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Integration of HiBiT into enteroviruses:A universal tool for advancing enterovirus virology research

Virologica Sinica 2024年第3期39卷 422-433页

作者： Rui Yu Xiaohong Li Peng Zhang Minghao Xu Jitong Zhao Jingjing Yan Chenli Qiu Jiayi Shu Shuo Zhang Miaomiao Kang Xiaoyan Zhang Jianqing Xu Shuye Zhang School of Medicine Shanghai UniversityShanghai200444China Clinical center for Biotherapy Zhongshan HospitalFudan UniversityShanghai200433China Guangzhou Institutes of biomedicine and Health The Chinese Academy of SciencesGuangzhou510530China Institutes of Biomedical Sciences Fudan UniversityShanghai200032China shanghai Geriatric Medical center Shanghai201104China Clinical center for Biotherapy Zhongshan Hospital/Zhongshan Hospital(Xiamen)Fudan University361015China shanghai Public Health Clinical center Fudan UniversityShanghai201508China

The utilization of enteroviruses engineered with reporter genes serves as a valuable tool for advancing our understanding of enterovirus biology and its applications,enabling the development of effective therapeutic and preventive *** this study,our initial attempts to introduce a NanoLuc luciferase(NLuc)reporter gene into recombinant enteroviruses were unsuccessful in rescuing viable *** hypothesized that the size of the inserted tag might be a determining factor in the rescue of the ***,we inserted the 11-amino-acid HiBiT tag into the genomes of enterovirus A71(EV-A71),coxsackievirus A10(CVA10),coxsackievirus A7(CVA7),coxsackievirus A16(CVA16),namely EV-A71-HiBiT,CVA16-HiBiT,CVA10-HiBiT,CVA7-HiBiT,and observed that the HiBiT-tagged viruses exhibited remarkably high rescue ***,the HiBiT-tagged enteroviruses displayed comparable characteristics to the wild-type viruses.A direct comparison between CVA16-NLuc and CVA16-HiBiT recombinant viruses revealed that the tiny HiBiT insertion had minimal impact on virus infectivity and replication ***,these HiBiT-tagged enteroviruses demonstrated high genetic stability in different cell lines over multiple *** addition,the HiBiT-tagged viruses were successfully tested in antiviral drug assays,and the sensitivity of the viruses to drugs was not affected by the HiBiT ***,our findings provide definitive evidence that the integration of HiBiT into enteroviruses presents a universal,convenient,and invaluable method for advancing research in the realm of enterovirus ***,HiBiT-tagged enteroviruses exhibit great potential for diverse applications,including the development of antivirals and the elucidation of viral infection mechanisms.

关键词： Enterovirus Infectious clones Reporter genes Luciferase Drug screening

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Organic heterojunction synaptic device with ultra high recognition rate for neuromorphic computing

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Nano Research 2024年第6期17卷 5614-5620页

作者： Xuemeng Hu Jialin Meng Tianyang Feng Tianyu Wang Hao Zhu Qingqing Sun David Wei Zhang Lin Chen School of Microelectronics State Key Laboratory of Integrated Chips and SystemsFudan UniversityShanghai 200433China National Integrated Circuit Innovation center Shanghai 201203China

Traditional computing structures are blocked by the von Neumann bottleneck,and neuromorphic computing devices inspired by the human brain which integrate storage and computation have received more and more ***,a flexible organic device with 2,7-dioctyl[1]benzothieno[3,2-b][1]benzothiophene(C8-BTBT)and 2,9-didecyldinaphtho[2,3-b:2′,3′-f]thieno[3,2-b]thiophene(C10-DNTT)heterostructural channel having excellent synaptic behaviors was fabricated on muscovite(MICA)substrate,which has a memory window greater than 20 *** device shows better electrical characteristics than organic field effect transistors with single organic semiconductor ***,the device simulates organism synaptic behaviors successfully,such as paired-pulse facilitation(PPF),long-term potentiation/depression(LTP/LTD)process,and transition from short-term memory(STM)to long-term memory(LTM)by optical and electrical ***,the neuromorphic computing function was verified using the Modified National Institute of Standards and Technology(MNIST)pattern recognition,with a recognition rate nearly 100%without *** research proposes a flexible organic heterojunction with the ultra-high recognition rate in MNIST pattern recognition and provides the possibility for future flexible wearable neuromorphic computing devices.

