Lipidomics is increasingly becoming a viable method for researchers to routinely identify the various sterols present in samples, beyond just measuring cholesterol itself. In particular, the measurement of intermediates in cholesterol synthesis can shed new insights into not only the flux through the pathway, but also numerous disease states where levels of sterol intermediates are drastically altered. In this review, we indicate several intermediates that are relevant to disease, and discuss the challenges for analysing them, including the need for standardised methodology or universal controls across the lipidomics field.
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http://dx.doi.org/10.1016/j.jgg.2014.03.001 | DOI Listing |
Alzheimers Dement
December 2024
Huashan Hospital, Fudan University, Shanghai, China.
Background: Identifying circulating metabolites associated with dementia, cognition, and brain volume may improve the understanding of dementia pathogenesis and provide novel insights for preventive and therapeutic interventions.
Method: This cohort study included a total of 87,885 participants (median follow-up 9.1 years, 54% female) without dementia at baseline from the UK Biobank.
JAMA Cardiol
January 2025
Cardiology Division, Department of Medicine, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, New York.
Importance: Apolipoprotein B (apoB) distribution and its implications as an atherosclerotic cardiovascular disease (ASCVD) risk-enhancing factor among individuals of diverse Hispanic or Latino backgrounds have not been described.
Objective: To describe the distribution of apoB in the Hispanic Community Health Study/Study of Latinos (HCHS/SOL) cohort and to characterize associations of baseline sociodemographic and clinical variables with apoB and self-identified Hispanic or Latino background.
Design, Setting, And Participants: The HCHS/SOL was a prospective, population-based cohort study of diverse Hispanic or Latino adults living in the US who were recruited and screened between March 2008 and June 2011.
World J Cardiol
December 2024
Department of Neurology, Peking University People's Hospital, Beijing 100044, China.
Background: The American Heart Association defines cardiovascular health in terms of four behaviors (smoking, diet, physical activity, and body weight) and three factors (plasma glucose, cholesterol, and blood pressure). By this definition, the prevalence of ideal cardiovascular health behaviors and factors (ICHBF) is negatively correlated with all-cause mortality and risks of cardiovascular and cerebrovascular diseases and malignancy.
Aim: To investigate the changing trends of cardiovascular and cerebrovascular health scores in the Kailuan study population from 2006 to 2011.
Arch Toxicol
December 2024
Nutrition, Metabolism and Genomics Group, Division of Human Nutrition and Health, Wageningen University, Wageningen, The Netherlands.
Propiconazole is a triazole fungicide previously shown to induce triglyceride accumulation in human liver HepaRG cells, potentially via activation of the Pregnane X Receptor (PXR). However, whether propiconazole can disrupt hepatic and whole-body metabolism in vivo is currently unknown. Therefore, we aimed to examine the metabolic effects of propiconazole in the context of metabolic dysfunction-associated steatotic liver disease (MASLD), obesity, and insulin resistance.
View Article and Find Full Text PDFExp Neurol
December 2024
Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden; Department of Basic and Clinical Neuroscience, King's College London, London, UK. Electronic address:
The β-sitosterol-β-ᴅ-glucoside (BSSG) rat model of experimental parkinsonism develops pathological behaviour and motor changes that progress over time. The purpose of this study was to identify early changes in structure and function of the brain of rats treated with BSSG using both structural and resting-state functional MRI. BSSG and non-BSSG rats were fed five days a week for sixteen weeks, then underwent in vivo MRI scans and an assessment of motor performance 2 and 8 weeks later (18 and week 24 from BSSG).
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