109,397 results match your criteria: "Malaysia; RIKEN Center for Biosystems Dynamics Research[Affiliation]"

Hypertension, commonly known as high blood pressure, is a significant health issue that increases the risk of cardiovascular diseases, stroke, and renal failure. This condition broadly encompasses both primary and secondary forms. Despite extensive research, the underlying mechanisms of systemic arterial hypertension-particularly primary hypertension, which has no identifiable cause and is affected by genetic and lifestyle agents-remain complex and not fully understood.

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Sex hormone-binding globulin (SHBG) regulates sex hormone availability and is influenced by metabolic factors. Variations in SHBG levels during pregnancy may affect the development of hypertensive disorders such as gestational hypertension (GH) and preeclampsia (PE). This systematic review and meta-analysis explores the potential of SHBG as a biomarker for predicting GH and PE.

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Comparison Between Molecular Dynamics Potentials for Simulation of Graphene-Based Nanomaterials for Biomedical Applications.

Drug Dev Ind Pharm

January 2025

Department of Pharmaceutical Analysis and Medicinal Chemistry, Faculty of Pharmacy, Universitas Padjadjaran, Jl. Raya Bandung Sumedang KM 21, Sumedang 45363, Indonesia.

Objective: This article provides a substantial review of recent research and comparison on molecular dynamics potentials to determine which are most suitable for simulating the phenomena in graphene-based nanomaterials (GBNs).

Significance: GBNs gain significant attention due to their remarkable properties and potential applications, notably in nanomedicine. However, the physical and chemical characteristics toward macromolecules that justify their nanomedical applications are not yet fully understood.

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Background: Gastric accommodation (GA) testing is gaining clinical recognition as novel and minimally invasive modalities emerge. We investigated the feasibility of hybrid nuclear imaging volumetry (SPECT/CT) and combined high-resolution manometry-nutrient drink test (HRM-NDT) to assess GA.

Methods: In this non-randomized pilot study, [Tc]NaTcO gastric SPECT/CT (250 mL protocol) and proximal gastric HRM-NDT (~60 mL/min protocol) were performed separately within 30 days using Ensure Gold test meal (1.

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Background: National stroke clinical quality registries/audits support improvements in stroke care. In a 2016 systematic review, 28 registries were identified. Since 2016 there have been important advances in stroke care, including the development of thrombectomy services.

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Background Dentures are one of the main treatments dentists deliver to restore the oral function and aesthetics of individuals with missing teeth. Clinical denture fabrication and manufacturing is one of the main training modules for undergraduates during dental clinical training. However, students often face problems during denture delivery due to multiple factors causing discomfort to patients, affecting the quality of the denture and the patient's adaptation period to the denture.

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Model compression for real-time object detection using rigorous gradation pruning.

iScience

January 2025

Faculty of Engineering, Technology and Built Environment, UCSI University, Kuala Lumpur, Malaysia.

Achieving lightweight real-time object detection necessitates balancing model compression with detection accuracy, a difficulty exacerbated by low redundancy and uneven contributions from convolutional layers. As an alternative to traditional methods, we propose Rigorous Gradation Pruning (RGP), which uses a desensitized first-order Taylor approximation to assess filter importance, enabling precise pruning of redundant kernels. This approach includes the iterative reassessment of layer significance to protect essential layers, ensuring effective detection performance.

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Background: Functional magnetic resonance imaging (fMRI) has revolutionized our understanding of brain activity by non-invasively detecting changes in blood oxygen levels. This review explores how fMRI is used to study mind-reading processes in adults.

Methodology: A systematic search was conducted across Web of Science, PubMed, and Google Scholar.

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AI-optimized electrochemical aptasensors are transforming diagnostic testing by offering high sensitivity, selectivity, and rapid response times. Leveraging data-driven AI techniques, these sensors provide a non-invasive, cost-effective alternative to traditional methods, with applications in detecting molecular biomarkers for neurodegenerative diseases, cancer, and coronavirus. The performance metrics outlined in the comparative table illustrate the significant advancements enabled by AI integration.

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Burn lesions damage the skin's outermost defensive layer, allowing pathogenic microbes including to infiltrate. Silver sulfadiazine (SSD) is an effective antibacterial agent approved by U.S.

