Results 81 to 90 of about 117,008 (265)

Impact of Ionosphere on Ground‑Based Augmentation System in Low‑Latitude Regions

open access: yesNanjing Hangkong Hangtian Daxue Xuebao
The high frequency and intensity of ionospheric activity in low-latitude regions pose a critical threat to the positioning accuracy, integrity, and service continuity of ground-based augmentation systems (GBAS).
CHEN Haoxiang, WANG Mingjia
doaj   +1 more source

Carrier‐Free Berberine/Nitidine Chloride Self‐Assembled Nanoparticles Induce Ferroptosis to Overcome Bortezomib Resistance in Multiple Myeloma

open access: yesAdvanced Science, EarlyView.
A schematic illustrating the fabrication process and ferroptosis‐mediated therapeutic mechanism of carrier‐free self‐assembled BBR/NC‐SAPs for overcoming bortezomib resistance in multiple myeloma. ABSTRACT Therapeutic relapse driven by bortezomib resistance represents a formidable clinical barrier in the management of multiple myeloma (MM).
Yiwen Lv   +16 more
wiley   +1 more source

Lightweight air-to-air unmanned aerial vehicle target detection model

open access: yesScientific Reports
The rapid expansion of the drone industry has resulted in a substantial increase in the number of low-altitude drones, giving rise to concerns regarding collision avoidance and countermeasure strategies among these unmanned aerial vehicles.
Qing Cheng   +3 more
doaj   +1 more source

Frequency Assignment for Aviation Navigation Stations Based on an Improved Multi-Objective Genetic Local Search Algorithm

open access: yesAerospace
With the rapid development of both commercial and general aviation, the frequency assignment problem for aviation navigation stations has become increasingly important.
Boyang Hao   +6 more
doaj   +1 more source

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

A three-stage method for analyzing market concentration and airport efficiency in the Yangtze river Delta

open access: yesScientific Reports
With ongoing development of ground transportation system, competing regional airports need to collaborate in order to improve their efficiency and passenger turnover. However, finding the most advantageous dynamic connection between airports’ rivalry and
Xinsheng Yang, Yang Zhang, Ming Wei
doaj   +1 more source

SR‐A3 Promotes USP18‐Mediated deISGylation of STING to Protect Against Myocardial Ischemia‐Reperfusion Injury

open access: yesAdvanced Science, EarlyView.
MI/RI is a major clinical challenge with high morbidity and mortality. This study demonstrates that SR‐A3 expression is downregulated in MI/RI, and its deletion exacerbates damage via the USP18/ISG15/STING axis, revealing SR‐A3 as a potential therapeutic target.
Yufei Han   +24 more
wiley   +1 more source

Enhancing Air Traffic Control Communication Systems with Integrated Automatic Speech Recognition: Models, Applications and Performance Evaluation

open access: yesSensors
In air traffic control (ATC), speech communication with radio transmission is the primary way to exchange information between the controller and the pilot. As a result, the integration of automatic speech recognition (ASR) systems holds immense potential
Zhuang Wang   +6 more
doaj   +1 more source

Klotho‐Derived Peptide 1 Protects against Acute Kidney Injury by Directly Targeting Mitochondrial ATAD3A

open access: yesAdvanced Science, EarlyView.
This study uncovers that KP1, a Klotho‐derived peptide, protects the kidney against acute kidney injury, a clinical syndrome with high morbidity and mortality. KP1 enters tubular epithelial cells via endocytosis, directly interacts with the mitochondrial ATAD3A/HIGD2A complex, thereby preventing cytochrome c release, and caspases activation, and ...
Xiaoyao Zhang   +6 more
wiley   +1 more source

Serial Molecular‐Microstructural Multimodal Intravascular Imaging of Atherosclerotic Plaques in Mice

open access: yesAdvanced Science, EarlyView.
A novel longitudinal molecular and microstructural intravascular imaging approach is developed to study murine atherosclerosis. The technique combines a unique surgical model with a miniaturized multimodal device to detect macrophage activity and lipid simultaneously.
Jiawen Li   +12 more
wiley   +1 more source

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