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Long-read genome assemblies reveal a cis-regulatory landscape associated with phenotypic divergence in two sister Siniperca fish species

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Zoological Research 2023年第2期44卷 287-302页

作者： Guang-Xian Tu Xin-Shuang Zhang Rui-Run Jiang Long Zhang Cheng-Jun Lai Zhu-Yue Yan Yan-Rong Lv Shao-Ping Weng Li Zhang Jian-Guo He Muhua Wang State Key laboratory for Biocontrol School of Marine SciencesSun Yat-sen UniversityZhuhaiGuangdong 519000China china-asean belt and road joint laboratory on mariculture technology Southern Marine Science and Engineering Guangdong Laboratory(Zhuhai)ZhuhaiGuangdong 519000China Chinese Institute for Brain Research Beijing 102206China Guangdong Province Key laboratory for Aquatic Economic Animals School of Life SciencesSun Yat-sen UniversityGuangzhouGuangdong 510275China

Due to the difficulty in accurately identifying structural variants(SVs) across genomes,their impact on cisregulato ry diverge n ce of closely related species,especially fish,remains to be *** identified broad H3K4me3 domains are essential for the regulation of genes involved in several biological ***,the role of broad H3K4me3 domains in phenotypic divergence remains poorly *** chuatsi and *** are closely related but divergent in several phenotypic traits,making them an ideal model to study cis-regulatory evolution in sister ***,we generated chromosome-level genomes of *** and ***,with assembled genome sizes of 716.35 and740.54 Mb,*** evolutionary histories of *** and *** were studied by inferring dynamic changes in ancestral population *** explore the genetic basis of adaptation in *** and ***,we performed gene family expansion and contraction analysis and identified positively selected genes(PSGs).To investigate the role of SVs in cis-regulatory divergence of closely related fish species,we identified high-quality SVs as well as divergent H3K27ac and H3K4me3 domains in the genomes of *** and *** analysis revealed that cis-regulatory divergence caused by SVs played an essential role in phenotypic divergence between *** and ***,divergent broad H3K4me3 domains were mostly associated with cancer-related genes in *** and *** and contributed to their phenotypic divergence.

关键词： cis-regulatory divergence Structural variants H3K27ac Broad H3K4me3 Siniperca chuatsi Siniperca scherzeri

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Design of a double-layer high transmittance broadband graphene absorbing metamaterial

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Optoelectronics Letters 2022年第6期18卷 360-365页

作者： ZHAO Yajuan DONG Chunyu SANG Shuxiu DONG Jianyang XU Xiaoli WANG Yuexiang No.33 Research Institute of china Electronics technology Group Corporation Taiyuan 030006China china-Belarus joint laboratory for Electromagnetic Environmental Effects Belt and RoadTaiyuan 030006China

In this paper,an optically transparent broadband absorbing metamaterial is designed for electromagnetic protection and stealth for visible parts of *** on the coupling resonance loss of double-lay metamaterial structure,the new absorbing material realizes broadband *** on the photoelectric compatibility characteristics of graphene thin films,the new absorbing material realizes high transmittance *** measured results show that when the absorbing rate is higher than 90%,the bandwidth of the absorbing metamaterial is 7.95—18.65 GHz,covering X-band(7.95—12 GHz)and Ku-band(12—18.65 GHz),and the visible light transmittance is 85%.The design and preparation of new absorbing material can solve electromagnetic compatibility(EMC)design problems of high transmittance and *** can be widely used in observation windows of ships,aircraft and reconnaissance control vehicle,display terminal of the information system.

关键词： absorbing double compatibility

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Depression behaviors of N-thiourea-maleamic acid and its adsorption mechanism on galena in Mo-Pb flotation separation

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International Journal of Mining Science and technology 2022年第1期32卷 181-189页

作者： Liang Lu Wei Xiong Yangge Zhu Xingrong Zhang Yongxing Zheng State Key laboratory of Mineral Processing Beijing 102628China BGRIMM technology Group Beijing 102628China china-South Africa belt and road joint laboratory on Sustainable Exploration and Utilization of Mineral Resources Beijing 102628China State Key laboratory of Complex Nonferrous Metal Resources Clean Utilization Kunming 650093China

In present study,a novel organic depressant N-thiourea-maleamic acid(TMA)was synthesized and applied as a galena depressant in the flotation separation of Mo-Pb *** depression behaviors of TMA were tested through flotation experiments.A wider separation window for single minerals over 90.0%was obtained at 30.0 mg/L TMA,confirming that TMA could depress galena significantly,while effected molybdenite floatability *** effective separation was obtained for artificially mixed minerals and actual Mo-Pb *** adsorption mechanism on galena was revealed by UV-Vis spectra,zeta potential tests,Fourier transform infrared spectroscopy(FT-IR)analysis,contact angle tests and X-ray photoelectron spectroscopy(XPS)*** zeta potentials of galena became more negative and the contact angle of galena dropped from initial 74.36°to 57.8°with 30.0 mg/L TMA depressant,inferring that TMA had adsorbed on galena *** analysis results of UV-Vis spectra,FT-IR and XPS gave further evidence that TMA might chemisorb on galena surface via Pb sites on galena surface and the thiourea group in TMA molecular structure,while the carboxyl group played a role of hydrophilicity.

