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Hydrogen sulfide responsive nanoplatforms: Novel gas responsive drug delivery carriers for biomedical applications

Asian Journal of Pharmaceutical sciences 2024年第1期19卷 1-17页

作者： Jiafeng Zou Zeting Yuan Xiaojie chen You chen Min Yao Yang chen Xiang Li Yi chen Wenxing ding Chuanhe Xia Yuzheng Zhao Feng Gao Shanghai Frontier science Research Base of Optogenetic Techniques for Cell Metabolism School of PharmacyEast China University of Science and TechnologyShanghai 200237China Key Laboratory of Neuropharmacology and Translational Medicine of Zhejiang Province School of Pharmaceutical SciencesZhejiang Chinese Medical UniversityHangzhou 310053China Shanghai Key Laboratory of Functional Materials Chemistry East China University of Science and TechnologyShanghai 200237China Shanghai Key Laboratory of New Drug Design School of PharmacyEast China University of Science and TechnologyShanghai 200237China Optogenetics and Synthetic Biology Interdisciplinary Research Center State Key Laboratory of Bioreactor EngineeringEast China University of Science and TechnologyShanghai 200237China CAS Center for Excellence in Brain science Shanghai Institutes for Biological SciencesChinese Academy of SciencesShanghai 200031China Research Unit of New Techniques for Live-cell Metabolic Imaging Chinese Academy of Medical SciencesBeijing 100050China

Hydrogen sulfide(H_(2)S)is a toxic,essential gas used in various biological and physical processes and has been the subject of many targeted studies on its role as a new gas *** studies have mainly focused on the production and pharmacological side effects caused by H_(2)***,effective strategies to remove H_(2)S has become a key research ***,the development of novel nanoplatforms has provided new tools for the targeted removal of H_(2)*** paper was performed to review the association between H_(2)S anddisease,relatedH_(2)S inhibitory drugs,aswell as H_(2)S responsive nanoplatforms(HRNs).This review first analyzed the role of H_(2)S in multiple tissues and ***,common drugs used to eliminate H_(2)S,as well as their potential for combination with anticancer agents,were *** only the existing studies on HRNs,but also the inhibition H_(2)S combined with different therapeutic methods were both sorted out in this ***,this review provided in-depth analysis of the potential of HRNs about treatment or detection in ***,potential challenges of HRNs were *** study demonstrates the excellent potential of HRNs for biomedical applications.

关键词： Hydrogen sulfide Disease mechanisms Removal of hydrogen sulfide Responsive nanoplatforms Challenges Biomedical applications

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Effect of micro-Al_(2)O_(3) powders on oxidation and corrosion behaviors of low-carbon MgO-C refractories

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Journal of Iron and Steel Research International 2024年第6期31卷 1522-1534页

作者： Yang chen Zeng-yi Li Hao-bo Tan Yu-ran Fu Jun ding cheng-ji Deng Chao Yu School of Materials science and Engineering Hunan Institute of TechnologyHengyang 421002HunanChina The State Key Laboratory of Refractories and Metallurgy Wuhan University of Science and TechnologyWuhan 430081HubeiChina

To solve the problem of poor high-temperature service performance caused by low carbonization of MgO-C refractories,low-carbon MgO–C refractories with excellent thermal shock,oxidation and corrosion resistances were successfully designed by using SiC whiskers as reinforcing phases and introducing micro-Al_(2)O_(3) powders as *** results indicated that the addition of micro-Al_(2)O_(3) powders optimized the internal structure of the material,like the columnar β-Si_(3)N_(4) with a stepped distribution and the mosaic structure formed between granular and flaky Mg_(2)SiO_(4),which synergistically strengthened and toughened the material and gave the material excellent mechanical properties and thermal shock ***,the cold modulus of rupture and cold crushing strength after thermal shock were increased by 4.1 and 20.3 MPa,***,the addition of micro-Al_(2)O_(3) powders promoted the formation of fine particles of Mg_(2)SiO_(4),MgAl_(2)O_(4) and MgO,as well as a dense protective layer of Mg_(2)SiO_(4) in the material under high-temperature ***,spinel and high-temperature solid solution were formed in the corrosion *** oxidation and corrosion resistances were greatly improved by 41%and 15%,respectively.

