0000000001092319

AUTHOR

Mercedes Heras

0000-0002-5285-154x

showing 2 related works from this author

Remarkable quantitative and qualitative differences in HDL after niacin or fenofibrate therapy in type 2 diabetic patients

2014

Abstract HDL-increasing drugs such as fenofibrate and niacin have failed to decrease the cardiovascular risk in patients with type 2 diabetes. Drug-mediated quantitative and qualitative HDL modifications could be involved in these negative results. To evaluate the quantitative and qualitative effects of niacin and fenofibrate on HDL in patients with type 2 diabetes, a prospective, randomised controlled intervention trial was conducted. Thirty type 2 diabetic patients with low HDL were randomised to receive either fenofibrate (FFB) or niacin + laropiprant (ERN/LPR) as an add-on to simvastatin treatment for 12 weeks according to a crossover design. At the basal point and after each interventi…

MaleSimvastatinIndolesTime FactorsType 2 diabetesHigh-Density Lipoproteins Pre-betaAntioxidantsBasal (phylogenetics)chemistry.chemical_compoundFenofibrateProspective StudiesHypolipidemic AgentsFenofibrateMiddle AgedOxidantsPON1Up-RegulationTreatment OutcomeDrug Therapy CombinationFemalelipids (amino acids peptides and proteins)Cardiology and Cardiovascular MedicineNiacinmedicine.drugAdultmedicine.medical_specialtyNiacinbehavioral disciplines and activitiesInternal medicinemedicineHumansMetabolomicsParticle SizeAgedDyslipidemiasbusiness.industryCholesterolCholesterol HDLnutritional and metabolic diseasesmedicine.diseaseCrossover studyCross-Sectional StudiesEndocrinologyDiabetes Mellitus Type 2chemistrySpainSimvastatinHydroxymethylglutaryl-CoA Reductase InhibitorsbusinessBiomarkersAtherosclerosis
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Lipoprotein hydrophobic core lipids are partially extruded to surface in smaller HDL: "Herniated" HDL, a common feature in diabetes

2016

AbstractRecent studies have shown that pharmacological increases in HDL cholesterol concentrations do not necessarily translate into clinical benefits for patients, raising concerns about its predictive value for cardiovascular events. Here we hypothesize that the size-modulated lipid distribution within HDL particles is compromised in metabolic disorders that have abnormal HDL particle sizes, such as type 2 diabetes mellitus (DM2). By using NMR spectroscopy combined with a biochemical volumetric model we determined the size and spatial lipid distribution of HDL subclasses in a cohort of 26 controls and 29 DM2 patients before and after two drug treatments, one with niacin plus laropiprant a…

AdultMale0301 basic medicineSimvastatinmedicine.medical_specialtyIndolesMagnetic Resonance SpectroscopySurface Properties030204 cardiovascular system & hematologyMicroscopy Atomic ForceNiacinArticle03 medical and health scienceschemistry.chemical_compound0302 clinical medicineFenofibrateInternal medicinemedicineHumansTriglyceridesAgedFluorescent DyesMultidisciplinaryFenofibrateCholesterolCholesterol HDLType 2 Diabetes Mellitusnutritional and metabolic diseasesLipid metabolismMiddle AgedLipid MetabolismLipids030104 developmental biologyEndocrinologyDiabetes Mellitus Type 2chemistryBiochemistryCardiovascular DiseasesSimvastatinFemalelipids (amino acids peptides and proteins)LaropiprantNiacinLipoproteinmedicine.drug
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