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A chromosome-scale reference genome of Lobularia maritima,an ornamental plant with high stress tolerance

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Horticulture Research 2020年第1期7卷 105-116页

作者： Li Huang Yazhen Ma Jiebei Jiang Ting Li wenjie yang Lei Zhang Lei Wu Landi Feng Zhenxiang Xi Xiaoting Xu Jianquan Liu Quanjun Hu Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education College of Life SciencesSichuan University610065 ChengduChina State Key Laboratory of Grassland Agro-Ecosystem Institute of Innovation EcologyLanzhou UniversityLanzhouChina

Lobularia maritima(L.)*** an ornamental plant cultivated across the *** belongs to the family Brassicaceae and can tolerate dry,poor and contaminated ***,we present a chromosome-scale,high-quality genome assembly of *** based on integrated approaches combining Illumina short reads and Hi–C chromosome conformation *** genome was assembled into 12 pseudochromosomes with a 197.70 Mb length,and it includes 25,813 protein-coding *** 41.94%of the genome consists of repetitive sequences,with abundant long terminal repeat transposable *** genomic analysis confirmed that *** underwent a species-specific whole-genome duplication(WGD)event~22.99 million years *** identified~1900 species-specific genes,25 expanded gene families,and 50 positively selected genes in *** annotations of these genes indicated that they are mainly related to stress *** results provide new insights into the stress tolerance of ***,and this genomic resource will be valuable for further genetic improvement of this important ornamental plant.

关键词： maritima habitat stress

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多能联盟低碳运营决策方法研究框架与展望

电测与仪表 2024年第3期61卷 10-19页

作者：崔勇韩一春郑谦国海杨文杰刘宗飞三峡大学电气与新能源学院湖北宜昌443002 安徽科技学院管理学院安徽蚌埠233030 宁夏理工学院电气信息工程学院宁夏石嘴山753000 安徽科技学院电气与电子工程学院安徽蚌埠233030

在多能互补运营方式基础上考虑各主体合作稳定性,进一步提出由风电、光伏、水电、火电构成的多能联盟运营模式,并通过知识图谱方法对多能联盟相关研究进行关键词共现及发展脉络分析,探讨该领域研究热点及不足之处。构建多能联盟低碳运... 详细信息

在多能互补运营方式基础上考虑各主体合作稳定性,进一步提出由风电、光伏、水电、火电构成的多能联盟运营模式,并通过知识图谱方法对多能联盟相关研究进行关键词共现及发展脉络分析,探讨该领域研究热点及不足之处。构建多能联盟低碳运营决策方法研究框架,总体包括三部分,一是基于各主体信息对称,设计联盟内碳配共享机制,约束火电碳排放并提升联盟参与电-碳-绿证市场的交易份额,获得规模性低碳经济收益;二是联盟以综合收益最大为目标进行电-碳-绿证协同优化运营,并考虑各主体收益分配均衡性,分析主体对联盟收益多重贡献因素,改进基于shapley值的收益分配方法,提升各能源合作运营稳定性,实现联盟多能源互补高效运营;三是基于DEA建立多能联盟低碳运营决策方法,通过联盟运营效率指标变化规律,制定多能源调度优化策略。该研究可实现以合作利益最大化驱动各主体参与联盟运营,为新型电力系统低碳优化运营研究提供理论参考。

关键词：碳配额多能联盟改进shapley值法低碳运营决策

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健脾消渴方改善2型糖尿病大鼠药效学研究

辽宁中医药大学学报 2024年第9期26卷 32-37页

作者：邓龙飞顾晶晶黄珍祯王骏姚静雯潘菊香杨文杰上海市浦东新区中医医院上海200120 上海中医药大学科技实验中心上海200120

目的评价健脾消渴方对2型糖尿病大鼠的药效,并探讨其可能的作用机制。方法40只SD大鼠随机分为正常对照组、模型对照组、健脾消渴方组及盐酸二甲双胍组,每组10只,STZ+高脂饮食建立2型糖尿病大鼠模型,给予相应药物,持续4周。实验结束后取... 详细信息

