2007
Radical scavenging for renal protection in cardiac surgery
Fischer U, Mehlhorn U. Radical scavenging for renal protection in cardiac surgery. Clinical Research In Cardiology Supplements 2007, 2: s81-s84. DOI: 10.1007/s11789-006-0042-9.Peer-Reviewed Original Research
2005
Regulation of endothelial Nitric Oxide Synthase (eNOS) activity in myocardium subjected to cardioplegic arrest
Fischer U, Klass O, Kanani G, Geissler H, Stock U, Fischer J, Bloch W, Mehlhorn U. Regulation of endothelial Nitric Oxide Synthase (eNOS) activity in myocardium subjected to cardioplegic arrest. The Thoracic And Cardiovascular Surgeon 2005, 53 DOI: 10.1055/s-2005-862061.Peer-Reviewed Original ResearchMild Hypothermia Impairs Left Ventricular Diastolic but Not Systolic Function
Fischer U, Cox C, Laine G, Mehlhorn U, Allen S. Mild Hypothermia Impairs Left Ventricular Diastolic but Not Systolic Function. Journal Of Investigative Surgery 2005, 18: 291-296. PMID: 16319049, DOI: 10.1080/08941930500327047.Peer-Reviewed Original ResearchConceptsPreload recruitable stroke workSystolic functionCardiopulmonary bypassCardiac outputCardioplegic arrestBody temperatureEarly post-CPB periodPost-CPB periodImpact of hypothermiaLeft ventricular functionRecruitable stroke workDP/Ventricular diastolicDiastolic functionCardiac dysfunctionVentricular functionLV diastolicHYPO groupCPB periodMyocardial protectionAnesthetized dogsMild hypothermiaStroke workLV micromanometerBaseline levels
2004
Myocardial apoptosis prevention by radical scavenging in patients undergoing cardiac surgery
Fischer U, Tossios P, Huebner A, Geissler H, Bloch W, Mehlhorn U. Myocardial apoptosis prevention by radical scavenging in patients undergoing cardiac surgery. Journal Of Thoracic And Cardiovascular Surgery 2004, 128: 103-108. PMID: 15224028, DOI: 10.1016/j.jtcvs.2003.11.034.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcysteineAgedApoptosisCardiopulmonary BypassCaspase 3Caspase 7CaspasesCoronary Artery BypassCoronary Artery DiseaseDouble-Blind MethodEnzyme ActivationFemaleFree Radical ScavengersHeart RateHumansMaleMiddle AgedMyocardiumMyocytes, CardiacTreatment OutcomeVascular ResistanceVentricular Function, LeftVentricular PressureConceptsVentricular biopsy samplesN-acetylcysteineCardioplegic arrestBiopsy samplesCoronary artery bypass graft patientsLeft ventricular cardiac myocytesCardiac surgery patientsBypass graft patientsDouble-blind fashionConfidence intervalsCaspase-3Apoptosis inductionVentricular cardiac myocytesOxygen-derived speciesGraft patientsGray unitsSurgery patientsCardiac surgeryCardiopulmonary bypassClinical outcomesActive caspase-3Myocardial ischemiaApoptosis signal cascadePatientsCardiac myocytesEffect of the Na+/H+ exchange inhibitor eniporide on cardiac performance and myocardial high energy phosphates in pigs subjected to cardioplegic arrest
Klass O, Fischer U, Perez E, Easo J, Bosse M, Fischer J, Tossios P, Mehlhorn U. Effect of the Na+/H+ exchange inhibitor eniporide on cardiac performance and myocardial high energy phosphates in pigs subjected to cardioplegic arrest. The Annals Of Thoracic Surgery 2004, 77: 658-663. PMID: 14759455, DOI: 10.1016/s0003-4975(03)01604-7.Peer-Reviewed Original ResearchMeSH KeywordsAdenine NucleotidesAnimalsCardiopulmonary BypassDose-Response Relationship, DrugEnergy MetabolismGlycogenGuanidinesHeart Arrest, InducedHemodynamicsMyocardial ContractionMyocardial Reperfusion InjuryPremedicationSodium-Hydrogen ExchangersSulfonesSwineVentricular Function, LeftWater-Electrolyte BalanceConceptsIschemia/reperfusionCardiopulmonary bypassCardioplegic arrestCrystalloid cardioplegic arrestCardiac performanceMyocardial adenine nucleotidesPreload recruitable stroke workMyocardial ischemia/reperfusionLeft ventricular isovolumic relaxationCold crystalloid cardioplegic arrestRecruitable stroke workMyocardial high-energy phosphatesHigh-energy phosphate contentHealthy pig heartsVentricular isovolumic relaxationAdenine nucleotidesRelevant pig modelHigh-energy phosphatesCardiac indexStandard hemodynamicsAcute studySystemic infusionStroke workVascular pressuresIsovolumic relaxation