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The Asian corn borer (ACB), (Guenée, 1854), is a serious pest of several crops, particularly a destructive pest of maize and other cereals throughout most of Asia, including China, the Philippines, Indonesia, Malaysia, Thailand, Sri Lanka, India, Bangladesh, Japan, Korea, Vietnam, Laos, Myanmar, Afghanistan, Pakistan and Cambodia. It has long been known as a pest in South-east Asia and has invaded other parts of Asia, Solomon Islands, parts of Africa and certain regions of Australia and Russia. Consequently, worldwide efforts have been increased to ensure new control strategies for management.

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Structural and Functional Characterization of Conserved Key Amino Acids in Lipoteichoic Acid Synthase LtaS of .

J Agric Food Chem

January 2025

Key Lab of Clean Energy and Green Circulation, College of Chemistry and Material Science, Huaibei Normal University, Huaibei 235000, China.

Lipoteichoic acid synthase (LtaS) is crucial for the biosynthesis of lipoteichoic acid (LTA) in lactic acid bacteria (LAB), where LTA plays a key role in bacterial adhesion, immune modulation, and maintaining cell integrity. This study explores the regulation of LtaS activity in , examining the effects of factors such as temperature, pH, and metal ions on enzyme activity. Molecular docking was used to identify critical amino acids at the enzyme's active site, and site-directed mutagenesis confirmed the role of five key residues (Glu-259, Thr-303, Asn-353, Arg-360, and His-420) in LtaS activity.

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Scalable, Flexible, and UV-Resistant Bacterial Cellulose Composite Film for Daytime Radiative Cooling.

ACS Appl Mater Interfaces

January 2025

School of Chemistry and Materials Science, Jiangsu Key Laboratory of New Energy Devices & Interface Science, Nanjing University of Information Science & Technology, Ning-Liu Road 219, Nanjing 210026, China.

Radiative cooling, a passive cooling technology, functions by reflecting the majority of solar radiation (within the solar spectrum of 0.3-2.5 μm) and emitting thermal radiation (within the atmospheric windows of 8-13 μm and 16-20 μm).

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Background: Full-thickness cartilage defects have a significant impact on the function of joints in young adults, and the treatment of cartilage defects has been a challenge, as cartilage tissue is an avascular tissue. This study aimed to compare the clinical and radiological outcomes of Biphasic Cartilage Repair Implant (BiCRI) and microfracture treatments for knee cartilage defects.

Methods: This randomized controlled clinical trial enrolled patients with symptomatic knee chondral lesions smaller than 3 cm.

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A retrospective analysis of the malaria trend in Yemen over the sixteen-years, from 2006 to 2021.

BMC Public Health

January 2025

Medical Microbiology Department, Faculty of Medical Sciences, Ibb University, Ibb, Yemen.

Background: Malaria is one of the important diseases that threatens the global health system, especially in developing countries, including Yemen. Based on surveillance data, this analysis aimed to assess the trend of malaria in Yemen over the last sixteen years from 2006 to 2021.

Methods: A retrospective analysis was conducted on secondary malaria data from the database from the Ministry of Public Health and Population in Yemen.

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Background: Disinfection of the root canal system is a challenge to all clinicians, calcium hydroxide Ca(OH) one of the most popular intracanal medications used for this purpose, has some unwanted effects on dentine. This study aimed to investigate the antibiofilm effect of Nanochitosan (CSNPs) and Calcium hydroxide Ca(OH) intra canal medications and their effect on the microhardness and chemical structure of radicular dentine.

Methodology: A total of 52 extracted human mandibular premolars were used.

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Prevalence, risk factors, and adverse outcomes of bacterial vaginosis among pregnant women: a systematic review.

BMC Pregnancy Childbirth

January 2025

Department of Social Administration & Justice, Faculty of Arts & Social Sciences, Universiti Malaya, Kuala Lumpur, Asbah, Razali, 50603, Malaysia.

Introduction: Bacterial vaginosis (BV) is one of the most common genital tract infections among women of reproductive age. The existence of BV among pregnant women has momentously attracted the attention of both clinicians and the scientific community due to its potential link with adverse clinical outcomes in pregnancy.

Methods: To evaluate the prevalence, risk factors, and adverse outcomes of bacterial vaginosis among pregnant women, a comprehensive systematic review was conducted based on the preferred reporting items for systematic review and meta-analyses (PRISMA) criteria.

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Trust in scientists and their role in society across 68 countries.

Nat Hum Behav

January 2025

Department of Psychology, Education and Child Studies, Erasmus University Rotterdam, Rotterdam, the Netherlands.