关键词： Molybdenite Galena TMA Separation Adsorption

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Accountable capability improvement based on interpretable capability evaluation using belief rule base

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Journal of Systems Engineering and Electronics 2024年第5期35卷 1231-1244页

作者： LI Xuan JIANG Jiang SUN Jianbin YU Haiyue CHANG Leilei College of Systems Engineering National University of Defense TechnologyChangsha 410073China china-Austria belt and road joint laboratory on Artificial Intelligence and Advanced Manufacturing Hangzhou Dianzi UniversityHangzhou 310018China

A new approach is proposed in this study for accountable capability improvement based on interpretable capability evaluation using the belief rule base(BRB).Firstly,a capability evaluation model is constructed and ***,the key sub-capabilities are identified by quantitatively calculating the contributions made by each sub-capability to the overall ***,the overall capability is improved by optimizing the identified key *** theoretical contributions of the proposed approach are as follows.(i)An interpretable capability evaluation model is constructed by employing BRB which can provide complete access to decision-makers.(ii)Key sub-capabilities are identified according to the quantitative contribution analysis results.(iii)Accountable capability improvement is carried out by only optimizing the identified key *** study results show that“Surveillance”,“Positioning”,and“Identification”are identified as key sub-capabilities with a summed contribution of 75.55%in an analytical and deducible fashion based on the interpretable capability evaluation *** a result,the overall capability is improved by optimizing only the identified key *** overall capability can be greatly improved from 59.20%to 81.80%with a minimum cost of ***,this paper also investigates how optimizing the BRB with more collected data would affect the evaluation results:only optimizing“Surveillance”and“Positioning”can also improve the overall capability to 81.34%with a cost of 370,which thus validates the efficiency of the proposed approach.

关键词： accountable capability improvement interpretable capability evaluation belief rule base(BRB).

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A novel high-strength Al-La-Mg-Mn alloy for selective laser melting

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Journal of Materials Science & technology 2023年第6期137卷 205-214页

作者： Xinkui Zhang Liejun Li Zhi Wang Hanlin Peng Jixiang Gao Zhengwu Peng Guangdong Key laboratory for Advanced Metallic Materials Processing South China University of TechnologyGuangzhou 510640China Guangdong Provincial Key laboratory of Advanced Welding technology China-Ukraine Belt and Road Joint Laboratory on Materials Joining and Advanced ManufacturingChina-Ukraine Institute of WeldingGuangdong Academy of SciencesGuangzhou 510650China Guangdong Polytechnic Normal University Guangzhou 510635China

Developing high-strength Al-(La,Ce)alloys for additive manufacturing(AM)would entail considerable economic *** this work,a novel near-eutectic Al-La alloy containing 5.50 wt.%Mg and 0.60 wt.%Mn was designed and fabricated via selective laser melting(SLM).Submicron Al_(11)La_(3)intermetallics with 3D continuous cellular-dendritic and granular morphologies were observed at the interior and boundary of the melt pool,***,these intermetallics are hierarchical and contained numerous Al_(6)Mn and Mg_(2)Si secondary *** as-fabricated alloy exhibited a tensile yield strength(YS)of 334 MPa and ultimate tensile strength(UTS)of 588 MPa at room temperature,which is the high-est UTS reported for Al-(La,Ce)alloys with an appreciable failure strain of∼6.4%.The 3D continuous cellular dendritic intermetallic and high Mg content afford significant strengthening and work harden-ing *** addition,the hierarchical feature of the intermetallics generated additional microcracks to coordinate the deformation.

