Publications by authors named "JeT'Aime M Newton"

Positive self-perception, physical activity and fundamental movement skill (FMS) proficiency are important aspects of a child's healthy development. The objective of this research was twofold: first, to explore associations between FMS, muscular fitness, self-perception and physical activity in school children; and second, to identify key predictors of FMS proficiency, athletic self-perception, physical activity levels in these participants and the differences between biological sexes. Primary school-aged children (n = 104; 53.

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Scientists from diverse backgrounds are underrepresented in academia. This lack of diversity impedes scientific discovery and innovation. Underrepresented (UR) scientists tend to conduct research on issues relevant to underrepresented populations, including chronic disease prevention and management, and health disparities.

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Multiferroic materials that exhibit interacting and coexisting properties, like ferroelectricity and ferromagnetism, possess significant potential in the development of novel technologies that can be controlled through the application of external fields. They also exhibit varying regions of polarity, known as domains, with the interfaces that separate the domains referred to as domain walls. In this study, using three-dimensional (3D) bragg coherent diffractive imaging (BCDI), we investigate the dynamics of multiferroic domain walls in a single hexagonal dysprosium manganite (h-DyMnO ) nanocrystal under varying applied electric field.

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Background: This study compared the physical activity level of men with metastatic prostate cancer at baseline of the multicentre INTERVAL-GAP4 trial to the American Cancer Society guidelines and examined associations with physical fitness.

Methods: A total of 140 men on androgen deprivation therapy (ADT) were included in this cross-sectional analysis of baseline data from the INTERVAL-GAP4 trial. Exclusion criteria included a maximum of 1 h of vigorous aerobic exercise or one structured resistance exercise session per week but no restrictions on habitual physical activity.

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  • The audit aimed to assess and improve the completeness and accuracy of the National Joint Registry (NJR) dataset specifically for elbow arthroplasty surgeries.
  • In a two-phase approach, Phase 1 compared NJR data with NHS England Hospital Episode Statistics (HES), identifying thousands of unmatched and inaccurate records, particularly for radial head arthroplasties (RHAs).
  • Phase 2 involved collaboration among 142 NHS hospitals to correct and update records, resulting in an improved completeness of the NJR dataset from 63% to 93% and accuracy from 94% to 98%.
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  • The study presents an optimized workflow for analyzing formalin-fixed, paraffin-embedded (FFPE) patient tissues to uncover molecular insights linked to clinical outcomes, utilizing advanced techniques like Adaptive Focused Acoustics (AFA) and liquid chromatography-tandem mass spectrometry (LC-MS/MS).
  • The method allows for the analysis of up to 96 samples, identifying between 8,000-10,000 unique proteins with a high level of quantitative accuracy (<20% median CVs).
  • Applied to lung adenocarcinoma FFPE blocks, the workflow demonstrates superior deep proteome coverage and efficiency, significantly contributing to biomarker discovery and proteomic research in archived samples.
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Purpose: Breast cancer treatments often lead to unfavourable changes in body composition, physical fitness, and quality of life (QoL). We compared the effects of resistance training (RT) and high-intensity interval training (HIIT) on these outcomes in survivors of breast cancer.

Methods: Twenty-eight survivors of breast cancer, post-treatment (Stage I-III), aged 55.

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Early onset of alcohol consumption among Colombian adolescents highlights the need for effective and accessible preventive interventions. This project aimed to conduct formative work to inform the adaptation of an effective eHealth alcohol use prevention program originally developed in Australia, the OurFutures Alcohol Module, to the Bogotá context. Twenty-six adolescents and 10 teachers in Bogotá participated in the study.

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Introduction: Childhood traumatic experiences (CTE) have been identified as a robust risk factor for a range of substance use behaviours. However, little is known about their association with adolescent vaping. We explored prospective associations between CTEs and vaping among a sample of Australian adolescents.

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Psychotic symptoms are of increasing interest in mental health due to their predictive value for future psychotic disorders. While these symptoms are prevalent in the general population, their occurrence varies globally. This study aimed to explore the prevalence and factors associated with psychotic symptoms among individuals identified as substance-naïve and recent abstainers without a history of psychosis.

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Lytic cell death culminates in plasma membrane rupture, which releases large intracellular molecules to augment the inflammatory response. Plasma membrane rupture is mediated by the effector membrane protein ninjurin-1 (NINJ1), which polymerizes and ruptures the membrane via its hydrophilic face. How NINJ1 is restrained under steady-state conditions to ensure cell survival remains unknown.

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Although the LiCoO (LCO) cathode material has been widely used in commercial lithium ion batteries (LIB) and shows high stability, LIB's improvements have several challenges that still need to be overcome. In this paper, we have studied the in-operando structural properties of LCO within battery cells using Bragg Coherent X-ray Diffraction Imaging to identify ways to optimise the LCO batteries' cycling. We have successfully reconstructed the X-ray scattering phase variation (a fingerprint of atomic displacement) within a  ≈ (1.

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Background: Autoantibodies are commonly used as biomarkers in autoimmune diseases, but there are limitations. For example, autoantibody biomarkers have poor sensitivity or specificity in systemic lupus erythematosus and do not exist in the spondyloarthropathies, impairing diagnosis and treatment. While autoantibodies suitable for strong biomarkers may not exist in these conditions, another possibility is that technology has limited their discovery.