目的评价健脾消渴方对2型糖尿病大鼠的药效,并探讨其可能的作用机制。方法40只SD大鼠随机分为正常对照组、模型对照组、健脾消渴方组及盐酸二甲双胍组,每组10只,STZ+高脂饮食建立2型糖尿病大鼠模型,给予相应药物,持续4周。实验结束后取材,考察大鼠空腹血糖变化情况;ELISA法检测大鼠血清中白细胞介素-1(interleukin-1β,IL-1β)、白细胞介素-10(interleukin-10,IL-10)、肿瘤坏死因子-α(tumor necrosis factor-α,TNF-α)、D-氨基酸氧化酶(D-amino acid oxidase,DAO)、D-乳酸含量;考察血清血脂四项[甘油三酯(triglycerides,TG)、总胆固醇(total cholesterol,TC)、高密度脂蛋白胆固醇(high density lipoprotein cholesterol,HDL-C)、低密度脂蛋白胆固醇(low-density lipoprotein cholesterol,LDL-C)]含量;HE染色法观察各组大鼠胰腺及回肠的组织形态学改变;免疫荧光法检测大鼠回肠L细胞的免疫荧光法检测大鼠回肠L细胞的胰高糖素样肽-1(glucagon-like peptide-1,GLP-1)阳性表达;Western blotting法检测大鼠结肠组织中紧密连接蛋白(occludin)、闭锁小带蛋白-1(zonula occludens-1,ZO-1)、黏蛋白2(Muc2)蛋白相对表达。结果健脾消渴方可有效降低2型糖尿病大鼠的空腹血糖,下调血清中IL-1β、TNF-α含量,上调IL-10含量,抑制DAO、D-乳酸含量;同时,显著性下调TG、TC、LDL-C含量,但在提高HDL-C含量方面上仅具有趋势性;此外,健脾消渴方可改善大鼠胰腺及回肠损伤,提高GLP-1阳性表达,并有效降低2型糖尿病大鼠结肠occludin、ZO-1、Muc2蛋白相对表达。结论健脾消渴方对2型糖尿病大鼠具有较好的治疗效果,其作用可能与改善血清炎症、调节血脂,减轻肠道功能损伤,改善肠道屏障通透性与保护肠道屏障生理结构等作用有关。

关键词：健脾消渴方 2型糖尿病炎症药效学

Reconfigurable logic and in-sensor encryption operations in an asymmetrically tunable van der Waals heterostructure

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Nano Research 2024年第4期17卷 3113-3119页

作者： Fan Gong wenjie Deng Yi Wu Fengming Liu Yihao Guo Zelin Che Jingjie Li Jingzhen Li yang Chai Yongzhe Zhang Key Laboratory of Optoelectronics Technology of Education Ministry of China Faculty of Information TechnologyBeijing University of TechnologyBeijing 100124China Key Laboratory of Advanced Functional Materials Ministry of EducationFaculty of Materials and ManufacturingBeijing University of TechnologyBeijing 100124China Department of Applied Physics Hong Kong Polytechnic UniversityKowloonHong KongChina

Reconfigurable devices can be used to achieve multiple logic operation and intelligent optical sensing with low power consumption,which is promising candidates for new generation electronic and optoelectronic integrated ***,the versatility is still limited and need to be extended by the device architectures ***,we report an asymmetrically gate two-dimensional(2D)van der Waals heterostructure with hybrid dielectric layer SiO_(2)/hexagonal boron nitride(h-BN),which enable rich function including reconfigurable logic operation and in-sensor information encryption enabled by both volatile and non-volatile optoelectrical *** the partial gate is grounded,the non-volatile light assisted electrostatic doping endowed partially reconfigurable doping between n-type and p-type,which allow the switching of logic XOR and not implication(NIMP).When the global gate is grounded,additionally taking the optical signal as another input signal,logic AND and OR is realized by combined regulation of the light and localized gate *** on the high on/off current ratio approaching 105 and reliable&switchable logic gate,in-sensor information encryption and decryption is demonstrated by manipulating the logic ***,these results provide strong extension for current reconfigurable electronic and optoelectronic devices.

关键词： in-sensor encryption reconfigurable logic van der Waals heterostructure asymmetrical tunable architecture

Tuning interfacial charge transfer for efficient visible-light-driven photodegradation and simultaneous H_(2)evolution

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Journal of Materials Science & Technology 2024年第1期168卷 35-49页

作者： Zhiyang Li Yaogang Chen Yinghe Zhang Wei Ai Qian Lei Tingjun Yao Dan Zhong wenjie Liu Wenbiao Jin Lei yang State Key Laboratory of Urban Water Resource and Environment Shenzhen Key Laboratory of Organic Pollution Prevention and ControlSchool of Civil and Environmental EngineeringHarbin Institute of Technology ShenzhenShenzhen 518055China Key Laboratory of Northwest Water Resources Environment and EcologyMinistry of EducationSchool of Environmental and Municipal EngineeringXi’an University of Architecture and TechnologyXi’an 710055China CNAS Accredited Test Center Guangdong Engineering Technology Research Center of Air PurificationHealthlead Co.Ltd.Shenzhen 518055China School of Science Harbin Institute of Technology ShenzhenShenzhen 518055China