关键词： Selective laser melting Al-La alloys 3D continuous structure Hierarchical precipitate High strength

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In-depth analysis of core-shell filaments in nonvolatile NbO_(x) memristive device as an artificial synapse for multifunctional bionic applications

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Science china(Technological Sciences) 2023年第12期66卷 3596-3603页

作者： JIANG Bei KE ShanWu TAO ZiPei JIN YaoYao MENG JiaHao SONG XingJuan XIAO YongYue JIANG Li WANG JinZhao CHEN Yong LI YueBin WEN Xin YE Cong School of Microelectronics Key Laboratory of Intelligent Sensing System and SecurityMinistry of EducationHubei UniversityWuhan 430062China belt and road joint laboratory on Measurement and Control technology Huazhong University of Science and TechnologyWuhan 430074China School of Science Hubei University of TechnologyWuhan 430068China Faculty of Chemical technology and Engineering West Pomeranian University of Technology in SzczecinSzczecin 71-065Poland

As a key building block of the biological cortex,synapses are powerful information processing units that enable highly complex nonlinear *** realization of artificial synapses with similar capabilities has important implications for building intelligent,neuromorphic ***,we demonstrate an artificial synapse based on NbO_(x) nonvolatile memristor to mimic multifunctional bionic applications such as nociceptor and associative *** experimental characterization with COMSOL simulation,the traditional resistance switching characteristics,which are the decisive factor for the synapse properties are in-depth *** can be proposed that the I-V characteristics of Pt/NbO_(x)/TiN memristor are governed by core-shell filaments consisting of the shell region of sub-stoichiometric Nb_(2)O_(5-δ)and the core of NbO_(2).On the basis of the core-shell filament model,it can be reasonably explained that Ohmic conduction and Poole-Frenkel conduction take turns to dominate the current flowing in the memristive device,leading to the zigzag evolution of current during the operation process of NbO_(x)-based *** simulations of synaptic plasticity,including long-term potentiation/depression(LTP/LTD),paired-pulse facilitation(PPF),and spike-timing-dependent plasticity(STDP),exhibiting that the NbO_(x) can be utilized for an artificial ***,bionic functions such as hyperalgesia and allodynia of a nociceptor and a series of associative learning behaviors in Pavlovian dog experiment are mimicked,illustrating that the Pt/NbO_(x)/TiN have great potential for highly simplified artificial neural network applications.

关键词： memristor core-shell filament synaptic plasticity nociceptor associative learning

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Lightweight Si_(3)N_(4)@SiO_(2) ceramic foam for thermal insulation and electromagnetic wave transparency

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Nano Research 2024年第5期17卷 4298-4306页

作者： Zongwei Tong Xiangjie Yan Yuexiang Wang Kexun Li Weihai Ma china-Blarus belt and road joint laboratory on Electromagnetic Environment Effect the 33rd Research Institute of ChinaElectronics Technology Group CorporationTaiyuan 030032China Key laboratory for Advanced Ceramics and Machining technology of Ministry of Education School of Material Science and EngineeringTianjin UniversityTianjin 300072China Department of Materials Science and Engineering Jinzhong UniversityJinzhong 030619China

Increasing porosity is one of the most direct ways to improve the thermal insulation and dielectric properties of *** now,many wet methods for preparing Si_(3)N_(4) ceramic foams usually face the problems of complex rheology,long period,and expensive cost,and the reported pore sizes of Si_(3)N_(4) ceramic foams are typically micron-grade,resulting in a lack of competitiveness in thermal insulation and wave-transparent *** this paper,the Si_(3)N_(4)@SiO_(2) ceramic foams were prepared using an efficient dry-method,which combined three processes of low temperature chemical vapor deposition(LTCVD),template,and isostatic *** method has the advantages of simple operation and short preparation period,and can realize near-net size molding and mass *** addition,the evolution mechanisms of honeycomb microstructure and composition of Si_(3)N_(4)@SiO_(2) ceramic foam during sintering were studied by chemical reaction *** as-prepared Si_(3)N_(4)@SiO_(2) ceramic foam possesses low density(0.377 g·cm^(-3)),high compressive strength(7.5 MPa),low thermal conductivity(0.0808 W·m^(-1)·K^(-1)),and excellent dielectric properties(ε<1.32,tanδ<0.009)in the frequency range of 8-18 GHz,and its maximum working temperature in air can reach up to 1100℃.It will be recommended to be applied in the interlayer of Si_(3)N_(4) ceramic radome to improve its thermal insulation and electromagnetic wave transparency performances.

