) undergoing ligature of the right common carotid artery followed by exposure to hypoxia at postnatal day 7 (P7), and LPS/H group (n=19), in which pregnant rats were exposed in utero to LPS followed by prenatal hypoxia at embryonic day 16.MAIN OUTCOME MEASURES:Behavior, compound muscle action potential, and pathological changes were observed in 28-day-old rats.RESULTS:The footprint repeat space showed that left limb footprint repeatability in the H/I and LPS/H groups was lower than in the sham-surgery group (P<0.05).The space between the footprints was larger and unstable.Hind limb quadricep compound muscle action potential in the H/I and LPS/H groups showed lower wave amplitude compared with the sham-surgery group (P<0.05).Hematoxylin and eosin staining showed irregular cells around the ventricle, as well as periventricular leukomalacia.CONCLUSION:An animal model of cerebral palsy was established, which simulated the human condition most likely associated with occurrence of this disease.This model could be used for experimental studies related to cerebral palsy.Gang Chen Yanrong HU Wei Liu Jiang Li Linbao Wen Jianxin Li Lihui Zhao Xiaopeng Yang Yi Zhu Zhenzhu Sun Guangming Chi 2010Neural Regeneration Research2010,5,14:4
6The Dynamic Experiment on Treating Acid Mine Drainage with Iron Scrap and Sulfate Reducing Bacteria Using Biomass Materials as Carbon Source显示文摘The study is aimed at the problem of high content of Cr^(6+),Cr^(3+)and SO_(4)^(2-)is high and low pH value in acid mine drainage(AMD).Moreover,treatment of AMD by sulfate reducing bacteria(SRB)requires the addition of carbon source,while the treating effectiveness is not good enough on its own.The sugarcane slag,the corn cob and the sunflower straw were selected as the SRB carbon source cooperating with iron scrap to construct the dynamic columns 1,2 and 3.The mechanism of removing Cr^(6+),Cr^(3+),SO_(4)^(2-)and H+and the regularity of sustained release of carbon source and TFe release was studied in AMD.The removal efficiency of heavy metal ions,the ability of sustained release of carbon source,and the ability of adjusting acid by the three dynamic columns were compared.The result shows that the average removal rates of Cr^(6+),Cr^(3+)and SO_(4)^(2-)in effluent of dynamic column 1,filled by sugarcane slag,iron scrap and SRB,were 96.9%,67.1%and 54.3%.The average release of TFe and chemical oxygen demand(COD)were 4.4 and 287.3 mg/L.Its average pH was 6.98.Compared with the performance of dynamic columns 1,2 and 3,dynamic column 1 performed best in removing Cr^(6+),Cr^(3+)and SO_(4)^(2-)from AMD and controlling the release of COD and TFe,adjusting the pH of the solution.The study is of significance in treatment of AMD by taking for biomass materials as SRB carbon source in cooperation with iron scrap.Xianjun Wang Junzhen Di Yanrong Dong Yu Yang Bing Liang Fankang Meng Tingting Wang Wenbo An Zengxin Li Jianzhi Guo 2021Journal of Renewable Materials2021,9,1:2
7Reconfigurable photovoltaic effect for optoelectronic artificial synapse based on ferroelectric p-n junction显示文摘Neuromorphic machine vision has attracted extensive attention on wide fields.However,both current and emerging strategies still suffer from power/time inefficiency,and/or low compatibility,complex device structure.Here we demonstrate a driving-voltage-free optoelectronic synaptic device using non-volatile reconfigurable photovoltaic effect based on MoTe_(2)/α-In_(2)Se_(3) ferroelectric p-n junctions.This function comes from the non-volatile reconfigurable built-in potential in the p-n junction that is related to the ferroelectric polarization inα-In_(2)Se_(3).Reconfigurable rectification behavior and photovoltaic effect are demonstrated firstly.Notably,the figure-of-merits for photovoltaic effect like photoelectrical conversion efficiency non-volatilely increases more than one order.Based on this,retina synapse-like vision functions are mimicked.Optoelectronic short-term and long-term plasticity,as well as basic neuromorphic learning and memory rule are achieved without applying driving voltage.Our work highlights the potential of ferroelectric p-n junctions for enhanced solar cell and low-power optoelectronic synaptic device for neuromorphic machine vision.Yanrong Wang Feng Wang Zhenxing Wang Junjun Wang Jia Yang Yuyu Yao Ningning Li Marshet Getaye Sendeku Xueying Zhan Congxin Shan Jun He 2021Nano Research2021,14,11:2
