Publications by authors named "Elliott P"

The aim of nursing programmes is to produce employees who are occupationally ready. One method to assess occupational readiness is a verbal examination of subject area knowledge and understanding. This assessment type is used at a higher education institution in the north of England deemed outstanding by Ofsted.

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Metabolomics and epigenomics have been used to develop 'ageing clocks' that assess biological age and identify 'accelerated ageing'. While metabolites are subject to short-term variation, DNA methylation (DNAm) may capture longer-term metabolic changes. We aimed to develop a hybrid DNAm-metabolic clock using DNAm as metabolite surrogates ('DNAm-metabolites') for age prediction.

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Objective: A pipeline is required to build a qualified and diverse public health workforce. Work-education programs offer public health students experiential learning, training, and a pathway to public health professions. However, there is a gap in the literature to guide public health practice on the types of programs, their components, and their potential impact.

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Background: High response rates are needed in population-based studies, as nonresponse reduces effective sample size and bias affects accuracy and decreases the generalizability of the study findings.

Objective: We tested different strategies to improve response rate and reduce nonresponse bias in a national population-based COVID-19 surveillance program in England, United Kingdom.

Methods: Over 19 rounds, a random sample of individuals aged 5 years and older from the general population in England were invited by mail to complete a web-based questionnaire and return a swab for SARS-CoV-2 testing.

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In the modern era, cardiologists managing patients and families with cardiomyopathies need to be familiar with every stage of the diagnostic pathway from clinical phenotyping to the prescription and interpretation of genetic tests. This clinical consensus statement from the ESC Council for Cardiovascular Genomics aims to promote the integration of genetic testing into routine cardiac care of patients with cardiomyopathies, as recommended in the 2023 ESC guidelines for cardiomyopathies. The document describes the types of genetic tests currently available and provides advice on their prescription and for counselling after the return of genetic findings, including the approach in patients and families with variants of unknown significance.

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ESC Guidelines provide best practice, evidence-based recommendations for diagnosing and treating patients with cardiovascular diseases. It is not always possible for best practices to be followed, however, particularly in low-resource settings. To address this issue, a set of guideline-related documents were created to identify key priorities for users in these settings.

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DNA-protein crosslinks (DPCs) are endogenous and chemotherapy-induced genotoxic DNA lesions and, if not repaired, lead to embryonic lethality, neurodegeneration, premature ageing, and cancer. DPCs are heavily polyubiquitinated, and the SPRTN protease and 26S proteasome emerged as two central enzymes for DPC proteolysis. The proteasome recognises its substrates by their ubiquitination status.

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Background: Among inherited cardiomyopathies involving the left ventricle, whether dilated or not, certain genotypes carry a well-established arrhythmic risk, notably manifested as sustained monomorphic ventricular tachycardia (SMVT). Nonetheless, the precise localization and electrophysiological profile of this substrate remain undisclosed across different genotypes.

Methods: Patients diagnosed with cardiomyopathy and left ventricle involvement due to high-risk genetic variants and SMVT treated by electrophysiological study were recruited from 18 European/US centers.

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Article Synopsis
  • The study focused on identifying imaging biomarkers for pre-clinical cardiomyopathy in healthy people with genetic variants linked to hypertrophic cardiomyopathy (HCM) or dilated cardiomyopathy (DCM).
  • Out of 40,169 participants, 13 cardiac magnetic resonance (CMR) measurements were found to be linked to atrial fibrillation (AF) and 15 with heart failure (HF), with specific measurements correlating differently with HCM and DCM genetic risk.
  • The findings suggest that certain CMR measurements, particularly from the right side of the heart, can indicate early changes in heart function in individuals with HCM genetic variants, while left ventricular measures relate to DCM genetic risks
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  • Dilated cardiomyopathy (DCM) is a major cause of heart failure, and this study analyzes genetic factors by examining 14,256 DCM cases and 36,203 participants from the UK Biobank for related traits.
  • Researchers discovered 80 genomic risk loci and pinpointed 62 potential effector genes tied to DCM, including some linked to rare variants.
  • The study uses advanced transcriptomics to explore how cellular functions contribute to DCM, showing that polygenic scores can help predict the disease in the general population and emphasize the importance of genetic testing and development of precise treatments.
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Background: Short sleep duration and poor sleep quality have been associated with obesity. Asian populations report shorter sleep duration compared to other groups. We therefore aimed to explore the relationships between sleep duration, sleep quality, dozing, daytime napping, snoring, insomnia and adiposity in a multi-ethnic Asian population, and investigate the potential contribution of disturbed sleep to the risk of obesity amongst Asian populations.

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  • This study investigates heart shape variation beyond just mass and volume, using data from 45,683 UK Biobank participants to create a heart shape atlas via cardiovascular magnetic resonance images.
  • Researchers found 43 significant genetic loci associated with heart shape, including 14 that were previously unknown, showing a link between heart shape and cardiometabolic diseases.
  • Specifically, two shapes tied to more spherical ventricles were linked to a higher risk of atrial fibrillation, contributing new insights into the genetic foundations of heart shape and its impact on health.
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Several cardiovascular traits and diseases co-occur with Alzheimer's disease. We mapped their shared genetic architecture using multi-trait genome-wide association studies. Subsequent fine-mapping and colocalisation highlighted 16 genetic loci associated with both Alzheimer's and cardiovascular diseases.

