Publications by authors named "Michan A"

Article Synopsis
  • * Analysis showed that while LDL-cholesterol reductions over time were similar for both sexes, a higher percentage of males had existing cardiovascular disease both at enrollment and during follow-up compared to females.
  • * Notably, males experienced their first ASCVD event at a median age of 50.6 years, significantly earlier than females, who had their first event at a median age of 61.6 years, highlighting important sex-related differences in
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Article Synopsis
  • * Out of 696 patients studied, a high persistence rate of 96.1% with PCSK9i treatment was observed over a median follow-up of 3.7 years, leading to significant reductions in LDL-C levels.
  • * The treatment not only improved cholesterol management, with 77% reaching 2016 LDL-C goals, but also maintained a good quality of life for the patients throughout the study period.
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Aims: Knowledge of the features of patients with familial hypercholesterolaemia (FH) who are protected from atherosclerotic cardiovascular disease (ASCVD) is important for the clinical and prognostic care of this apparently high-risk condition. Our aim was to investigate the determinant and characteristics of patients with FH who are protected from ASCVD and have normal life expectancy, so-called 'resilient' FH (R-FH).

Methods And Results: Spanish Familial Hypercholesterolaemia cohort study (SAFEHEART) is an open, multicentre, nation-wide, long-term prospective cohort study in genetically defined patients with heterozygous FH in Spain.

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Introduction And Objectives: The SAFEHEART study was designed to analyze the situation of familial heterozygous hypercholesterolemia (FHH) and improve knowledge of this disease in Spain. Our objective was to determine the incidence rate of cardiovascular events, the estimated risk of developing an event and its modification, the use of lipid-lowering treatment, and the achievement of low-density lipoprotein cholesterol targets in patients with FHH.

Methods: SAFEHEART is a prospective, open, multicenter, nationwide cohort study, with long-term protocol-based follow-up in a population of individuals with molecularly-characterized FHH.

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Background: Maximal doses of potent statins are the basement of treatment of familial hypercholesterolemia (FH). Little is known about the use of different statin regimens in FH.

Objectives: The objectives of the study were to describe the treatment changes and low-density lipoprotein cholesterol (LDL-C) goal achievement with atorvastatin (ATV) and rosuvastatin (RV) in the SAFEHEART cohort, as well as to analyze the incidence of atherosclerotic cardiovascular events (ACVEs) and changes in the cardiovascular risk.

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Forming a stable solid electrolyte interphase (SEI) is critical for rechargeable batteries' performance and lifetime. Understanding its formation requires analytical techniques that provide molecular-level insight. Here, dynamic nuclear polarization (DNP) is utilized for the first time to enhance the sensitivity of solid-state NMR (ssNMR) spectroscopy to the SEI.

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The solid electrolyte interphase (SEI) of the high capacity anode material Si is monitored over multiple electrochemical cycles by (7)Li, (19)F, and (13)C solid-state nuclear magnetic resonance spectroscopies, with the organics dominating the SEI. Homonuclear correlation experiments are used to identify the organic fragments -OCH2CH2O-, -OCH2CH2-, -OCH2CH3, and -CH2CH3 contained in both oligomeric species and lithium semicarbonates ROCO2Li, RCO2Li. The SEI growth is correlated with increasing electrode tortuosity by using focused ion beam and scanning electron microscopy.

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Invasive aspergillosis (IA) is a leading cause of mortality in haematological patients. Appropriate activation of the innate immune system is crucial for the successful clearance of IA. Therefore, we studied the Aspergillus fumigatus-mediated activation of human granulocytes and monocyte-derived immature dendritic cells (DCs), as well as murine bone marrow-derived DCs (BMDCs) from wild type, toll-like receptor (TLR)4-deficient, TLR2 knockout, and TLR2/TLR4 double deficient mice.

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Macrophage Fcgamma receptors (FcgammaRs) are critical for host defense against infection and have an important role in immune cytopenias. Modulation of macrophage FcgammaRs expression is a potential therapeutic approach to immune disorders. Glucocorticoids and synthetic progesterone analogues decrease macrophage FcgammaRs expression.

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We reviewed the clinical features and uric acid metabolism in 37 female patients with gout. In 32 female patients (86%), gout was diagnosed after menopause. Among the five premenopausal patients, four had renal insufficiency and one had superactivity of phosphoribosylpyrophosphate synthetase.

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A prospective analysis of 27,987 serum samples revealed a uricemia less than 2.0 mg/dl in 172 patients (prevalence of 0.61%).

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Monitoring of plasma oxypurinol has been proposed to prevent allopurinol side effects. An 89-year-old man developed a severe desquamative rash, fever, eosinophilia, hepatocellular injury and renal failure after allopurinol administration. Eight hours after the last dose, plasma allopurinol was undetectable and plasma oxypurinol was 50 mumol/l.

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