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Mechanisms of sesamol and sesamin inhibitingα-glucosidase activity by spectroscopy and molecular docking

Food Bioscience 2023年第3期53卷 1641-1648页

作者： Shijia Zhang Yiren Zhang Emad Karrar Qingzhe Jin Hui Zhang Gangcheng Wu Xingguo Wang State Key Laboratory of Food Science and Technology School of Food Science and TechnologyNational Engineering Research Center for Functional FoodInternational Joint Research Laboratory for Lipid Nutrition and SafetyCollaborative Innovation Center of Food Safety and Quality Control in Jiangsu ProvinceJiangnan UniversityChina International Joint Laboratory on Food Safety Jiangnan UniversityChina

Sesamol and sesamin inhibitα-glucosidase activity and may therefore be effective in treating type 2 diabetes,but their mechanisms remain ***,the inhibitory effects of sesamol and sesamin onα-glucosidase activity were analyzed by multispectral technique and molecular *** findings indicated that the sesamol and sesamin had a significant influence onα-glucosidase activity,with IC_(50) values of 0.96 mM and 0.33 mM,respectively,and their inhibition types were *** sesamol and sesamin quenched the fluorescence by a static quenching *** results of three-dimensional(3D)fluorescence,circular dichroism(CD)spectroscopy and Fourier transform infrared spectrometer(FT-IR)showed that both sesamol and sesamin had certain effects on the conformation ofα-*** docking results revealed that both sesamol and sesamin could spontaneously bind toα-glucosidase and form hydrogen bonds with some of the amino acid residues of the *** a result,this study sheds new light on sesamol/sesamin as a potentialα-glucosidase inhibitor.

关键词： sesamol Sesamin α-glucosidase Inhibition mechanism Spectroscopy Molecular docking

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Responses of the colonic microbiota and metabolites during fermentation of alginate oligosaccharides in normal individuals: An in vitro and in vivo study

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Food Bioscience 2023年第2期52卷 605-615页

作者： Xiaojing Wei Leilei Yu Zi Ye Yongqing Ni Qixiao Zhai Jianxin Zhao Wei Chen Fengwei Tian State Key Laboratory of Food Science and Technology Jiangnan UniversityWuxi214122PR China School of Food Science and Technology Jiangnan UniversityWuxiJiangsu214122PR China National Engineering Research Center for Functional Food Jiangnan UniversityWuxiJiangsu214122PR China School of Food Science and Technology Shihezi UniversityShiheziPR China

Alginate oligosaccharides(AOS)have been reported to promote gut microbiota and sperm quality in male mice treated with ***,there is little evidence that AOS is directly influenced colonic microbiota and metabolites in healthy *** administered AOS to rats by gavage for four weeks and observed significant regulation in the abundance of microbiota,including Bifidobacterium,Bacteroides,Anaerosptipes,Akkermania,Anaeroplasma,and Blautia,in the colon of male *** addition,AOS intervention significantly modulated colonic metabolites(butyrate,acetate,cytarabine,glycolic acid,and 3-hydroxybutyric acid)in healthy male *** contrast,there were no significant differences in the colonic metabolites of female ***,we performed in vitro fermentation experiments using healthy male fecal samples and verified that AOS significantly increased the levels of Bacteroides,Anaerosptipes,and Blautia and promoted the content of butyrate and acetate in the fermentation *** also observed that these microbiotas were significantly positively correlated with cytarabine,3-hydroxybutyric acid,and glycolic *** study provides new evidence that AOS is a potential prebiotic in male functional foods.