关键词： Low-carbon MgO-C refractory Oxidation resistance Corrosion resistance Thermal shock resistance Micro-Al_(2)O_(3)powder

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Enhanced organic degradation and microbial community cooperation by inoculating Bacillus licheniformis in low temperature composting

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Journal of Environmental sciences 2024年第9期143卷 189-200页

作者： Jing Su Kaiyun Zhou Wenjie chen Shaoqi Xu Ziwei Feng Yuan Chang Xiaoyan ding Yi Zheng Xingling Tao Ake Zhang Yue Wang Ji Li Guochun ding Yuquan Wei Nanjing Institute of Environmental sciences Ministry of Ecology and EnvironmentNanjing 210042China College of Resources and Environmental science Beijing Key Laboratory of Biodiversity and Organic FarmingChina Agricultural UniversityBeijing 100193China Organic Recycling Institute(Suzhou)of china Agricultural university Wuzhong DistrictSuzhou 215128China Fuyang Academy of Agricultural sciences Fuyang 236065China

Microbial activity and interaction are the important driving factors in the start-up phase of food waste composting at low *** aim of this study was to explore the effect of inoculating Bacillus licheniformis on the degradation of organic components and the potential microbe-driven mechanism from the aspects of organic matter degradation,enzyme activity,microbial community interaction,and microbial metabolic *** results showed that after inoculating ***,temperature increased to 47.8℃ on day2,and the degradation of readily degraded carbohydrates(RDC)increased by 31.2%,and the bioheat production increased by 16.5%.There was an obvious enhancement of extracellular enzymes activities after inoculation,especially amylase activity,which increased by 7.68 times on day *** inoculated *** colonized in composting as key genus in the start-up *** network analysis and Mantel test indicated that inoculation drove the cooperation between microbial network modules who were responsible for various organic components(RDC,lipid,protein,and lignocellulose)degradation in the start-up *** function prediction suggested that carbohydrate metabolisms including starch and sucrose metabolism,glycolysis/gluconeogenesis,pyruvate metabolism,etc.,were improved by increasing the abundance of related functional genes after *** conclusion,inoculating *** accelerated organic degradation by driving the cooperation between microbial network modules and enhancing microbial metabolism in the start-up phase of composting.

关键词： Microbial agent Organic matter degradation Microbial interaction Food waste Low temperature composting

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Niduenes A-F,six functionalized sesterterpenoids with a pentacyclic 5/5/5/5/6 skeleton from endophytic fungus Aspergillus nidulans

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Chinese Chemical Letters 2024年第9期35卷 202-205页

作者： Aimin Fu Chunmei chen Qin Li Nanjin ding Jiaxin Dong Yu chen Mengsha Wei Weiguang Sun Hucheng Zhu yonghui Zhang Hubei Key Laboratory of Natural Medicinal Chemistry and Resource Evaluation School of PharmacyTongji Medical CollegeHuazhong University of Science and TechnologyWuhan 430030China

Niduenes A-F(1-6),six novel sesterterpenoids with unprecedented 5/5/5/5/6 pentacyclic ring skeleton were isolated from endophytic fungus Aspergillus *** 1 and 2 represent the first examples of aromatic pentacyclic *** structures and configurations were elucidated by spectroscopic data and single-crystal X-ray diffraction *** 4 demonstrated potent resensitization of SW620/AD300 cells to paclitaxel(PTX).Rhodamine 123 accumulation assay and docking analysis further support that 4 inhibitory the efflux function of P-glycoprotein(P-gp).

关键词： Aspergillus nidulans Sesterterpenoids Aromatic sesterterpenoids Structure elucidation Single-crystal X-ray diffraction Biosynthetic pathways

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Solid-state NMR study of the stability of MOR framework aluminum

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Chinese Journal of Structural Chemistry 2024年第4期43卷 7-14页

作者： Xinzhi ding Chong Liu Jing Niu Nan chen Shutao Xu Yingxu Wei Zhongmin Liu National Engineering Research Center of Lower-Carbon Catalysis technology Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalian116023China State Key Laboratory of Catalysis Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalian116023China university of Chinese Academy of sciences Beijing 100049China School of Chemistry Dalian University of TechnologyDalian116024China

MOR zeolite has been effectively utilized for dimethyl ether(DME)carbonylation reaction due to its unique pore structure and *** industrial production,the transformation of ammonium type MOR zeolite(NH_(4)-MOR)into proton type MOR zeolite(H-MOR)causes inevitable ***,understanding the influencing factors and dynamic evolution mechanism of zeolite dealumination is *** this work,the stability of framework aluminum was studied by X-ray diffraction(XRD),Fourier transform infrared(FT-IR)spectroscopy,^(29)Si,^(27)Al,^(1)H magic angle spinning nuclear magnetic resonance(MAS NMR),and DME carbonylation performance *** results indicate that extra-framework cation Na^(+)and NH_(4)^(+)could better preserve the aluminum structure of the MOR zeolite framework compared to H^(+),primarily due to the different'attraction'of the framework to ***,the impact of water on the zeolite framework aluminum at high temperature was studied by manipulating the humidity of the calcination atmosphere,revealing the formation of extra-framework six-coordinated aluminum(Al(Ⅵ)-EF)and the mechanism of water influence on the zeolite framework aluminum.

