Publications
Now showing items 901-920 of 5027 records
Assessing and removing the effect of unwanted technical variations in microbiome data.
SCIENTIFIC REPORTS - 23 Dec 2022
Varying technologies and experimental approaches used in microbiome studies often lead to irreproducible results due to unwanted technical variations. Such variations, often unaccounted for and of unknown source, may interfere with true biological signals, resulting in misleading biological conclusions. In this work, we aim to characterize the major sources of technical variations in microbiome...
Associations between Periodontitis, COVID-19, and Cardiometabolic Complications: Molecular Mechanisms and Clinical Evidence.
METABOLITES - 26 Dec 2022
Periodontitis is a microbially driven, host-mediated disease that leads to loss of periodontal attachment and resorption of bone. It is associated with the elevation of systemic inflammatory markers and with the presence of systemic comorbidities. Coronavirus disease 2019 (COVID-19) is a contagious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Although the majo...
SARS-CoV-2 Africa dashboard for real-time COVID-19 information.
NATURE MICROBIOLOGY - 01 Jan 2023
The SARS-CoV-2 Africa dashboard is an interactive tool that enables visualization of SARS-CoV-2 genomic information in African countries. The customizable app allows users to visualize the number of sequences deposited in each country, and the variants circulating over time. Our dashboard enables near real-time exploration of public data that can inform policymakers, healthcare professionals an...
Reduced cardiovascular reserve capacity in long-term allogeneic stem cell transplant survivors.
SCIENTIFIC REPORTS - 06 Feb 2023
Premature cardiovascular mortality is increased in long-term allogeneic stem cell transplant (allo-SCT) survivors, but little information exists regarding subclinical cardiovascular dysfunction in this population. We compared peak oxygen uptake ([Formula: see text]O), a prognostic cardiovascular marker, and its determinants between long-term allo-SCT survivors and non-cancer controls. Fourteen ...
Preventive measures and public education programmes are needed to suck the marrow out of life, but avoid choking on the bone.
RESUSCITATION - 01 Dec 2022
Bidirectional associations of accelerometer-assessed physical activity and sedentary time with physical function among older English adults: the EPIC-Norfolk cohort study.
EUROPEAN JOURNAL OF AGEING - 01 Dec 2022
To develop healthy ageing interventions, longitudinal associations between objectively assessed physical behaviours and physical function need to be better understood. We assessed associations between accelerometer-assessed total physical activity (PA), moderate-to-vigorous physical activity (MVPA), light physical activity (LPA), sedentary time and prolonged sedentary bout time, and clinically ...
The impact of coffee subtypes on incident cardiovascular disease, arrhythmias, and mortality: long-term outcomes from the UK Biobank.
EUROPEAN JOURNAL OF PREVENTIVE CARDIOLOGY - 07 Dec 2022
Epidemiological studies report the beneficial effects of habitual coffee consumption on incident arrhythmia, cardiovascular disease (CVD), and mortality. However, the impact of different coffee preparations on cardiovascular outcomes and survival is largely unknown. The aim of this study was to evaluate associations between coffee subtypes on incident outcomes, utilizing the UK Biobank.Coffee s...
Association of biomarkers and risk scores with subclinical left ventricular dysfunction in patients with type 2 diabetes mellitus.
CARDIOVASCULAR DIABETOLOGY - 09 Dec 2022
Subclinical LV dysfunction (LVD) identifies heart failure (HF) risk in type 2 diabetes mellitus (T2DM). We sought the extent to which clinical scores (ARIC-HF, WATCH-DM), natriuretic peptides (NTpBNP) and troponin (hs-TnT) were associated with subclinical LV dysfunction (LVD). These associations could inform the ability of these tests to identify which patients should undergo echocardiography.P...
A bias of Asparagine to Lysine mutations in SARS-CoV-2 outside the receptor binding domain affects protein flexibility.
FRONTIERS IN IMMUNOLOGY - 01 Jan 2022
COVID-19 pandemic has been threatening public health and economic development worldwide for over two years. Compared with the original SARS-CoV-2 strain reported in 2019, the Omicron variant (B.1.1.529.1) is more transmissible. This variant has 34 mutations in its Spike protein, 15 of which are present in the Receptor Binding Domain (RBD), facilitating viral internalization via binding to the a...
Rapid cardiovascular aging following allogeneic hematopoietic cell transplantation for hematological malignancy.
FRONTIERS IN CARDIOVASCULAR MEDICINE - 01 Jan 2022
Allogeneic hematopoietic cell transplantation (allo-HCT) offers a potential cure for high-risk hematological malignancy; however, long-term survivors experience increased cardiovascular morbidity and mortality. It is unclear how allo-HCT impacts cardiovascular function in the short-term. Thus, this 3-month prospective study sought to evaluate the short-term cardiovascular impact of allo-HCT in ...