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  • A study analyzed the link between fruit and vegetable consumption and blood pressure (BP) and body mass index (BMI) by using objective measurements instead of self-reported dietary assessments, which can be unreliable.
  • Researchers used advanced techniques to analyze urine samples from participants in the US and UK, identifying specific metabolites associated with fruit and vegetable intake.
  • The findings showed that certain metabolites were inversely related to systolic BP and BMI, highlighting that higher fruit and vegetable intake could lead to lower BP and BMI, largely due to citrate levels in urine.
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Aims: Left ventricular (LV) ring-like scar on cardiac magnetic resonance (CMR) has been linked to malignant arrhythmias in patients with non-ischemic cardiomyopathy. This study aimed to perform a comprehensive evaluation of this phenotype and to identify risk factors for life-threatening arrhythmic events (LAEs), a composite of sudden cardiac death (SCD), aborted SCD, and sustained ventricular tachycardia.

Methods And Results: One-hundred-fifteen patients (median age 39 [IQR 28-52], 42% females) were identified at 6 referral centres.

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Background: Standard-of-care (SoC) medications for the treatment of obstructive hypertrophic cardiomyopathy (oHCM) are recommended as first-line therapy despite the lack of evidence from controlled clinical trials and well known off-target side effects.

Objectives: We describe the impact of SoC therapy downtitration and withdrawal in patients already receiving aficamten in FOREST-HCM (Follow-Up, Open-Label, Research Evaluation of Sustained Treatment with Aficamten in Hypertrophic Cardiomyopathy; NCT04848506).

Methods: Patients receiving SoC therapy (beta-blocker, nondihydropyridine calcium-channel blocker, and/or disopyramide) were eligible for protocol-guided SoC downtitration and withdrawal at the discretion of the investigator and after achieving a stable dose of aficamten for ≥4 weeks.

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Public health authorities have increasingly used wastewater-based epidemiology (WBE) to monitor community transmission of SARS-CoV-2 and other agents. In this study, we evaluate the utility of WBE during the COVID-19 pandemic in England for estimating SARS-CoV-2 prevalence. We use wastewater data from the Environmental Monitoring for Health Protection program and prevalence data from the REal-time Assessment of Community Transmission-1 study.

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Background: Atrial fibrillation (AF) is more common in patients with hypertrophic cardiomyopathy (HCM) and is often highly symptomatic. The impact of catheter ablation (CA) may be under-reported when evaluated by long-term freedom from any atrial arrhythmia.

Objectives: This study aims to evaluate whether CA of AF in patients with HCM would significantly reduce AF burden and improve symptoms.

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Hypertrophic cardiomyopathy (HCM) is the most prevalent inherited cardiomyopathy and a leading cause of sudden death. Genetic testing and familial cascade screening play a pivotal role in the clinical management of HCM patients. However, conventional genetic tests primarily focus on the detection of exonic and canonical splice site variation.

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Article Synopsis
  • MicroRNAs (miRNAs) are small non-coding RNAs that play a crucial role in regulating gene expression and may serve as biomarkers for various diseases through their presence in plasma.
  • The study analyzed 2083 plasma circulating miRNAs from participants in the Rotterdam Study, uncovering 3292 associations between SNPs and miRNAs, with a significant portion confirmed in further studies.
  • Findings suggest that specific miRNAs can influence a range of clinical conditions, with miR-1908-5p showing a protective effect against benign colon neoplasm, highlighting the potential for miRNA-targeted therapies in medicine.
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Background: In order to identify candidacy and treatment response for patients with obstructive hypertrophic cardiomyopathy (oHCM), clinicians need an accurate means of assessing symptoms, function, and quality of life. While the New York Heart Association (NYHA) Classification is most often used for this purpose, the Kansas City Cardiomyopathy Questionnaire (KCCQ-23) is more accurate and sensitive to change, although less familiar to practicing clinicians. To support interpreting the KCCQ-23, we describe cross-sectional and longitudinal changes in KCCQ scores in the context of the NYHA.

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  • Pathogenic variants in the desmoplakin (DSP) gene lead to a unique type of cardiomyopathy that doesn't fit neatly into existing categories like DCM, NDLVC, or ARVC, with limited past studies on potential predictors of severe outcomes.
  • Researchers analyzed 800 patients with DSP variants from a global network over an average of 3.7 years, finding that 17.4% experienced sustained ventricular arrhythmias (VAs) and 9.0% had heart failure (HF) hospitalizations.
  • Key risk factors for developing VAs included female sex, history of non-sustained and sustained VAs, and lower left ventricular ejection fraction, while T-wave inversion was linked to HF
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