关键词： H-MOR Solid-state NMR H2O Framework aluminum stability Dealumination

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Novel strategy of multidimensional information encryption via multi-color carbon dots aggregation-induced emission

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Nano Research 2024年第6期17卷 5680-5687页

作者： Liu ding Xilang Jin Yuchong Gao Shouwang Kang Haiyan Bai Xuehao Ma Taotao Ai Hongwei Zhou Weixing chen Shaanxi Key Laboratory of Photoelectric Functional Materials and Devices Engineering Research Center of Light Stabilizers for Polymer Materials Universities of Shaanxi Province School of Materials and Chemical EngineeringXi’an Technological UniversityXi’an 710021China School of Material science and Engineering Shaanxi University of TechnologyHanzhong 723000China department of Materials science and Engineering University of PennsylvaniaPhiladelphia 19104USA

Carbon dots(CDs)with aggregation-induced emission(AIE)have sparked significant interest in multidimensional anti-counterfeiting due to their exceptional fluorescence ***,the preparation of AIE CDs with multicolor solid-state fluorescence remains a formidable challenge due to its complicated *** the present work,a novel class of multicolor AIE CDs(M-CDs)were fabricated using selected precursor(salicylic acid,thiosalicylic acid,and 2,2'-dithiodibenzoic acid),with an eco-friendly,low-cost one-pot solvothermal *** the dilute organic solution,M-CDs manifested blue emission,but upon aggregation in the presence of water,the red,yellow,green,and blue emissions were displayed due to the AIE *** analysis,coupled with theoretical calculations,revealed that the increase in the size of sp2 domains would lower the Eg and cause a red-shift emission ***,the continuous emission of M-CDs from blue to red can be utilized as ink for multimode printing,enabling the creation of a variety of school badges and quick response *** findings hold promising implications for multi-information encryption applications.

关键词： aggregation-induced emission(AIE) luminescence mechanism multi-color emission information encryption.

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Honeycomb-like MoCo alloy on 3D nitrogen-doped porous graphene for efficient hydrogen evolution reaction

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Rare Metals 2024年第3期43卷 1072-1082页

作者： Lin-Ping Wang Kuang Li Hua-Long ding Le Xu chen Huang Jiao-Jiao Zhou Cong-TaoWen Pei-Lin Zhang Wei-Wei Wang Lu-Yang chen Key Laboratory for Ultrafine Materials of Ministry of Education School of Materials Science and EngineeringEast China University of Science and TechnologyShanghai200237China State Key Laboratory of High-Performance Ceramics and Superfine Microstructure Shanghai Institute of Ceramics Chinese Academy of SciencesShanghai200050China State Key Laboratory of Chemical Engineering and School of Chemistry and Molecular Engineering East China University of Science and TechnologyShanghai200237China

An efficient electrocatalyst is indispensable to significantly reduce energy consumption and accelerate the conversion efficiency of water *** this work,the honeycomb-like porous MoCo alloy on nitrogen-doped three-dimensional(3D)porous graphene substrate(Mo_(0.3)Co_(0.7)@NPG)has been synthesized from the annealing of layered double hydroxide(MoCo-LDH@NPG).Especially,the Mo_(0.3)Co_(0.7)@NPG exhibits low hydrogen evolution overpotential of 75 mV(10 mA·cm^(-2))and a Tafel slope of 69.9 mV·dec^(-1),which can be attributed to highly conductive NPG substrate,the unique nanostructure and the synergistic effect of Mo and ***,the Mo_(0.3)Co_(0.7)@NPG can maintain the original morphology and high catalytic activity after 50-h stability *** work proposes a general strategy to synthesize a multi-element alloy on conductive substrates with high porosity for electrocatalytic reaction.

关键词： MoCo alloy Three-dimensional nitrogen-doped porous graphene Hydrogen evolution reaction(HER)

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Development of lithium-free P2-type high-sodium content cathode materials with enhanced cycle and air stability for sodium-ion batteries

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Rare Metals 2024年第1期43卷 113-123页

作者： Jin-Lv Tian Lin-Rong Wu Hai-Jun Zhao Shou-Dong Xu Liang chen ding Zhang Xiao-Chuan Duan College of Chemical Engineering and technology Taiyuan University of TechnologyTaiyuan 030024China College of Chemistry Taiyuan University of TechnologyTaiyuan 030024China School of Chemical Engineering and Pharmacy Wuhan Institute of TechnologyWuhan 430205China

The effect of partial substitution of Mg for Ni on a high-sodium and lithium-free layered P2-type Na_(45/54)Mg_(6)/_(54)Ni_(12/54)Mn_(34/54)O_(2) cathode with high initial Coulombic efficiency and excellent cyclic stability has been investigated in this *** on the crystal structural analysis,the Mg doping can retain the P2 structure up to 4.3 V,thus restraining the detrimental phase transformation of P2-02during the Na-ion intercalation/deintercalation ***,the obtained Mg-doped P2-type cathode exhibits a reversible specific capacity of 109 mAh·g^(-1) at 0.1C between 2.0 and 4.3 V and a retention rate of 81.5% after 200cycles at *** addition,the full cell consisting of Mg-doped P2-type cathode and hard carbon anode shows a capacity retention rate of 85.6% after 100 *** study provides new insight into the development of durable cathode materials for sodium-ion batteries.

