0000000000535538

AUTHOR

Reinhard Schinzel

showing 2 related works from this author

Effects of oral niacin on endothelial dysfunction in patients with coronary artery disease: Results of the randomized, double-blind, placebo-controll…

2009

High-density-lipoproteins-cholesterol (HDL-C) is invertedly related to the incidence of cardiovascular events. Recent studies suggest that HDL-C directly improves endothelial function. Nicotinic acid (niacin) effectively raises serum HDL-C. We therefore hypothesized that treatment with niacin improves endothelial dysfunction in patients with coronary artery disease (CAD). One hundred seven patients with CAD were randomly assigned to double-blinded treatment for 12 weeks with extended-release (ER)-niacin 1000 mg/day (N) or placebo (C), respectively. Flow-mediated dilation (FMD) of the brachial artery, nitroglycerin-mediated endothelium-independent dilation (NMD) and serum lipid concentration…

Blood GlucoseMalemedicine.medical_specialtyBrachial ArteryVasodilator AgentsAdministration OralCoronary Artery DiseasePlaceboNiacinGastroenterologyCoronary artery diseaseNitroglycerinchemistry.chemical_compoundHigh-density lipoproteinDouble-Blind MethodInternal medicinemedicine.arterymedicineHumansProspective StudiesPhosphorylationEndothelial dysfunctionBrachial arteryTriglyceridesAgedUltrasonographyVascular diseasebusiness.industryCholesterol HDLMicrofilament Proteinsnutritional and metabolic diseasesCholesterol LDLMiddle AgedPhosphoproteinsmedicine.diseaseVasodilationB vitaminsTreatment OutcomeEndocrinologychemistryDelayed-Action PreparationsFemalelipids (amino acids peptides and proteins)Endothelium VascularCardiology and Cardiovascular MedicinebusinessCell Adhesion MoleculesBiomarkersNiacinAtherosclerosis
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A single loading dose of clopidogrel causes dose-dependent improvement of endothelial dysfunction in patients with stable coronary artery disease: Re…

2006

Clinical studies have demonstrated beneficial effects for clopidogrel in patients with atherothrombotic disease. Recent in vitro studies identified stimulating effects of clopidogrel on endothelial cells, pointing towards mechanisms of action beyond the inhibition of platelet aggregation. We hypothesized that in vivo use of clopidogrel improves endothelial dysfunction in patients with coronary artery disease (CAD). Fifty-eight patients with CAD were randomly assigned to double-blinded oral administration of one single dose of clopidogrel 300 mg (C300) or 600 mg (C600), respectively. Endothelial function was assessed by measurement of flow-mediated dilation (FMD) of the brachial artery befor…

Blood PlateletsMalemedicine.medical_specialtyTiclopidineCoronary Artery DiseaseLoading doseCoronary artery diseaseP2Y12Double-Blind MethodSuperoxidesmedicine.arteryInternal medicinePurinergic P2 Receptor AntagonistsHumansMedicinePlateletcardiovascular diseasesBrachial arteryEndothelial dysfunctionAgedbusiness.industryVascular diseaseMicrofilament ProteinsMiddle AgedPhosphoproteinsmedicine.diseaseClopidogrelReceptors Purinergic P2Y12ClopidogrelAnesthesiaCardiologyFemaleEndothelium VascularCardiology and Cardiovascular MedicinebusinessCell Adhesion MoleculesDilatation Pathologiccirculatory and respiratory physiologymedicine.drugAtherosclerosis
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