关键词： Alginate oligosaccharide Healthy male Fermentation Short-chain fatty acid Microbiome Metabolome

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Status and challenges facing representative anode materials for rechargeable lithium batteries

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Journal of Energy Chemistry 2022年第3期31卷 260-294,I0008页

作者： Liqiang Zhang Chenxi Zhu Sicheng Yu Daohan Ge Haoshen Zhou Institute of Intelligent Flexible Mechatronics School of Mechanical EngineeringJiangsu UniversityZhenjiang 212013JiangsuChina Center of Energy Storage Materials&Technology College of Engineering and Applied SciencesJiangsu Key Laboratory of Artificial Functional MaterialsNational Laboratory of Solid State Microstructuresand Collaborative Innovation Center of Advanced MicrostructuresNanjing UniversityNanjing 210093JiangsuChina Energy Technology Research Institute National Institute of Advanced Industrial Science and Technology(AIST)Tsukuba 305-8568Japan

Rechargeable lithium batteries have been widely regarded as a revolutionary technology to store renewable energy sources and extensively researched in the recent several *** an indispensable part of lithium batteries,the evolution of anode materials has significantly promoted the development of lithium ***,since conventional lithium batteries with graphite anodes cannot meet the ever-increasing demands in different application scenarios(such as electric vehicles and large-scale power supplies)which require high energy/power density and long cycle life,various improvement strategies and alternative anode materials have been exploited for better electrochemical *** this review,we detailedly introduced the characteristics and challenges of four representative anode materials for rechargeable lithium batteries,including graphite,Li_(4)Ti_(5)O_(12),silicon,and lithium *** some of the latest advances are summarized,which mainly contain the modification strategies of anode materials and partially involve the optimization of electrode/electrolyte ***,we make the conclusive comments and perspectives,and draw a development timeline on the four anode *** review aims to offer a good primer for newcomers in the lithium battery field and benefit the structure and material design of anodes for advanced rechargeable lithium batteries in the future.

关键词： Lithium batteries Anode Graphite Li_(4)Ti_(5)O_(12) Silicon Silicon composite anode Lithium metal

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Recent advances in the synthesis and applications of furocoumarin derivatives

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Chinese Chemical Letters 2023年第9期34卷 119-133页

作者： Chaoyue Chen Zheng-Bin Tang Zhichang Liu School of Chemistry and Chemical Engineering Jiangsu University of TechnologyChangzhou 213001China Key Laboratory of Precise Synthesis of Functional Molecules of Zhejiang Province Department of ChemistrySchool of Science and Research Center for Industries of the FutureWestlake Universityand Westlake Institute for Advanced StudyHangzhou 310030China

Furocoumarins are an important class of heterocyclic compounds with a fused tricyclic structure of coumarin and furan *** are commonly found in bioactive natural products and have a diverse range of biological and pharmaceutical properties,including cytotoxicity,photosensitivity,insecticidal,antibacterial,and antifungal activity,among *** elegant linear/angular tricyclic skeleton and superior pharmacological properties,make them ideal for building and developing advanced biological scaffolds for biomedical *** a result,the family of furocoumarins has been the focus of intensive research,and lots of encouraging progress have been achieved in recent *** review summarizes the most recent methods reported for the synthesis of the furocoumarin derivative family,along with their applications in medicinal chemistry covering from 2018 to 2022.

关键词： Furocoumarin Coumarin Furan Synthesis Pharmaceutical activity Applications

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Molecular Conformational Isomerization:An Efficient Way to Design Novel Emitters with Dual-Thermally Activated Delayed Fluorescence Characteristics and Their Optoelectronic and Bioimaging Applications

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CCS Chemistry 2024年第4期6卷 912-922页

作者： Yi-Zhong Shi Ya-Fang Xiao Hao Wu Shao-Li Zhang Xiao-Chun Fan Ye Tian Chang-Qing Ye Kai Wang Jia Yu Chun-Sing Lee Xiao-Hong Zhang School of Materials Science and Engineering Suzhou University of Science and TechnologySuzhou 215009 Institute of Functional Nano and Soft Materials(FUNSOM) Joint International Research Laboratory of Carbon-Based Functional Materials and DevicesSoochow UniversitySuzhou 215123Jiangsu Center of Super-Diamond and Advanced Films(COSDAF) Department of ChemistryCity University of Hong KongHong Kong SAR School of Biomedical Engineering The Second Affiliated HospitalGuangzhou Medical UniversityGuangzhou 510260 Jiangsu Key Laboratory for Carbon-Based Functional Materials and Devices Soochow UniversitySuzhou 215123Jiangsu Jiangsu Key Laboratory of Advanced Negative Carbon Technologies Soochow UniversitySuzhou 215123Jiangsu