8Determination of ifenprodil by LC–MS/MS and its application to a pharmacokinetic study in healthy Chinese volunteers显示文摘This paper reports the development and validation of an assay for ifenprodil based on liquid chromatography–tandem mass spectrometry(LC–MS/MS)and its application to a pharmacokinetic study involving single and multiple intravenous infusions to healthy Chinese volunteers.After sample preparation of plasma by liquid–liquid extraction with ethyl acetate,the analyte and internal standard,urapidil,were separated by reversed phase chromatography in a run time of 4 min and detected by positive ion electrospray ionization followed by multiple reaction monitoring of the precursor-to-product ion transitions at m/z 326.2-308.1 for ifenprodil and m/z 388.4-205.3 for IS.The assay was linear in the concentration range 0.2–50.0 ng/mL with recovery 476.4%.In the pharmacokinetic study of single intravenous infusions of 5,10 and 15 mg ifenprodil,peak plasma concentrations and areas under the plasma concentration–time curve were both linearly related to dose.In the pharmacokinetic study of multiple once daily intravenous infusions of 10 mg ifenprodil for 7 days,pharmacokinetic parameters were similar to those after the single dose showing that ifenprodil does not accumulate on repeated administration.Jing Yang Chengtao Lu Wei Song Jiankang Li Yi Ding Yanrong Zhu Jinyi Cao Likun Ding Yanyan Jia Aidong Wen 2013Acta Pharmaceutica Sinica B2013,3,3:2
9Improvement on the modeling of rate-dependent plasticity and cyclic hardening by Bodner-Partom model显示文摘SHI Duoqi YANG Xiaoguang WANG Yanrong 2005Chinese Journal of Aeronautic2005,18,1:1
10Experimen- tal research on mechanical characteristics in the process of nanoseale sliding contact 显示文摘Liu Yanrong Yang Xiaojing Yang Chengming 2013Appl Mechan Mater2013,27,5277:1
11Self-assembled three-dimensional graphene/Fe3O4hydrogel for efficient pollutant adsorption and electromagnetic wave absorption显示文摘Yang Yue Zhao Yanrong Sun Shihan 2016Materials Research Bulletin2016,73,1:1
12Emerging phagocytosis checkpoints in cancer immunotherapy显示文摘Cancer immunotherapy,mainly including immune checkpoints-targeted therapy and the adoptive transfer of engineered immune cells,has revolutionized the oncology landscape as it utilizes patients’own immune systems in combating the cancer cells.Cancer cells escape immune surveillance by hijacking the corresponding inhibitory pathways via overexpressing checkpoint genes.Phagocytosis checkpoints,such as CD47,CD24,MHC-I,PD-L1,STC-1 and GD2,have emerged as essential checkpoints for cancer immunotherapy by functioning as“don’t eat me”signals or interacting with“eat me”signals to suppress immune responses.Phagocytosis checkpoints link innate immunity and adaptive immunity in cancer immunotherapy.Genetic ablation of these phagocytosis checkpoints,as well as blockade of their signaling pathways,robustly augments phagocytosis and reduces tumor size.Among all phagocytosis checkpoints,CD47 is the most thoroughly studied and has emerged as a rising star among targets for cancer treatment.CD47-targeting antibodies and inhibitors have been investigated in various preclinical and clinical trials.However,anemia and thrombocytopenia appear to be formidable challenges since CD47 is ubiquitously expressed on erythrocytes.Here,we review the reported phagocytosis checkpoints by discussing their mechanisms and functions in cancer immunotherapy,highlight clinical progress in targeting these checkpoints and discuss challenges and potential solutions to smooth the way for combination immunotherapeutic strategies that involve both innate and adaptive immune responses.Yu’e Liu Yanjin Wang Yanrong Yang Linjun Weng Qi Wu Jin Zhang Pengcheng Zhao Lan Fang Yufeng Shi Ping Wang 2023Signal Transduction and Targeted Therapy2023,8,4:1
13Numerical simulation of the effect of hydrogen addition fraction on catalytic micro-combustion characteristics of methane-air 显示文摘Yan Yunfei Tang Weimin Zhang Li Pan Wenli Yang Zhongqing Chen Yanrong Lin Jiying 2014International Journal of Hydrogen Energy2014,39,:1
14Ultrasensitive solar-blind ultraviolet detection and optoelectronic neuromorphic computing using α-In_(2)Se_(3)phototransistors显示文摘Detection of solar-blind ultraviolet(SB-UV)light is important in applications like confidential communication,flame detection,and missile warning system.However,the existing SB-UV photodetectors still show low sensitivities.In this work,we demonstrate the extraordinary SB-UV detection performance of α-In_(2)Se_(3 )phototransistors.Benefiting from the coupled semiconductor and ferroelectricity property,the phototransistor has an ultraweak detectable power of 17.85 fW,an ultrahigh gain of 1.2×10^(6),a responsivity of 2.6×10^(5) A/W,a detectivity of 1.3×10^(16) Jones and an ultralow noise-equivalent-power of 4.2×10^(–20 )W/Hz1/2 for 275 nm light.Its performance exceeds most other UV detectors,even including commercial photomultiplier tubes and avalanche photodiodes.It can be also implemented as an optoelectronic synapse for neuromorphic computing.A 784×300×10 artificial neural network(ANN)based on this optoelectronic synapse is constructed and demonstrated with a high recognition accuracy and good noise-tolerance for the Fashion-MNIST dataset.These extraordinary features endow this phototransistor with the potential for constructing advanced SB-UV detectors and intelligent hardware.Yuchen Cai Jia Yang Feng Wang Shuhui Li Yanrong Wang Xueying Zhan Fengmei Wang Ruiqing Cheng Zhenxing Wang Jun He 2023Frontiers of physics2023,18,3:1