Science is crucial for evidence-based decision-making. Public trust in scientists can help decision makers act on the basis of the best available evidence, especially during crises. However, in recent years the epistemic authority of science has been challenged, causing concerns about low public trust in scientists.

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Exploring the mechanisms influencing psychological adaptation in athletes in high-risk sports: a moderated mediation model.

Sci Rep

January 2025

Department of Educational Foundation and Humanities, Faculty of Education, University of Malaya, Kuala Lumpur, Malaysia.

This study explores the impact of state and trait anxiety on perceived stress in athletes in high-risk sports, focusing on the mediating role of cognitive reappraisal and the moderating effect of sports psychological skills. Data were collected from athletes in sports like Boxing, Sanda, Mixed Martial Arts, Freestyle Skiing, and Ski Jumping. The analysis, conducted using the PROCESS macro revealed that both state and trait anxiety significantly predict perceived stress (β = 0.

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Innovative segmentation technique for aerial power lines via amplitude stretching transform.

Sci Rep

January 2025

Henan International Joint Laboratory of Machine Vision and Intelligent Systems, Department of Information Engineering, Pingdingshan University, Pingdingshan, 467000, Henan, China.

Accurate segmentation of power line targets helps quickly locate faults, evaluate line conditions, and provides key image data support and analysis for the safe and stable operation of the power system.The aerial power line in segmentation due to the target is small, and the imaging reflected energy is weak, so the Unmanned Aerial Vehicle (UAV) aerial power line image is very susceptible to the interference of the environment line elements and noise, resulting in the detection of the power line target in the image of the defective, intermittent, straight line interferences and other low accuracy and real-time efficiency is not high. For this reason, this paper designs a pure amplitude stretching kernel function to form a Fourier amplitude vector field and uses this amplitude vector field to implement the stretching transformation of the amplitude field of the aerial power line image, so that the angular field after the Fourier inverse transformation can better react to the spatial domain line targets, and finally, after the Relative Total Variation (RTV) processing, the power line can be well detected.

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Science is integral to society because it can inform individual, government, corporate, and civil society decision-making on issues such as public health, new technologies or climate change. Yet, public distrust and populist sentiment challenge the relationship between science and society. To help researchers analyse the science-society nexus across different geographical and cultural contexts, we undertook a cross-sectional population survey resulting in a dataset of 71,922 participants in 68 countries.

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Introduction: Yeast beta-glucan (YBG) are recognised for enhancing the immune system by activating macrophages, a key defence mechanism. Given the global prevalence and impact of upper respiratory tract infections (URTIs) on productivity and healthcare costs, YBG has shown promise as a potential therapeutic and preventive strategy for recurrent respiratory tract infections. However, little is known regarding the efficacy of YBG at lower dosages in relation to URTI, fatigue, immune response and uncertainties of how they affect the gut microbiota composition.

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Longitudinal associations of flare and damage accrual in patients with systemic lupus erythematosus.

Lupus Sci Med

January 2025

Rheumatology Research Group, Centre for Inflammatory Diseases, School of Clinical Sciences, Monash University, Clayton, Victoria, Australia.

Objective: To estimate the prevalence of organ damage (damage) and flare and to examine longitudinal associations between flares and subsequent damage accrual, in patients with systemic lupus erythematosus (SLE).

Methods: Patients enrolled in the Asia Pacific Lupus Collaboration cohort with ≥3 years of prospectively captured data were studied. Flares were assessed at routine visits, while damage ((Systemic Lupus International Collaborating Clinics/American College of Rheumatology) Damage Index) was assessed annually.

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Background: This study assessed caliber and flow changes of covered cortical middle cerebral artery (MCA) branches using the new Caliber-Flow Status Scale (CFSS), postoperative diffusion-weighted imaging (DWI) lesions, and clinical outcome following flow diverter (FD) treatment of MCA aneurysms.

Methods: This single-center retrospective study collected data from patients treated with FD between January 2016 and March 2024, including patient characteristics, aneurysm features, postoperative DWI lesions, and clinical outcomes. Vessel status was assessed using CFSS: 1a (normal caliber and flow), 1b (normal caliber, reduced flow), 2a (reduced caliber, normal flow), 2b (reduced caliber and flow), and 3 (occlusion).

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Introduction: Dengue, affecting over 3.9 billion people, is a significant health threat globally. Despite a tenfold increase in reported cases from 2000 to 2020, underreporting remains an issue.

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