关键词： silicon nitride ceramic foam honeycomb microstructure dielectric properties thermal insulation

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Hydrogel Fiber Actuators Prepared by Shell-Core Structure for High‑Performance Water/Light Dual Response

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Advanced Fiber Materials 2024年第6期6卷 1887-1897页

作者： Qianqian Wang Linping Zhang Yi Zhong Hong Xu Zhiping Mao Key Lab of Science and technology of Eco‑Textile Ministry of EducationCollege of Chemistry and Chemical EngineeringDonghua UniversityShanghai 201620China Shanghai belt and road joint laboratory of Textile Intelligent Manufacturing Innovation Center for Textile Science and TechnologyDonghua UniversityShanghai 201620China

Spiral fibers with high energy storage and high output efficiency are highly desirable for soft robots and ***,it is still a great challenge to achieve spiral fibers with excellent water actuation performance,structural stability,and high scalability in a low-cost strategy.A coaxial spiral structure is reported for the fabrication of high-performance fiber *** developed shell-core helical fiber actuators were based on alginate/poly(ethylene glycol)acrylate shell and alginate/GO core with green and excellent *** to the high water-absorbing-swelling capacity and energy storage of the shell,the prepared spiral fibers are characterized by fast response,high energy output,and good repeatability of *** the other hand,the core endows the spiral fibers with the additional features of strong force retention and photothermal *** shell-core spiral structure promotes the output efficiency of the twisted fiber actuator with a large rotation(2500°/cm),untwisting speed(2250 rpm),and recovery speed(2700 rpm).In addition,the tertiary spiral structure based on TAPG fibers exhibits excellent humidity and photothermal response *** application of fibers to smart textiles enables efficient human epidermal thermal management.

关键词： Hydrogel fibers Shell-core structure Rapid response Large recovery speed Water/light dual response

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Progress and Perspective of Antiviral Protective Material

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Advanced Fiber Materials 2020年第3期2卷 123-139页

作者： Jialiang Zhou Zexu Hu Fatemeh Zabihi Zhigang Chen Meifang Zhu State Key laboratory for Modification of Chemical Fibers and Polymer Materials Shanghai Belt and Road Joint Laboratory of Advanced Fiber and Low‑Dimension MaterialsCollege of Materials Science and EngineeringDonghua UniversityShanghai 201620China

Public health events caused by viruses pose a significant risk to humans *** December 2019 till now,the rampant novel 2019 coronavirus(SAR-CoV-2)has hugely impacted china and over *** a commendable means of protection,mask technology is relatively mature,though most of the masks cannot effectively resist the viral *** key material of the mask is a non-woven material,which makes the barrier of virus through *** to the lack of the ability to kill the viruses,masks are prone to cross-infection and become an additional source of infection after being *** the filteration and antiviral effects can be simultaneously integrated into the mask,it will be more effcient,work for a longer time and create less difficulty in *** mini-review presents the advances in antiviral materials,different mechanisms of their activity,and their potential applications in personal protective ***,the article addresses the future challenges and directions of mask technology.

关键词： Protective material Antiviral Fiber Nanotechnology

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Bioaccumulation and function analysis of glutathione S-transferase isoforms in Manila clam Ruditapes philippinarum exposed to different kinds of PAHs

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Journal of Environmental Sciences 2022年第2期34卷 129-139页

作者： Yueyao Zhou Linlin Yao Luqing Pan Hongdan Wang Key laboratory of mariculture Ministry of EducationOcean University of ChinaQingdao 266003China

This study analyzed the function of different glutathione S-transferase(GST)isoforms and detoxification metabolism responses in Manila clam,Ruditapes philippinarum,exposed to 4 kinds of polycyclic aromatic hydrocarbons(PAHs)single,and their mixtures for 15 days under laboratory conditions.13 kinds of GSTs in *** were classified,and the results of tissue distribution indicated that 12 kinds of GSTs(except GST sigma 3)expressed most in digestive *** detected the m RNA expression levels of aryl hydrocarbon receptor signaling pathway,and detoxification system in digestive glands of clams exposed to benzo[a]pyrene(Ba P),chrysene(CHR),benzo[a]anthracene(Ba A),benzo[b]fluoranthene(Bb F),and Ba P+CHR+Ba A+Bb F,*** these genes,we selected GST-sigma,GST-omega and GST-pi as potential indicators to Ba P;GST-sigma,GST-A and GST-rho to CHR;GST-pi,GST-sigma,GST-A,GST-rho and GST-microsomal to Ba A;GST-theta and GST-mu to Bb F;while GST-pi and GST-mu to the mixture of Ba P,CHR,Ba A and Bb ***,the bioaccumulation of PAHs in tissues increased remarkably over time,and showed an obvious *** the same concentration,the bioaccumulation in single exposure group was higher than that in mixture group,and the bioaccumulation of PAHs in tissues with different concentrations of stress was *** results revealed the metabolic differences and bioaccumulation rules in clams exposed to four kinds of PAHs,and provided more valuable information for the PAHs risk assessment.

关键词： Ruditapes philippinarum PAHs bioaccumulation Glutathione S-transferase function analysis

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