关键词： organic heterojunction neuromorphic computing synapse behaviors optical modulation Modified National Institute of Standards and Technology(MNIST)pattern recognition

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Hsa_circ_0007099 and PIP4K2A coexpressed in diffuse large B-cell lymphoma with clinical significance

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Genes & Diseases 2024年第4期11卷 98-101页

作者： Jinghan Wang Xin Ku Qiuling Ma Haikuo Li Sujuan Huang Liping Mao Fang Yu Jie Jin Wei Yan Department of Hematology The First Affiliated HospitalZhejiang University School of MedicineHangzhouZhejiang 310003China Key Laboratory of Hematologic Malignancies Diagnosis and TreatmentHangzhouZhejiang 310003China Zhejiang Provincial Clinical Research center for Hematologic Diseases HangzhouZhejiang 310003China Cancer center Zhejiang UniversityHangzhouZhejiang 310003China shanghai center for systems biomedicine Key Laboratory of Systems Biomedicine(Ministry of Education)Shanghai JiaoTong UniversityShanghai 200240China The Second School of Clinical Medicine Henan University of Chinese MedicineZhengzhouHenan 450046China Department of Pathology The First Affiliated HospitalZhejiang University School of MedicineHangzhouZhejiang 310003China

Diffuse large B-cell lymphoma(DLBCL)is the most common subtype of B-cell lymphoma in adult *** to the clinical and molecular heterogeneity of DLBCL patients,robust biomarkers in clinical practice are still ***,the int... 详细信息

关键词： clinical lymphoma patients

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SETD2 in cancer:functions,molecular mechanisms,and therapeutic regimens

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Cancer Biology & Medicine 2024年第9期21卷 725-730页

作者： Yawen Weng Jing Xue Ningning Niu State Key Laboratory of systems Medicine for Cancer Stem Cell Research CenterRen Ji HospitalShanghai Cancer InstituteShanghai Jiao Tong University School of MedicineShanghai 200127China

In recent years,the histone methyltransferase SET domain containing 2(SETD2)has garnered significant attention for its involvement in *** we aim to summarize the research advances regarding SETD2 in tumors,elucidate the role in global epigenetic regulation,highlight potential therapeutic regimens for patients with SETD2 deficiency,and outline future research directions.

关键词： SETD2 regimen therapeutic

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Analog spatiotemporal feature extraction for cognitive radio-frequency sensing with integrated photonics

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Light(Science & Applications) 2024年第3期13卷 478-487页

作者： Shaofu Xu Binshuo Liu Sicheng Yi Jing Wang Weiwen Zou State Key Laboratory of Advanced Optical Communication systems and Networks Intelligent Microwave Lightwave Integration Innovation Center(imLic)Department of Electronic EngineeringShanghai Jiao Tong UniversityShanghaiChina

Analog feature extraction(AFE)is an appealing strategy for low-latency and efficient cognitive sensing systems since key features are much sparser than the Nyquist-sampled ***,applying AFE to broadband radio-frequency(RF)scenarios is challenging due to the bandwidth and programmability bottlenecks of analog electronic ***,we introduce a photonics-based scheme that extracts spatiotemporal features from broadband RF signals in the analog *** feature extractor structure inspired by convolutional neural networks is implemented on integrated photonic circuits to process RF signals from multiple antennas,extracting valid features from both temporal and spatial *** of the tunability of the photonic devices,the photonic spatiotemporal feature extractor is trainable,which enhances the validity of the extracted ***,a digital-analog-hybrid transfer learning method is proposed for the effective and low-cost training of the photonic feature *** validate our scheme,we demonstrate a radar target recognition task with a 4-GHz instantaneous *** results indicate that the photonic analog feature extractor tackles broadband RF signals and reduces the sampling rate of analog-to-digital converters to 1/4 of the Nyquist sampling while maintaining a high target recognition accuracy of 97.5%.Our scheme offers a promising path for exploiting the AFE strategy in the realm of cognitive RF sensing,with the potential to contribute to the efficient signal processing involved in applications such as autonomous driving,robotics,and smart factories.

关键词： scheme driving smart

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Artificial optical microfingerprints for advanced anticounterfeiting

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Nano Research 2024年第5期17卷 4371-4378页

作者： Xueke Pang Qiang Zhang Jingyang Wang Xin Jiang Menglin Wu Mingyue Cui Zhixia Feng Wenxin Xu Bin Song Yao He Suzhou Key Laboratory of Nanotechnology and biomedicine Institute of Functional Nano&Soft Materials&Collaborative Innovation Center of Suzhou Nano Science and Technology(NANO-CIC)Soochow UniversitySuzhou 215123China School of Sensing Science and Engineering Shanghai Engineering Research Center for Intelligent Diagnosis and Treatment InstrumentSchool of Electronic Information and Electrical EngineeringShanghai Jiao Tong UniversityShanghai 200240China

Artificial optical microfingerprints,known as physically unclonable functions(PUFs)offer a groundbreaking approach for ***,these PUFs artificial optical microfingerprints suffer from a limited number of challenge-response pairs,making them vulnerable to machine learning(ML)attacks when additional error-correcting units are *** study presents a pioneering demonstration of artificial optical microfingerprints that combine the advantages of PUFs,a large encoding capacity algorithm,and reliable deep learning authentication against ML *** approach utilizes the triple-mode PUFs,incorporating bright-field,multicolor fluorescence wrinkles,and the topography of surface enhanced Raman scattering in the mechanical and optical ***,the quaternary encoding of these PUFs artificial microfingerprints allows for an encoding capacity of 6.43×10^(24082) and achieves 100%deep learning recognition ***,the PUFs artificial optical microfingerprints exhibit high resilience against ML attacks,facilitated by generative adversarial networks(GAN)(with mean prediction accuracy of~85.0%).The results of this study highlight the potential of utilizing up to three PUFs in conjunction with a GAN training system,paving the way for achieving encoded information that remains resilient to ML attacks.