15Mechanical properties of poly- mer-modified silica aerogels dried underambient pressure显示文摘YANG Hailong KONG Xiangming ZHANG Yanrong 2011J Non-Cryst Solids2011,357,:1
16The diversity of arbuscular mycorrhizal fungi of Rosa acicularis ’Luhe’ in saline areas显示文摘Arbuscular mycorrhizal fungi(AMF)in the soil encompass a diversity of species and play an important role in maintaining ecosystem balance.However,little research has focused on the AMF diversity of Rosa acicularis Lindl.’Luhe’,which has been cultivated in northeastern saline areas,because of its strong salt tolerance and cold resistance.In the present study the AMF in the rhizosphere of R.acicularis Luhe were identified and AMF diversity and community composition were assessed using morphological and molecular techniques.Vesicles,hyphae,and arbuscular structures were observed in seedlings of different ages.Result shows that AMF established a good symbiotic relationship with R.acicularis Luhe.The colonization rate and spore density tended to increase over time.The AMF diversity in the rhizosphere of R.acicularis Luhe was low and four species of AMF were validated:Rhizophagus irregularis,Glomus aggregatum,Septoglomus furcatum,and Funneliformis mosseae.Of these,R.irregularis and G.aggregatum were dominant and have high salt tolerance.Determining the AMF diversity in the rhizosphere of R.acicularis Luhe will aid in screening AMF species with strong resistance and using mycorrhizas for plant establishment in breeding programs.Yanrong Zu Yuan Ping Liqiang Mu Tiantian Yang 2019Journal of Forestry Research2019,30,4:1
17The origin and accumulation model of crude oils from oil reservoirs Chang 9 and Chang 10 in the Yanchang Formation of the Ordos Basin显示文摘In the lower parts of oil reservoirs Chang 9 and Chang 10 of the Yanchang Formation are oil-bearing layers newly found in oil exploration in the Ordos Basin.Based on GC,GC-MS analyses of saturated hydrocarbons from crude oils and source rocks,reservoir fluid inclusions and BasinMod,the origin of crude oils,accumulation period and accumulation models are discussed in combination with other petroleum geology data in this paper.The result shows that(1) there are two different types of crude oils in oil reservoir Chang 9 in the Longdong and Jiyuan regions:crude oils of typeⅠ(Well D86,Well A44,Well A75,Well B227,Well X62 and Well Z150) are mainly de-rived from the Chang 7 source rocks(including mudstones and shales) and distributed in the Jiyuan and Longdong regions;those of typeⅡ(Well Z14 and Well Y427),are distributed in the Longdong region,which are derived from the Chang 9 source rocks.Crude oils from oil reservoir Chang 10 in the Shanbei region are mainly derived from the Chang-9 source rocks;(2) there are two phases of hydrocarbon filling in oil reservoir Chang 9 in the Jiyuan and Longdong regions and oil reservoir Chang 10 in the Shanbei region:The first phase started at the early stage of J2z.The process of hydrocarbon filling was discontinuous in the Late Jurassic,because of the tectonic-thermal event in the Ordos Basin.The second phase was the main accumulation period,and hydrocarbons began to accumulate from the late stage of J2a to the middle-late of K1,mainly at the middle-late stage of K1;(3) there exist two types of accu-mulation models in oil reservoirs Chang 9 and Chang 10 of the Yanchang Formation:source rocks of the reservoirs in oil reservoir Chang 9 in the Jiyuan region and oil reservoir Chang 10 in the Shanbei region,the mixed type of reservoirs on the lateral side of source rocks and source rocks of the reservoirs in oil reservoir Chang 9 in the Long-dong region.HUANG Junping LI Xiangbo CHEN Qilin YANG Zhanlong WAN Yanrong WEI Lihua LONG Liwen LIU Xiaoguang 2012Chinese Journal Of Geochemistry2012,31,3:1
18Characterization of adulterated milk by two-dimensional infrared correlation spectroscopy显示文摘Yang Renjie Zhang Weiyu Yang Yanrong 2014Analytical Letters2014,15,47:1
19Multivariate methods for the identification of adulterated milk based on two-dimensional infrared correlation spectroscopy显示文摘Yang Renjie Yang Yanrong Dong Guimei 2014Anal Methods2014,6,:1
20Experimental research on mechanical characteristics in the process of nanoscale sliding contact 显示文摘Liu Yanrong Yang Xiaojing Yang Chengming 2013Applied Mechanics and Materials2013,275,77:1
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