2016
Cumulative stress and autonomic dysregulation in a community sample
Lampert R, Tuit K, Hong KI, Donovan T, Lee F, Sinha R. Cumulative stress and autonomic dysregulation in a community sample. Stress 2016, 19: 269-279. PMID: 27112063, PMCID: PMC5072401, DOI: 10.1080/10253890.2016.1174847.Peer-Reviewed Original ResearchConceptsHeart rate variabilityAdverse life eventsChronic stressLife eventsPoor cardiovascular outcomesChronic stressorsCardiac autonomic functionPrimary preventive strategiesAmbulatory ECG monitoringCumulative stress scoreRegression analysisLow-frequency powerNon-invasive measureRecent life eventsCumulative stressCardiovascular outcomesAutonomic functionAutonomic dysregulationPreventive strategiesNN intervalsAutonomic statusHealthy individualsHealth behaviorsECG monitoringRate variability
2010
Effects of Reiki on Autonomic Activity Early After Acute Coronary Syndrome
Friedman RS, Burg MM, Miles P, Lee F, Lampert R. Effects of Reiki on Autonomic Activity Early After Acute Coronary Syndrome. Journal Of The American College Of Cardiology 2010, 56: 995-996. PMID: 20828654, DOI: 10.1016/j.jacc.2010.03.082.Peer-Reviewed Original ResearchCommon Genes Contribute to Depressive Symptoms and Heart Rate Variability: The Twins Heart Study
Su S, Lampert R, Lee F, Bremner JD, Snieder H, Jones L, Murrah NV, Goldberg J, Vaccarino V. Common Genes Contribute to Depressive Symptoms and Heart Rate Variability: The Twins Heart Study. Twin Research And Human Genetics 2010, 13: 1-9. PMID: 20158303, PMCID: PMC2905576, DOI: 10.1375/twin.13.1.1.Peer-Reviewed Original ResearchConceptsHeart rate variabilityCoronary artery diseaseDepressive symptomsHRV indicesReduced heart rate variabilityRate variabilityElectrocardiographic Holter recordingsMeasurements of HRVBeck Depression Inventory-IICurrent depressive symptomsSignificant inverse correlationVietnam Era Twin RegistryFrequency domain variablesBivariate genetic modelingCommon neurobiological dysfunctionArtery diseaseAutonomic dysregulationHolter recordingsHeart StudyMiddle-aged male twinsHRV frequencySymptomsCommon genetic componentInventory-IIHigh frequency
2009
Pleiotropy of C-Reactive Protein Gene Polymorphisms With C-Reactive Protein Levels and Heart Rate Variability in Healthy Male Twins
Su S, Lampert R, Zhao J, Bremner JD, Miller A, Snieder H, Lee F, Khan D, Goldberg J, Vaccarino V. Pleiotropy of C-Reactive Protein Gene Polymorphisms With C-Reactive Protein Levels and Heart Rate Variability in Healthy Male Twins. The American Journal Of Cardiology 2009, 104: 1748-1754. PMID: 19962488, PMCID: PMC2818743, DOI: 10.1016/j.amjcard.2009.07.063.Peer-Reviewed Original ResearchConceptsC-reactive protein levelsHeart rate variabilityCRP gene polymorphismsCoronary artery diseaseCRP levelsGene polymorphismsArtery diseaseHRV indicesSymptomatic coronary artery diseaseReduced heart rate variabilityRate variabilityLower heart rate variabilityC-Reactive Protein Gene PolymorphismsPlasma CRP levelsCRP plasma levelsCRP single-nucleotide polymorphismsMale twinsProtein levelsSingle nucleotide polymorphismsHealthy male twinsBivariate structural equation modelingHigh-frequency powerCRP geneFrequency domain measuresProtein gene polymorphismsA Twin Study of Metabolic Syndrome and Autonomic Tone
GEHI AK, LAMPERT R, VELEDAR E, LEE F, GOLDBERG J, JONES L, MURRAH N, ASHRAF A, VACCARINO V. A Twin Study of Metabolic Syndrome and Autonomic Tone. Journal Of Cardiovascular Electrophysiology 2009, 20: 422-428. PMID: 19054251, PMCID: PMC2722434, DOI: 10.1111/j.1540-8167.2008.01363.x.Peer-Reviewed Original ResearchConceptsLower heart rate variabilityHeart rate variabilityAutonomic toneMetS componentsMetabolic syndromeMetS risk factorsHigher cardiovascular mortalityCoronary heart diseaseOne-unit incrementTwin pairsCardiovascular mortalityCardiac deathOverall mortalityAtrial fibrillationPotential confoundersHeart diseaseRisk factorsHeart StudyMiddle-aged male twinsAbnormal modulationRate variabilityMale twinsMetS.MetSSyndrome
2008
Decreased heart rate variability is associated with higher levels of inflammation in middle-aged men
Lampert R, Bremner JD, Su S, Miller A, Lee F, Cheema F, Goldberg J, Vaccarino V. Decreased heart rate variability is associated with higher levels of inflammation in middle-aged men. American Heart Journal 2008, 156: 759.e1-759.e7. PMID: 18926158, PMCID: PMC2587932, DOI: 10.1016/j.ahj.2008.07.009.Peer-Reviewed Original ResearchConceptsC-reactive proteinCoronary artery diseaseBody mass indexHeart rate variabilityTraditional risk factorsInterleukin-6Risk factorsAutonomic functionPhysical activityDevelopment of CADSymptomatic coronary artery diseaseTraditional CAD risk factorsHigh-density lipoprotein cholesterolRate variabilityGraded inverse relationshipCAD risk factorsMiddle-aged menHigh-density lipoproteinAmbulatory electrocardiogram monitoringHigh-frequency powerAutonomic dysfunctionLipoprotein cholesterolArtery diseaseMass indexAutonomic dysregulationDepressive Symptoms and Heart Rate Variability: Evidence for a Shared Genetic Substrate in a Study of Twins
