Suggested Topics within your search.
Suggested Topics within your search.
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1601
A programmable platelet theranostic platform for adaptive multi-stage delivery and synergistic immunotherapy in atherosclerosis
Published 2025-07-01“…Upon entering the reactive oxygen species-rich microenvironment, the platform disintegrates into ultra-small protein blocks, facilitating plaque penetration and selective macrophage internalization. …”
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1602
Research on active advance support technology of mining roadway under hard roof condition
Published 2025-07-01“…Abstract Considering the implementation of passive support in advanced sections of mining roadways, which is associated with consumption of manpower and material resources and an increase in safety risk during working face advancement, with 360,608 mining area of Xinji No. 1 Coal Mine selected as contextual foundation of engineering project, a mechanical model of key roof block caving based on broken structure is established, the advanced support strength of roadway roof is determined, the roadway support design is optimised, and the feasibility of support scheme is verified via theoretical analysis, computational modeling, and on-site monitoring. …”
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1603
Spectrum‐sensing algorithm based on graph feature fusion
Published 2024-12-01“…The sum of the first and second block maxima of the power spectrum of the observed signal is selected as the input to the graph converter. …”
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1604
Planning Educational Content in School Curriculum Documents: Examples of current practice from pre-schools in the Czech Republic and Slovakia
Published 2020-12-01“…The research focused on approaches to designing integrated educational blocks in these school educational programmes and on teachers´ preferences when implementing them in their teaching. …”
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1605
Comparison of Sympathomimetics in the Correction of Arterial Hypotension during Combined Anesthesia
Published 2012-02-01“…Fifty-six subjects (14 in each group) were selected for analysis. Results. During the study, CI remained in the normal range for all sympathomimetics. …”
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1606
CLINICAL AND PHARMACOLOGICAL PECULIARITIES OF CETIRIZINE USE FOR THE THERAPY OF ALLERGIC DISEASES IN CHILDREN
Published 2014-05-01“…It demonstrates that mediator histamine has the crucial role in pathophysiology of the allergic reaction. Antihistamines block histamine action aimed at H1 receptors by way of competitive inhibition. …”
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1607
Chirale Synthesebausteine aus Aminosäuren: Dihydrothiazol-Derivate (Δ4-Thiazoline) aus Cystein
Published 1989-10-01“… Reaction of cysteine with pivalaldehyde and protection at the nitrogen atom with benzyl chloroformate give the diastereomerically pure cyclic N,S-acetal 2 which is selectively oxidized to the sulfoxide 3. Thiazoline 5 is obtained after oxidative, electrochemically induced decarboxylation and subsequent elimination of acetic acid. …”
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1608
Video watermarking algorithm for resisting collusion attacks
Published 2010-01-01“…These components may be then used as building blocks to construct a self-adaptive content dependent spread spectrum watermark solution. …”
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1609
The foreign experience analysis of research information support based on bibliometric methods A. S. Pavlova
Published 2018-12-01“…The study made it possible to identify information services and information products provided using bibliometric (or scientometric) data and methods in foreign universities, to determine their characteristics, as well as to define the information resources and tools most frequently used to provide selected information services. According to the study results the author reveals the following blocks of the service model of research information support based on bibliometric methods and data in the studied foreign universities.…”
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1610
Low frequency steganography algorithm for H.264/AVC
Published 2013-09-01“…On the basis of analyzing some existing video data hiding algorithms and combining it with the features of H.264/AVC video low frequency coefficients,a new data hiding algorithm based on H.264/AVC low frequency domain was proposed.After quantification of DCT blocks in the low frequency area,three maximum absolute value of the nonzero coefficients were selected and information was embedded with an improved matrix encoding method.Simulation results show that the proposed algorithm can realize real-time embedding and extracting information,great capacity of embedding information,embedded high efficiency and less influence on video quality etc.…”
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1611
Low frequency steganography algorithm for H.264/AVC
Published 2013-09-01“…On the basis of analyzing some existing video data hiding algorithms and combining it with the features of H.264/AVC video low frequency coefficients,a new data hiding algorithm based on H.264/AVC low frequency domain was proposed.After quantification of DCT blocks in the low frequency area,three maximum absolute value of the nonzero coefficients were selected and information was embedded with an improved matrix encoding method.Simulation results show that the proposed algorithm can realize real-time embedding and extracting information,great capacity of embedding information,embedded high efficiency and less influence on video quality etc.…”
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1612
The effect of NaClO and EDTA pretreatment on the shear bond strength between the enamel white spot lesions and resin composite: An in vitro study
Published 2025-03-01“…Methods A total of 104 sound premolars were selected for the study. 4 mm×4 mm×2 mm enamel blocks from 64 sound premolars were cut in the center of the buccal surfaces of the teeth. …”
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1613
InBRwSANet: Self-attention based parallel inverted residual bottleneck architecture for human action recognition in smart cities.