Stepping towards More Intuitive Physical Activity Metrics with Wrist-Worn Accelerometry: Validity of an Open-Source Step-Count Algorithm.
SENSORS (BASEL, SWITZERLAND) - 18 Dec 2022
Stepping-based targets such as the number of steps per day provide an intuitive and commonly used method of prescribing and self-monitoring physical activity goals. Physical activity surveillance is increasingly being obtained from wrist-worn accelerometers. However, the ability to derive stepping-based metrics from this wear location still lacks validation and open-source methods. This study a...
People with type 2 diabetes' experiences of emotional support in Australian general practice: a qualitative study.
BJGP OPEN - 01 Dec 2022
Diabetes distress, experienced by up to 40% of people with type 2 diabetes (T2D), is the negative emotional response to the burden of living with and managing diabetes. It is associated with suboptimal glycaemia and diabetes self-management. Research indicates that people with diabetes do not recall being asked about emotional distress by healthcare professionals.To explore the experiences, nee...
Genetically personalised organ-specific metabolic models in health and disease.
NATURE COMMUNICATIONS - 29 Nov 2022
Understanding how genetic variants influence disease risk and complex traits (variant-to-function) is one of the major challenges in human genetics. Here we present a model-driven framework to leverage human genome-scale metabolic networks to define how genetic variants affect biochemical reaction fluxes across major human tissues, including skeletal muscle, adipose, liver, brain and heart. As ...
Prescribed opioid use is associated with adverse cardiovascular outcomes in community-dwelling older persons.
ESC HEART FAILURE - 01 Dec 2022
Prescribed opioids are commonly used in the older community-dwelling population for the treatment of chronic pain. Although the harmful effects of opioid abuse and overdose are well understood, little is known about the long-term cardiovascular (CV) effects of prescribed opioids. The aim of this study was to investigate the CV effects associated with prescribed opioid use.A post hoc analysis of...
Of Mice and Man: The Unwinding of CLEC-2 as an Antithrombotic Target?
THROMBOSIS AND HAEMOSTASIS - 01 Dec 2022
Brain and cardiovascular-related changes are associated with aging, hypertension, and atrial fibrillation.
CLINICAL AUTONOMIC RESEARCH : OFFICIAL JOURNAL OF THE CLINICAL AUTONOMIC RESEARCH SOCIETY - 01 Dec 2022
The neural pathways in which the brain regulates the cardiovascular system is via sympathetic and parasympathetic control of the heart and sympathetic control of the systemic vasculature. Various cortical and sub-cortical sites are involved, but how these critical brain regions for cardiovascular control are altered in healthy aging and other risk conditions that may contribute to cardiovascula...
: A Web Server for Predicting Cardiotoxicity of Small Molecules.cardioToxCSM
JOURNAL OF CHEMICAL INFORMATION AND MODELING - 24 Oct 2022
The design of novel, safe, and effective drugs to treat human diseases is a challenging venture, with toxicity being one of the main sources of attrition at later stages of development. Failure due to toxicity incurs a significant increase in costs and time to market, with multiple drugs being withdrawn from the market due to their adverse effects. Cardiotoxicity, for instance, was responsible ...
Spatiotemporal Investigation of Antibiotic Resistance in the Urban Water Cycle Influenced by Environmental and Anthropogenic Activity.
MICROBIOLOGY SPECTRUM - 26 Oct 2022
With increasing emergence of antimicrobial resistant bacteria (ARB) and the risk this poses to public health, there are growing concerns regarding water pollution contributing to the spread of antimicrobial resistance (AMR) through inadequate amenities and the rapid rate of urbanization. In this study, the impact of different anthropogenic factors on the prevalence of AMR in the urban water cyc...
APOE ε2 resilience for Alzheimer's disease is mediated by plasma lipid species: Analysis of three independent cohort studies.
ALZHEIMER'S & DEMENTIA : THE JOURNAL OF THE ALZHEIMER'S ASSOCIATION - 01 Nov 2022
The apolipoprotein E (APOE) genotype is the strongest genetic risk factor for late-onset Alzheimer's disease. However, its effect on lipid metabolic pathways, and their mediating effect on disease risk, is poorly understood.We performed lipidomic analysis on three independent cohorts (the Australian Imaging, Biomarkers and Lifestyle [AIBL] flagship study, n = 1087; the Alzheimer's Disease Neuro...
How Dietary Fibre, Acting via the Gut Microbiome, Lowers Blood Pressure.
CURRENT HYPERTENSION REPORTS - 01 Nov 2022
To discuss the interplay behind how a high-fibre diet leads to lower blood pressure (BP) via the gut microbiome.Compelling evidence from meta-analyses support dietary fibre prevents the development of cardiovascular disease and reduces BP. This relation is due to gut microbial metabolites, called short-chain fatty acids (SCFAs), derived from fibre fermentation. The SCFAs acetate, propionate and...