Single-molecule luminophores with dual-thermally activated delayed fluorescence(TADF)properties are receiving increasing ***,how to achieve these goals requires more in-depth ***,we demonstrate a novel example emitter,10-(5-(2-(pyridin-3-yl)-[4,5′-bipyrimidin]-6-yl)pyridin-2-yl)-10Hphenoxazine(PmPy-PXZ),enabling dual-TADF properties due to its key feature of conformational *** a pyridine bridge can greatly reduce the steric hindrance and facilitate dual-stable conformations in the ground state,where the quasi-axial(QA)forms ***,unlike previously reported TADF molecules with dual confirmations,both theoretical and experimental measurements show that not only the quasi-equatorial(QE)forms but also the QA forms exhibit distinct TADF characteristics,which can be attributed to an additional higher reverse intersystem crossing *** is the first time that dual-TADF properties of single molecules have been achieved based on conformational *** applications in“self-doping”organic light-emitting diode and biomedical imaging have further been *** these results show the good potential of such dual-band TADF emitters based on molecular conformational isomerization.

关键词： dual-thermally activated delayed fluorescence conformational isomerization organic light-emitting diode biomedical imaging self-doping

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A General Synthetic Approach of Organic Lateral Heterostructures for Optical Signal Converters in All-Color Wavelength

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CCS Chemistry 2023年第2期5卷 423-433页

作者： Qiang Lv Xue-Dong Wang Wan-Ying Yang Kai-Li Wang Chao-Fei Xu Min Zheng Liang-Sheng Liao National Engineering Laboratory for Modern Silk College of Textile and Clothing EngineeringResearch Center of Cooperative Innovation for Functional Organic/Polymer Material Micro/NanofabricationSoochow UniversitySuzhouJiangsu 215123 Institute of Functional Nano&Soft Materials(FUNSOM) Soochow UniversitySuzhouJiangsu 215123 Jiangsu General Science&Technology Co. Ltd.Suzhou Industrial ParkSuzhouJiangsu 215123 Macao Institute of Materials Science and Engineering Macao University of Science and TechnologyTaipa 999078Macao SAR

Organic heterostructures with precisely defined compositions,architectures,and interfaces are considered promising building blocks for integrated optoelectronic ***,it remains a great challenge to rationally design and synthesize a heterostructure with tunable performance for promising applications such as optoelectronic ***,we report a universal strategy for the synthesis of organic lateral heterostructures(OLHs)with tunable function and optical *** fabricated cocrystals based on the tunable intermolecular distance(dπ–πfrom 3.33 to 3.48Å)ofBenzo[ghi]perylene(BGP)-based driven by arene-perfluoroarene interaction or charge transfer interaction;these different components were selectively constructed into organic solid solution microwires or ***,the solid solution microwires obtained could be epitaxially grown on the BGP-tetrabromophthalicanhydride trunk microwire to construct a series of OLHs microwires,which led to the successful demonstration of both photonic signal conversion and optical logic gate in all-color *** work gives a new insight into the fine synthesis of heterostructures with tunable structures/performances,providing predictable synthetic pathways to multifunctional organic heterostructures for the future realization of integrated optoelectronics.

关键词： organic heterostructure low-dimensional structure crystal epitaxial growth integrated photonics

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MOF-derived Cu embedded into N-doped mesoporous carbon as a robust support of PdAu nanocatalysts for ethanol electrooxidation

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Rare Metals 2024年第3期43卷 1083-1094页