关键词： Sodium-ion batteries Cathode material High sodium content Air stability

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Highly stretchable double-network gel electrolytes integrated with textile electrodes for wearable thermo-electrochemical cells

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SusMat 2024年第4期4卷 77-89页

作者： Yuetong Zhou ding Zhang Shuai Zhang Yuqing Liu Rujun Ma Gordon Wallace Jun chen School of Materials science and Engineering National Institute for Advanced MaterialsNankai UniversityTianjinChina Intelligent Polymer Research Institute ARC Centre of Excellence for Electromaterials ScienceAustralian Institute for Innovative MaterialsUniversity of WollongongNorth WollongongNew South WalesAustralia State Key Laboratory of Electronic Thin Film and Integrated Devices University of Electronic Science and Technology of ChinaChengduChina

Thermo-electrochemical cells(TECs)provide a new potential for self-powered devices by converting heat energy into ***,challenges still remain in the fabrication of flexible and tough gel electrolytes and their compat-ibility with redox actives;otherwise,contact problems exist between electrolytes and electrodes during stretching or ***,a novel robust and neutral hydrogel with outstanding stretchability was developed via double-network of crosslinked carboxymethyl chitosan and polyacrylamide,which accommodated both n-type(Fe^(2+)/Fe^(3+))and p-type([Fe(CN)_(6)]^(3-)/[Fe(CN)_(6)]^(4-))redox couples and maintained stretchability(>300%)and recoverability(95%compression).Moreover,poly(3,4-ethylenedioxythiophene):poly(styrene sulfonate)textile elec-trodes with porous structure are integrated into gel electrolytes that avoid contact issues and effectively boost the P_(max) of n-and p-type thermocell by 76%and 26%,*** optimized thermocell exhibits a quick current density response and is continually fully operational under deformations,which satisfies the working conditions of wearable *** thermocells(four pairs)are effectively connected in alternating single n-and p-type cells in series and out-putted nearly 74.3 mV atΔT=10℃.The wearable device is manufactured into a soft-pack thermocells to successfully harvest human body heat and illuminate an LED,demonstrating the potential of the actual application of the thermocell devices.

关键词： human body heat porous textile electrodes stretchable double-network hydrogel electrolytes thermo-electrochemical cells wearable devices

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Highly efficient three-dimensional solar evaporator for zero liquid discharge desalination of high-salinity brine

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Carbon Energy 2024年第9期6卷 52-65页

作者： Meichun ding Demin Zhao Panpan Feng Baolei Wang Zhenying Duan Rui Wei Yuxi Zhao chen-Yang Liu chenwei Li School of Chemistry and Pharmaceutical Engineering Shandong First Medical University&Shandong Academy of Medical SciencesJinanChina Medical science and technology Innovation Center Shandong First Medical University&Shandong Academy of Medical SciencesJinanChina Institut de Chimie Radicalaire Aix Marseille UniverisityMarseilleFrance CAS Key Laboratory of Engineering Plastics CAS Research/Education Center for Excellence in Molecular SciencesInstitute of Chemistrythe Chinese Academy of SciencesBeijingChina

Solar-driven interfacial evaporation is a promising technology for freshwater production from seawater,but salt accumulation on the evaporator surface hinders its performance and *** this study,we report a simple and green strategy to fabricate a three-dimensional porous graphene spiral roll(3GSR)that enables highly efficient solar evaporation,salt collection,and water production from near-saturated brine with zero liquid discharge(ZLD).The 3GSR design facilitates energy recovery,radial brine transport,and directional salt crystallization,thereby resulting in an ultrahigh evaporation rate of 9.05 kg m^(-2) h^(-1)6 in 25 wt%brine under 1-sun illumina-tion for 48 h ***,the directional salt crystallization on its outer surface not only enlarges the evaporation area but also achieves an ultrahigh salt collection rate of 2.92 kg m^(-2) h^(-1),thus enabling ZLD ***,3GSR exhibits a record-high water production rate of 3.14 kg m^(-2) h^(-1) in an outdoor *** innovative solution offers a highly efficient and continuous solar desalination method for water production and ZLD brine treatment,which has great implications for addressing global water scarcity and environmental issues arising from brine disposal.

关键词： graphene aerogels graphene composites solar desalination solar-driven interfacial evaporation

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