The edge-graphitized carbon nitride(C_(3)N_(4)-C g)was prepared by secondary pyrolysis to construct ZnO/C_(3)N_(4)-C g(ZCN)type-Ⅱheterojunction photocatalyst via a facile sonication dispersion method,which achieved∼7.04-fold and∼18.3-fold enhanced visible-light-driven photocatalytic performance for refrac-tory micropollutant removal and simultaneous hydrogen(H_(2))evolution respectively compared to con-ventional ZnO/g-C_(3)N_(4)Step-scheme *** apparent quantum efficiency of the ZCN_(0.4)het-erojunction reaches 0.92%(λ=420 nm).Such excellent performance stems from that the edge-graphene moieties stitched onto the interface of heterojunction extend light absorption to the full visible spec-trum,meanwhile,the built-in electric field generated during Fermi level alignment accompanying fa-vorable band-bending structure provides an effective pathway for the rapid migration of photoinduced electrons via the edge graphene channel to improve interfacial charge separation ***,the midgap states introduced in ZCN heterojunction could temporarily retain photoexcited electrons to effectively inhibit the in situ carrier recombination for improved photocatalytic H_(2)***,ZCN/peroxymonosulfate system exhibited excellent anti-interference performance against complex water bodies under visible illumination due to the synergistic effect between the co-existing anions and organic ***,the eco-friendly nature of the ZCN/peroxymonosulfate system showed no biotoxicity of reaction filtrate on cell proliferation after treatment,which avoided secondary ***-ering the outstanding performance in photocatalysis,the ZCN system exhibits broad potential for practical applications in water pollution control and green energy production.

关键词： ZnO C_(3)N_(4)-C g Heterojunction Photodegradation Hydrogen evolution

Nrf2-mediated ferroptosis of spermatogenic cells involved in male reproductive toxicity induced by polystyrene nanoplastics in mice

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Journal of Zhejiang University-Science B(Biomedicine & Biotechnology) 2024年第4期25卷 307-323页

作者： Xufeng FU Hang HAN Hong yang Bo XU wenjie DAI Ling LIU Tiantian HE Xing DU Xiuying PEI Key Laboratory of Fertility Preservation and Maintenance of Ministry of Education School of Basic Medical SciencesNingxia Medical UniversityYinchuan 750004China Key Laboratory of Reproduction and Genetics in Ningxia Ningxia Medical UniversityYinchuan 750004China

Microplastics(MPs)and nanoplastics(NPs)have become hazardous materials due to the massive amount of plastic waste and disposable masks,but their specific health effects remain *** this study,fluorescence-labeled polystyrene NPs(PS-NPs)were injected into the circulatory systems of mice to determine the distribution and potential toxic effects of NPs in ***,whole-body imaging found that PS-NPs accumulated in the testes of ***,the toxic effects of PS-NPs on the reproduction systems and the spermatocytes cell line of male mice,and their mechanisms,were *** oral exposure to PS-NPs,their spermatogenesis was affected and the spermatogenic cells were *** spermatocyte cell line GC-2 was exposed to PS-NPs and analyzed using RNA sequencing(RNA-seq)to determine the toxic mechanisms;a ferroptosis pathway was found after PS-NP *** phenomena and indicators of ferroptosis were then determined and verified by ferroptosis inhibitor ferrostatin-1(Fer-1),and it was also found that nuclear factor erythroid 2-related factor 2(Nrf2)played an important role in spermatogenic cell ferroptosis induced by ***,it was confirmed in vivo that this mechanism of Nrf2 played a protective role in PS-NPs-induced male reproductive *** study demonstrated that PS-NPs induce male reproductive dysfunction in mice by causing spermatogenic cell ferroptosis dependent on Nrf2.

关键词： Polvstyrene nanoplastics(PS-NPs) Reproductive toxicity Ferroptosis Nuclear factor ervthroid 2-related factor 2(Nrf2)

Self-separation ionic liquid catalyst for the highly effective conversion of H2S by α,β-unsaturated carboxylate esters under mild conditions

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Green Energy & Environment 2024年第9期9卷 1440-1448页

作者： wenjie Xiong Xiaomin Zhang Xingbang Hu Youting Wu Key Laboratory of Mesoscopic Chemistry of MOE School of Chemistry and Chemical Engineering Nanjing University The Institute of Green Chemistry and Engineering School of Chemistry and Chemical Engineering Nanjing University

The deep-processing utility of pure hydrogen sulfide （H2S） is a significant direction in natural gas chemical ***,a brand-new strategy of H2S conversion by a,β-unsaturated carboxylate esters into thiols or thioethers using task-specific carboxylate ionic liquids （ILs） as catalyst has been developed,firstly accomplishing the phase separation of product and catalyst without introducing the third *** can be considered as a cascade reaction in which the product selectivity can be controlled by adjusting the molar ratio of H2S to a,β-unsaturated carboxylate ***,the effects of ILs with different anions and cations,intermittent feeding operations,as well as pressure-time kinetic behaviors on cascade reaction were ***,the proposed interaction mechanism of H2S conversion using butyl acrylate catalyzed by[Emim][Ac]was revealed by DFT-based theoretical *** approach enables the self-phase separation promotion of catalyst and product and achieves 99%quantitative conversion under mild conditions in the absence of solvent,making the entire process ecologically ***-efficiency reaction activity can still be maintained after ten cycles of the ***,the good results,combined with its simplicity of operation and the high recyclability of the catalyst,make this green method environmentally friendly and *** is anticipated that this self-separation method mediated by task-specific ILs will provide a feasible strategy for H2S utilization,which will guide its application on an industrial scale.

