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السجلات المعروضة 662 -- 681 من 5832
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Bluetooth-Based Vehicle Counting: Bridging the Gap to Ground-Truth With Machine Learning
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)Traffic flow, number of vehicles passing a particular point over a given period of time, is an essential indicator for evaluating the performance and condition of road networks, detecting congestion, and predicting traffic ... -
BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the SARS-CoV-2 Delta variant in Qatar.
( Nature Researc , 2021 , Article)With the global expansion of the highly transmissible SARS-CoV-2 Delta (B.1.617.2) variant, we conducted a matched test-negative case-control study to assess the real-world effectiveness of COVID-19 messenger RNA vaccines ... -
BNT162b2 antigen dose and SARS-CoV-2 omicron infection in adolescents
( Elsevier , 2023 , Other)COVID-19 vaccine antigen dose might affect protection against SARS-CoV-2 infection,1, 2 but direct evidence to quantify this effect is absent. We conducted a matched, retrospective, cohort study using a regression ... -
BNT162b2 Versus mRNA-1273 Vaccines: Comparative Analysis of Long-Term Protection Against SARS-CoV-2 Infection and Severe COVID-19 in Qatar
( Wiley , 2024 , Article)Background: This study provides a head-to-head comparison of the protection provided by the BNT162b2 and mRNA-1273 vaccines against SARS-CoV-2 infection and against severe COVID-19, covering primary series and third ... -
Book Launch China's Economic and Political Presence in the Middle East and South Asia
( مركز ابن خلدون للعلوم الإنسانية والاجتماعية - جامعة قطر , 2022 , Video)This book explores a range of key issues connected to China’s relations with countries in the Middle East and South Asia. It discusses economic and political connections, and projects which have arisen as part of China’s ... -
Boosted multilayer feedforward neural network with multiple output layers
( Elsevier , 2024 , Article)This research introduces the Boosted Ensemble deep Multi-Layer Layer Perceptron (EdMLP) architecture with multiple output layers, a novel enhancement for the traditional Multi-Layer Perceptron (MLP). By adopting a layer-wise ... -
Bortezomib exerts its anti-cancer activity through the regulation of Skp2/p53 axis in non-melanoma skin cancer cells and C. elegans
( Springer Nature , 2024 , Article)Non-melanoma skin cancer (NMSC), encompassing basal and squamous cell carcinoma, is the most prevalent cancer in the United States. While surgical removal remains the conventional therapy with a 95% 5-year cure rate, there ... -
Box-Behnken approach for optimization of Cr(III) removal from a real tanning effluent using powdered marble
( Springer Science and Business Media Deutschland GmbH , 2022 , Article)During the tanning step, 30-40% of trivalent chromium remains in the solid and liquid wastes, generating highly polluted sewage. In this study, powdered marble was used as a low-cost adsorbent to remove trivalent chromium ... -
The Brain And Exercise: In Sickness And In Health
( Frontiers Media , 2022 , Article)The brain, like any other organ in the body, is made up of various types of cells. Nerve cells called neurons are the major cells in the brain. Their main function is to transfer messages and orders to and from the organs ... -
Brain microstructural changes support cognitive deficits in HIV uninfected children born to HIV infected mothers
( Elsevier , 2020 , Article)IntroductionAntiretroviral therapy (ART) is considered the most effective way to prevent perinatal transmission of human immunodeficiency virus (HIV). However, there is little knowledge about the effect of ART on the brain ... -
Brain Microstructural Changes Support Cognitive Deficits in Normal Children Born to HIVinfected Mothers
(2018 , Conference)Synopsis In the current study, we evaluated the brain integrity [by mapping the fractional anisotropy (FA) and mean diffusivity (MD)] and neurocognitive performance (NP) in normal children (NCI) born to HIV-infected ... -
Breaking down the export barriers for small and medium-sized enterprises: Focus group study across Vietnam
( Inderscience Enterprises Ltd. , 2021 , Article)This paper attempts to empirically analyse the motivations and barriers among Vietnamese businesses in undertaking export activities. The study applies thematic analysis method and categorisations developed from extant ... -
Breast Cancer During Pregnancy: A Marked Propensity to Triple-Negative Phenotype.
( Frontiers Media , 2020 , Article)Breast and cervical cancers comprise 50% of all cancers during pregnancy. In particular, gestational breast cancer is considered one of the most aggressive types of cancers, which is a rare but fatal disease. However, the ... -
Breath Analysis for the in Vivo Detection of Diabetic Ketoacidosis
( American Chemical Society , 2022 , Article)Human breath analysis of volatile organic compounds has gained significant attention recently because of its rapid and noninvasive potential to detect various metabolic diseases. The detection of ketones in the breath and ... -
Breathing Clean Air: Navigating Indoor Air Purification Techniques and Finding the Ideal Solution
( MDPI , 2024 , Article)The prevalence of airborne pathogens in indoor environments presents significant health risks due to prolonged human occupancy. This review addresses diverse air purification systems to combat airborne pathogens and the ... -
Breathing in danger: Understanding the multifaceted impact of air pollution on health impacts
( Elsevier , 2024 , Article)Air pollution, a pervasive environmental threat that spans urban and rural landscapes alike, poses significant risks to human health, exacerbating respiratory conditions, triggering cardiovascular problems, and contributing ... -
A BRET-based Mpro biosensor containing a nanobody and tandem cleavage sites shows an increased cleavage rate
( Elsevier , 2025 , Article)Here, we report the engineering of a Bioluminescence Resonance Energy Transfer (BRET)-based SARS-CoV-2 main protease (Mpro) biosensor containing the Mpro N-terminal autocleavage sequence in tandem and a nanobody that shows ... -
Bridging a gulf between environmental attitudes and behavior: Assessment of motivating factors for the youth in Qatar
( HBKU Press , 2016 , Conference)To this day, there is a dearth of published research on environmental awareness, attitudes and behaviour in the Arabian Gulf, and there is no systematic data regarding the value people place on the environment. Understanding ... -
Bridging Disciplines and History: A Case Study of Interdisciplinary Problem-Solving in Moroccan Cybersecurity Engineering Education
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference)This article outlines a case study conducted within the Moroccan cybersecurity engineering program at ENSA engineering school, aiming to demonstrate the integration of interdisciplinary problem-solving, principles of social ... -
Bridging the Ages: Muslim Innovations and the Resurrection of Europe
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference)This paper challenges the conventional Western narrative of Europe as the sole civilizing force, proposing an alternative perspective that credits Muslim innovations with the modernization and civilization of Europe. The ...