Published 2025-01-01“…In the first module, 6-parallel inverted bottleneck residual blocks are designed, and each block is connected with a skip connection. …”
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1614
Comparison of effects of two analgesia methods on surgery for developmental dysplasia of the hip in children
Published 2024-01-01“…The aim of the study was to compare the analgesic effects of the caudal block (CB) and epidural block (EB) on the DDH surgery in children. …”
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1615
Analysis of influencing factors in tunneled cuffed catheter dysfunction in hemodialysis patients
Published 2020-01-01“…Objective To retrospectively analyze the influencing factors of tunneled cuffed catheter(TCC) dysfunction in hemodialysis patients.Methods A total of 70 patients,who underwent TCC implantation in Wuhan Hospital of Traditional Chinese and Western Medicine from January 2016 to June 2018 were selected.Their implantation sites were in right internal jugular vein.They received dialysis 3 times every week.According to whether there was catheter dysfunction within 3 months and 12 months,after implantation(if dialysis blood flow was below 200 mL/min,some intervention measures including body position adjustment,inversion of tube connection and thrombolysis),the patients were divided into patent group and blocked group.Their ages,sex,protopathy,body mass index(BMI),location of catheter tip,hemoglobin(Hb),platelet(PLT),albumin(Alb),total cholesterol(TC),triglyceride(TG),fibrinogen(Fib) were collected.By means of comparing variables between patent groups and blocked groups,the primary patency rate of the catheters was calculated,and the influencing factors of catheter dysfunction were identified. …”
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1616
Mamba-STFM: A Mamba-Based Spatiotemporal Fusion Method for Remote Sensing Images
Published 2025-06-01“…The decoder’s core is the spatiotemporal mixture-of-experts fusion module (STF-MoE block), composed of our novel spatial expert and temporal expert modules. …”
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1617
Nanocellulose-Incorporated Composite Membranes of PEO-Based Rubbery Polymers for Carbon Dioxide Capture
Published 2024-01-01“…This unique feature enables the development of thin-film composites (TFCs) with a selective layer around 1 μm. Notably, even at a filling ratio as low as 1 weight percent, the resulting membranes exhibit remarkable CO2 permeability (>90 Barrer) and CO2/N2 selectivity (>70). …”
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1618
Tutors' perceptions of ICTs in promoting computational thinking among pre-service teachers in Tanzanian colleges
Published 2025-07-01“…The semi-structured interviews were conducted with purposively selected 4 principals and 20 tutors, and focus group discussions were held with 32 purposely selected pre-service teachers from 4 colleges, making a total of 56 participants. …”
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1619
Structural basis of inhibition of human NaV1.8 by the tarantula venom peptide Protoxin-I
Published 2025-02-01“…Abstract Voltage-gated sodium channels (NaVs) selectively permit diffusion of sodium ions across the cell membrane and, in excitable cells, are responsible for propagating action potentials. …”
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1620
Algorithm for the functioning of the analysis and evaluation software package security of software of automated systems internal affairs bodies
Published 2024-07-01“…The operation of the main blocks of the algorithm is described.Conclusion. Conclusions are drawn about the importance of the practical implementation of the developed algorithm in the form of a software package that selects the optimal (most secure) version of software for operation at informatization facilities of internal affairs bodies in order to increase the actual security of limited-distribution official information.…”
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