作者： Yu-Fu Huang Peng Wu Jun-Ping Tang Jian Yang Jing Li Shuai Chen Xue-Ling Zhao ChengChen Bin-Wei Zhang Yan-Yun Ma Wei-Heng Shi Dong-Hai Lin Shi-Gang Sun School of Energy and Materials Shanghai Engineering Research Center of Advanced Thermal Functional MaterialsShanghai Key Laboratory of Engineering Materials Application and EvaluationShanghai Polytechnic UniversityShanghai201209China State Key Laboratory of Physical Chemistry of Solid Surfaces Department of ChemistryCollege of Chemistry and Chemical EngineeringXiamen UniversityXiamen361005China School of Chemistry and Chemical Engineering Chongqing UniversityChongqing401331China Center of Advanced Energy Technology and Electrochemistry Institute of Advanced Interdisciplinary StudiesChongqing UniversityChongqing400044China Institute of Functional Nano&Soft Materials(FUNSOM) Jiangsu Key Laboratory for Carbon-Based Functional Materials&DevicesSoochow UniversitySuzhou215123China Department of Materials Science and Engineering Drexel UniversityPhiladelphiaPA19104USA

Metal-organic frameworks(MOFs)h ave attracted widespread attention due to their large surface area and porous *** designing the nanostructures of MOFs to promote their application in ethanol electrooxidation is still a ***,a novel Cu-NCNs(Cu-nitrogen-doped carbon nanotubes)support was synthesized by pyrolysis of melamine(MEL)and Cu-ZIF-8 together,and then,Pd-Au nanoalloys were loaded by sodium borohydride reduction method to prepare PdAu@Cu-NCNs *** generating mesoporous carbon with high specific surface area and favorable electron and mass transport can be used as a potential excellent carrier for PdAu *** addition,the balance of catalyst composition and surface structure was tuned by controlling the content of Pd and ***,the best-performed Pd_(2)Au_(2)@Cu-NCN-1000-2(where 1000 means the carrier calcination temperature,and 2 means the calcination constant temperature time)catalyst exhibits better long-term stability and electrochemical activity for ethanol oxidation in alkaline media(4.80 A·mg^(-1)),which is 5.05 times higher than that of commercial Pd/C(0.95 A·mg^(-1)).Therefore,this work is beneficial to further promoting the application of MOFs in direct ethanol fuel cells(DEFCs)and can be used as inspiration for the design of more efficient catalyst support structures.

关键词： Metal-organic frameworks(MOFs) N-doped Mesoporous carbon PdAu Ethanol electrooxidation

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NO reduction by carbon-based gases based on coal gasification fractions:NO reduction intermediate identification and kinetic analysis

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Frontiers of Environmental Science & engineering 2025年第3期19卷 175-189页

作者： Xiang Zhang Jian Tian Tanghui Hu Guangyong Yue Xianlong Liu Wen Zhou Xiaohong Liu Xinye Wang Ministry-of-Education Key Laboratory for the Green Preparation and Application of Functional Materials Hubei Engineering Research Center for Green Industrialization Technology of Industrial WasteSchool of Materials Science and EngineeringHubei UniversityWuhan 430062China Hubei Huda Tianshu New Energy Materials Industrial Research and Design Institute Co. Ltd.Wuhan 430062China Wuhan Tianshu Dust Removal Equipment Co. Ltd.Wuhan 430062China Engineering Laboratory for Energy System Process Conversion&Emission Control Technology of Jiangsu Province School of Energy and Mechanical EngineeringNanjing Normal UniversityNanjing 210042China

Combining pulverized coal gasifiers with cement kiln production is promising for application in low-cost and efficient NO *** paper presents a pulverized coal gasifier catalytic denitration technique and investigates the homogeneous reduction(by CO and CH_(4))and heterogeneous catalytic reduction(by coke,CaO,MgO,and Fe_(2)O_(3))of NO.A combination of Chemkin simulations and fixed-bed experiments is used to elucidate the reaction pathways and key intermediates of NO reduction by carbon-based *** addition,the activation energies for different catalyst combinations were analyzed via reaction *** results demonstrate that the presence of small amounts of O_(2) inhibits NO reduction by CO but promotes NO reduction by CH_(4).The NCO·radical is essential for the NO reduction process,and the generation of this radical depends on the CH_(4) cleavage intermediate and O·*** and Fe_(2)O_(3) exhibit more significant catalytic effects on NO reduction by carbon-based gases than the other catalysts *** presence of a small amount of O_(2) in the reacting gas mixtures facilitates the NO reduction *** activation energy is reduced to 1.02 kJ/mol,and the NO conversion reaches 99.80%when the catalyst is C+CaO+MgO+Fe_(2)O_(3) and the gas composition is CO+CH_(4)+O_(2).This work provides theoretical support and data recommendations for the use of pulverized coal gasifiers for the denitrification of cement kilns.