关键词： artificial microfingerprints physically unclonable functions deep learning anti-counterfeiting

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Photoexcitation of Dihydroquinazolinone Anionic Compounds:Difluoroalkylarylation and Difluoroalkylamination of Alkenes

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CCS Chemistry 2024年第10期6卷 2549-2559页

作者： Jian-Xiong Yang Jia-Qing Hu Qi Wen Jie Xu Yan Zhang Heng Jiang School of Chemistry and Chemical Engineering Chemistry and Biomedicine Innovation Center(Chem BIC)Nanjing UniversityNanjing 210023 shanghai Key Laboratory for Molecular Engineering of Chiral Drugs Shanghai Frontiers Science Center of Drug Target Identification and DeliverySchool of Pharmaceutical SciencesShanghai Jiao Tong UniversityShanghai 200240

The direct excitation of dihydroquinazolinone(DHQ)anions by visible light has been demonstrated by photophysical *** excited-state DHQ anion serves as both a potent reductant and a radical precursor in a redox neutral radical cascade,circumventing the use of an external photoredox *** gem-difluoroalkyl radicals(CF_(2)H and CF_(2)R)are produced from the excited-state DHQ anions,leading to the first example of intermolecular 1,2-difluoroalkylarylation(CF_(2)H-and CF_(2)R-arylation)of alkenes in overall redox-neutral ***,1,2-difluoroalkylamination of styrenes has also been realized,offering a practical pathway for the preparation of diverseβ-CF_(2)H *** general and efficient strategy for the generation of CF_(2)H and CF_(2)R radicals exhibits great potential for applications in drug discovery.

关键词： excited state anion difluoromethyl radical difluoromethylation photochemistry radical chemistry

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On-chip source-device-independent quantum random number generator

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Photonics Research 2024年第7期12卷 1379-1394页

作者： LANG LI MINGLU CAI TAO WANG ZICONG TAN PENG HUANG KAN WU GUIHUA ZENG State Key Laboratory of Advanced Optical Communication systems and Networks Shanghai Jiao Tong UniversityShanghai 200240China Institute of Quantum Sensing and Information Processing School of Sensing Science and EngineeringShanghai Jiao Tong UniversityShanghai 200240China shanghai Research center for Quantum Sciences Hefei National LaboratoryShanghai 201315China shanghai Xun Tai Quantech Co. Ltd.Shanghai 200241China

Quantum resources offer intrinsic randomness that is valuable for applications such as cryptography, scientific simulation, and computing. Silicon-based photonics chips present an excellent platform for the cost-effective deployment of next-generation quantum systems on a large scale, even at room temperature. Nevertheless,the potential susceptibility of these chips to hacker control poses a challenge in ensuring security for on-chip quantum random number generation, which is crucial for enabling extensive utilization of quantum resources.

关键词： temperature quantum random

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Global Stability to Steady Supersonic Rayleigh Flows in One-Dimensional Duct

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Chinese Annals of Mathematics,Series B 2024年第2期45卷 279-296页

作者： Fenglun WEI Jianli LIU Department of Mathematics Shanghai University Newtouch center for Mathematics of shanghai University

Heat exchange plays an important role in hydrodynamical systems,which is an interesting topic in theory and *** this paper,the authors consider the global stability of steady supersonic Rayleigh flows for the one-dimensional compressible Euler equations with heat exchange,under the small perturbations of initial and boundary conditions in a finite rectilinear duct.

关键词： Compressible Euler equations Heat exchange Supersonic Rayleigh fow Steady solution Classical solution

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Establishment and transcriptome analysis of single blastomerederived cell lines from zebrafish

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Journal of Genetics and Genomics 2024年第9期51卷 957-969页

作者： Jia Xu Siqi Liu Yirui Ai Yunbin Zhang Shifeng Li Yiping Li Key Laboratory of Multi-Cell systems Shanghai Key Laboratory of Molecular AndrologyShanghai Institute of Biochemistry and Cell BiologyCenter for Excellence in Molecular Cell ScienceUniversity of Chinese Academy of SciencesChinese Academy of SciencesShanghai 200031China

Maintaining chromosome euploidy in zebrafish embryonic cells is challenging because of the degradation of genomic integrity during cell *** this study,we report the derivation of zebrafish cell lines from single *** cell lines have a stable chromosome status attributed to BMP4 and exhibit continuous proliferation in *** zebrafish cell lines are successfully established from single ***-cell transcriptome sequencing analysis confirms the fidelity of gene expression profiles throughout long-term culturing of at least 45 *** long-term cultured cells are specialized into epithelial cells,exhibiting similar expression patterns validated by integrative transcriptomic ***,this work provides a protocol for establishing zebrafish cell lines from single blastomeres,which can serve as valuable tools for in vitro investigations of epithelial cell dynamics in terms of lifeedeath balance and cell fate determination during normal homeostasis.

关键词： Zebrafish Single embryo Cell lines Sngle-cell RNA sequencing(scRNA-Seq) Embryonic epidermis Epithelium

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