关键词： Ionic liquid Cascade reaction Self-separation H 2 S conversion Catalysis

Allosterically activating SHP2 by oleanolic acid inhibits STAT3-Th17 axis for ameliorating colitis

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Acta Pharmaceutica Sinica B 2024年第6期14卷 2598-2612页

作者： Jinbo Hu Wen Liu Yi Zou Chenyang Jiao Jiazhen Zhu Qiang Xu Jianjun Zou yang Sun wenjie Guo State Key Laboratory of Pharmaceutical Biotechnology Nanjing Drum Tower HospitalSchool of Life SciencesNanjing UniversityNanjing 210093China Department of Clinical Pharmacology Nanjing First HospitalNanjing Medical UniversityNanjing 210006China Jiangsu Key Laboratory of New Drug Research and Clinical Pharmacy Xuzhou Medical UniversityXuzhou 221004China

Src homology 2 domain-containing tyrosine phosphatase 2(SHP2)is an essential tyrosine phosphatase that is pivotal in regulating various cellular signaling pathways such as cell growth,differentiation,and *** activation of SHP2 has been shown to have a therapeutic effect in colitis and Parkinson's ***,the identification of SHP2 activators and a complete understanding of their mechanism is *** used a two-step screening assay to determine a novel allosteric activator of SHP2 that stabilizes it in an open *** acid was identified as a suitable *** binding to R362,K364,and K366 in the active center of the PTP domain,oleanolic acid maintained the active open state of SHP2,which facilitated the binding between SHP2 and its *** oleanolic acid-activated SHP2 hindered Th17 differentiation by disturbing the interaction between STAT3 and IL-6Rαand inhibiting the activation of ***,via the activation of SHP2 and subsequent attenuation of the STAT3-Th17 axis,oleanolic acid effectively mitigated colitis in *** protective effect was abrogated by SHP2 knockout or administration of the SHP2 inhibitor *** findings underscore the potential of oleanolic acid as a promising therapeutic agent for treating inflammatory bowel diseases.

关键词： Oleanolic acid SHP2 STAT3 Th17 Colitis Allosteric activator

Regulating intramolecular hydrogen bonds of p-phenylenediimidazole-based small-molecule compounds towards the enhanced lithium storage capacity

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Journal of Energy Chemistry 2024年第9期96卷 406-413页

作者： Liping Zheng Bei Wang Jianze Zhang wenjie Zhou Jiayi Ren Huige Ma Rui Li Chengming Li Mingjun Hu Jun yang Institute for Advanced Materials and Technology University of Science and Technology BeijingBeijing 100083China Beijing Institute of Nanoenergy and Nanosystems Chinese Academy of SciencesBeijing 101400China College of Chemistry Nankai UniversityTianjin 300071China School of Materials Science and Engineering Beihang UniversityBeijing 100191China ShenSi Lab Shenzhen Institute for Advanced StudyUniversity of Electronic Science and Technology of ChinaShenzhen 518110GuangdongChina

The use of redox-active organic electrode materials in energy storage is restricted due to their inferior solvent resistance,abysmal conductivity,and the resultant low practical *** address these issues,a class of bipolar p-phenylenediimidazole-based small-molecule compounds are designed and ***π-conjugated backbone of these small molecules allows for electron delocalization on a big conjugation plane,endowing them with good conductivity and reaction ***,when the para-positions of phenylene are occupied by hydroxyl groups,as-formed intramolecular hydrogen bonds(N-H...O)between phenolic hydroxyl groups and the–NH groups of imidazole rings further enhance the structural planarity,resulting in higherπ-conjugation degree and better conductivity,and thus higher utilization of active sites and electrode capacity,proved by both experimental results and theoretical *** optimized composite electrode DBNQ@rGO-45 shows a high specific capacity(∼308 mA h g^(−1)at 100 mA g^(−1))and a long cycling stability(112.9 mA h g^(−1)after 6000 cycles at 2000 mA g^(−1)).The significantly better electrochemical properties for hydroxyl group-containing compounds than those without hydroxyl groups attributed to intramolecular hydrogen bond-induced conjugation enhancement will inspire the structure design of organic electrodes for better energy storage.

关键词： Bipolar P-phenylenedimidazole Intramolecular hydrogenbonds Planarity and conjugationd egree High capacity