关键词： Carbon-based gas Catalytic denitration Coke Kinetic analysis Reaction mechanism

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Recent Progress of the Active Materials with Various Micro‑structures for Flexible Textile‑Based Supercapacitors

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Advanced Fiber Materials 2022年第5期4卷 1005-1026页

作者： Ming Li Zengqing Li Lijun Qu Fuxing Chen Mingwei Tian Research Center for Intelligent and Wearable Technology State Key Laboratory of Bio‑Fibers and Eco‑TextilesIntelligent Wearable Engineering Research Center of QingdaoCollege of Textiles and ClothingQingdao UniversityQingdao 266071People’s Republic of China Qingdao Qichu Intelligent Technology Co. LTDQingdao 266071People’s Republic of China Jiangsu College of Engineering and Technology Nantong 226007JiangsuPeople’s Republic of China Anhui Disheng Weaving Finishing Co.LTD Bozhou 233600AnhuiPeople’s Republic of China

Flexible textile-based supercapacitors have exhibited great potential for use in e-textile systems due to their high flexibility,light weight and ease of integration into the textile *** capacitance and energy density of current textile-based supercapacitors,however,are insufficient to meet the high demands of wearable electronics and smart *** review summarizes the recent progress of enhancement methods regarding textile-based supercapacitors,including the multidimen-sional nanostructure of active materials,the structural designs of textile substrates and the wearable ***,the remaining challenges and future prospects of constructing high-performance flexible textile-based supercapacitors for smart textiles and wearable electronics are also proposed.

关键词： Supercapacitors Performance enhancement Nanostructure Textile Multidimensional structure design

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Strain engineering of anisotropic light-matter interactions in onedimensional P-P chain of SiP_(2)

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Nano research 2022年第8期15卷 7378-7383页

作者： Fanghua Cheng Junwei Huang Feng Qin Ling Zhou Xueting Dai Xiangyu Bi Caorong Zhang Zeya Li Ming Tang Caiyu Qiu Yangfan Lu Huiyang Gou Hongtao Yuan National Laboratory of Solid State Microstructures and Jiangsu Key Laboratory of Artificial Functional Materials College of Engineering and Applied SciencesNanjing UniversityNanjing 210000China College of Materials Science and Engineering National Engineering Research Center for Magnesium AlloysChongqing UniversityChongqing 400030China Center for High Pressure Science and Technology Advanced Research Beijing 100094China

Strain engineering can serve as a powerful technique for modulating the exotic properties arising from the atomic structure of *** have been demonstrated that one-dimensional(1D)structure can serve as a great platform for modulating electronic band structure and phonon dispersion via strain ***,in a van der Waals material silicon diphosphide(SiP_(2)),quasi-1D zigzag phosphorus–phosphorus(P–P)chains are embedded inside the crystal structure,and can show unique phonon vibration modes and realize quasi-1D *** those optical properties by the atom displacements via strain engineering is of great interest in understanding underlying mechanism of such P–P chains,however,which remains ***,we demonstrate the strain engineering of Raman and photoluminescence(PL)spectra in quasi-1D P–P chains and resulting in anisotropic manipulation in SiP_(2).We find that the phonon frequencies of SiP_(2)in Raman spectra linearly evolve with a uniaxial strain along/perpendicular to the quasi-1D P–P chain ***,by applying tensile strain along the P–P chains,the band gap energy of strained SiP_(2)can significantly decrease with a tunable value of~55 *** on arsenic(As)element doping into SiP_(2),the strain-induced redshifts of phonon frequencies decrease,indicating the stiffening of the phonon vibration with the increased arsenic doping *** results provide an opportunity for strain engineering of the light–matter interactions in the quasi-1D P–P chains of SiP_(2)crystal for potential optical applications.

关键词： strain engineering silicon diphosphide Raman photoluminescence

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