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Migration is a high-risk behavior. For the Atlantic salmon, Salmo salar, migrating from its river nursery area to marine feeding grounds, the magnitude of risk varies with habitat type. Passage through lakes, in particular, is associated with low rates of migration success.

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  • The study aimed to assess the effectiveness of combining resting echocardiography (TTE) and stress myocardial perfusion scintigraphy (MPS) for diagnosing coronary artery disease in patients with stable angina and normal left ventricle (LV).
  • Researchers hypothesized that a normal LV on TTE could eliminate the need for resting MPS, thus reducing radiation exposure without sacrificing diagnostic accuracy.
  • Results showed that the ECHO-MPS approach achieved similar diagnostic accuracy to the standard method, indicating that stress MPS alone may suffice for patients with normal systolic LV function.
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  • The research looks at how many people in Africa experience psychological distress, which includes feelings of anxiety and depression.
  • The study focused on participants from clinics in Uganda, Kenya, Ethiopia, and South Africa to gather data and find patterns.
  • They discovered different levels of distress among participants, with results showing various factors like age, gender, and education level can affect mental health.
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  • - The study aimed to investigate whether adding creatine supplementation to resistance exercise could offer more benefits for men with prostate cancer undergoing androgen deprivation therapy (ADT) than resistance exercise alone, particularly in terms of lean mass, strength, and physical function.
  • - Conducted over 12 weeks with 30 participants, the trial compared two groups: one performing resistance exercise with a placebo and the other with creatine, both achieving significant improvements in lean mass, muscle strength, and physical function.
  • - The results showed that while both groups experienced similar improvements in the measured outcomes, there were no significant differences between the groups, suggesting that creatine supplementation doesn't provide additional benefits over resistance exercise alone.
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The HEALthy Brain and Child Development (HBCD) Study, a multi-site prospective longitudinal cohort study, will examine human brain, cognitive, behavioral, social, and emotional development beginning prenatally and planned through early childhood. The acquisition of multimodal magnetic resonance-based brain development data is central to the study's core protocol. However, application of Magnetic Resonance Imaging (MRI) methods in this population is complicated by technical challenges and difficulties of imaging in early life.

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  • Colorectal cancer (CRC) is a major health concern, and understanding how genetic and environmental factors interact can help identify at-risk groups.
  • This study analyzed data from over 45,000 CRC cases to assess both multiplicative and additive interactions between genetic risk scores and various environmental factors, finding no multiplicative interactions but significant additive ones for high genetic susceptibility individuals.
  • Results suggest that individuals with high genetic risk could benefit more from lifestyle interventions like reducing alcohol intake or increasing fruit and fiber consumption, emphasizing the need for targeted prevention strategies in CRC care.
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Mercury pollution from ongoing crude oil refining and waste disposal activities threatens aquatic ecosystems and human health in the Niger Delta. Mercury monitoring exercise in this region is challenging due to the high cost of traditional instruments and the complexity of marine samples. This research presents a novel analytical method using differential pulse anodic stripping voltammetry (DPASV) with a glassy carbon electrode (GCE) to determine mercury levels in sea sponges from the Niger Delta.

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We deployed the Blended Genome Exome (BGE), a DNA library blending approach that generates low pass whole genome (1-4× mean depth) and deep whole exome (30-40× mean depth) data in a single sequencing run. This technology is cost-effective, empowers most genomic discoveries possible with deep whole genome sequencing, and provides an unbiased method to capture the diversity of common SNP variation across the globe. To evaluate this new technology at scale, we applied BGE to sequence >53,000 samples from the Populations Underrepresented in Mental Illness Associations Studies (PUMAS) Project, which included participants across African, African American, and Latin American populations.

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Background: Evidence from clinical trials of early pulsed field ablation (PFA) systems in treating atrial fibrillation has demonstrated their promising potential to reduce complications associated with conventional thermal modalities while maintaining efficacy. However, the lack of a fully integrated mapping system, a staple technology of most modern electrophysiology procedures, poses limitations in lesion creation and workflow options. A novel variable-loop PFA catheter integrated with an electroanatomic mapping system has been developed that allows for real-time nonfluoroscopic procedural guidance and lesion indexing as well as feedback of tissue-to-catheter proximity.

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Racial minorities report lower perceived quality of care received compared to non-Hispanic White Americans, resulting in racial disparities in patient satisfaction. Medical mistrust, defined as a lack of confidence in the medical establishment and the intentions of medical personnel, is more prevalent among racial minority groups and is associated with poorer health outcomes. This study examines the prevalence and racial differences of patient/caregiver medical mistrust and its relationship to patient satisfaction among the pediatric patient population at a large urban academic medical center.

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Objective: Harmful substance use among young people is concerningly prevalent. Substance use disorder (SUD) and post-traumatic stress disorder (PTSD) frequently co-occur in treatment settings and are well researched among adults but lacking among young community cohorts. The aim of this study was to explore the prevalence and relationship between substance use, SUD, trauma, and PTSD among a community sample of young people in Australia.

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