Vaccarino V, Lampert R, Bremner JD, Lee F, Su S, Maisano C, Murrah NV, Jones L, Jawed F, Afzal N, Ashraf A, Goldberg J. Depressive Symptoms and Heart Rate Variability: Evidence for a Shared Genetic Substrate in a Study of Twins. Psychosomatic Medicine 2008, 70: 628-636. PMID: 18606724, PMCID: PMC5884077, DOI: 10.1097/psy.0b013e31817bcc9e.Peer-Reviewed Original Research
2007
Effect of acetylcholinesterase inhibition with pyridostigmine on cardiac parasympathetic function in sedentary adults and trained athletes
Dewland TA, Androne AS, Lee FA, Lampert RJ, Katz SD. Effect of acetylcholinesterase inhibition with pyridostigmine on cardiac parasympathetic function in sedentary adults and trained athletes. AJP Heart And Circulatory Physiology 2007, 293: h86-h92. PMID: 17322413, DOI: 10.1152/ajpheart.01339.2006.Peer-Reviewed Original ResearchConceptsHeart rate recoveryPostexercise heart rate recoveryCardiac parasympathetic functionCardiac parasympathetic toneHeart rate variabilityRate recoveryParasympathetic toneSedentary adultsFrequency domain indicesHeart rateParasympathetic functionRate variabilityParasympathetic regulationSingle oral doseCardiac parasympathetic regulationExercise trainingCrossover trialOral doseParasympathetic pathwaysSedentary subjectsPyridostigmineHuman studiesPlaceboEfferent signalsAcetylcholinesterase inhibitors
2005
Effects of Psychologic Stress on Repolarization and Relationship to Autonomic and Hemodynamic Factors
LAMPERT R, SHUSTERMAN V, BURG MM, LEE FA, EARLEY C, GOLDBERG A, MCPHERSON CA, BATSFORD WP, SOUFER R. Effects of Psychologic Stress on Repolarization and Relationship to Autonomic and Hemodynamic Factors. Journal Of Cardiovascular Electrophysiology 2005, 16: 372-377. PMID: 15828878, DOI: 10.1046/j.1540-8167.2005.40580.x.Peer-Reviewed Original ResearchConceptsT-wave alternansMental stressVentricular arrhythmiasPsychological stressAmbulatory ECG monitoringT-wave amplitudePathophysiologic linkSusceptible patientsSystolic BPRepolarization indicesAlters indicesPsychologic stressRepolarization changesSudden deathPatientsHemodynamic factorsT-wave areaStress protocolECG monitoringArrhythmiasPhysiologic pathwaysRepolarizationMyocardial heterogeneityICDHr
2003
Effects of propranolol on recovery of heart rate variability following acute myocardial infarction and relation to outcome in the Beta-Blocker Heart Attack Trial
Lampert R, Ickovics JR, Viscoli CJ, Horwitz RI, Lee FA. Effects of propranolol on recovery of heart rate variability following acute myocardial infarction and relation to outcome in the Beta-Blocker Heart Attack Trial. The American Journal Of Cardiology 2003, 91: 137-142. PMID: 12521623, DOI: 10.1016/s0002-9149(02)03098-9.Peer-Reviewed Original ResearchConceptsBeta-Blocker Heart Attack TrialAcute myocardial infarctionHeart rate variabilityPlacebo-treated patientsHeart Attack TrialMyocardial infarctionEffect of propranololBeta blockersAttack TrialDepressed heart rate variabilityRate variabilityRecovery of HRVLF/HF ratioPropranolol-treated patientsWeeks of treatmentHF ratioHigh-frequency powerPropranolol therapyPropranolol treatmentSympathetic predominanceAutonomic toneParasympathetic toneSympathovagal balanceImproved outcomesSudden death
2002
Heart rate variability during the week of September 11, 2001.
Lampert R, Baron SJ, McPherson CA, Lee FA. Heart rate variability during the week of September 11, 2001. JAMA 2002, 288: 575. PMID: 12150667, DOI: 10.1001/jama.288.5.575.Peer-Reviewed Original Research
2001
Cardiac responses to insulin-induced hypoglycemia in nondiabetic and intensively treated type 1 diabetic patients
Russell R, Chyun D, Song S, Sherwin R, Tamborlane W, Lee F, Pfeifer M, Rife F, Wackers F, Young L. Cardiac responses to insulin-induced hypoglycemia in nondiabetic and intensively treated type 1 diabetic patients. AJP Endocrinology And Metabolism 2001, 281: e1029-e1036. PMID: 11595660, DOI: 10.1152/ajpendo.2001.281.5.e1029.Peer-Reviewed Original ResearchMeSH KeywordsAdultCardiac OutputCatecholaminesChemical PrecipitationDiabetes Mellitus, Type 1DiastoleEpinephrineFatty Acids, NonesterifiedFemaleGlucagonGlucose Clamp TechniqueHeartHeart RateHumansHydrocortisoneHypoglycemiaInsulinLactic AcidMaleNorepinephrinePolyethylene GlycolsStroke VolumeSystoleVentricular Function, LeftConceptsType 1 diabetic patientsInsulin-induced hypoglycemiaNondiabetic groupType 1 diabetesDiabetic subjectsEuglycemic hyperinsulinemiaDiabetic patientsNondiabetic subjectsCardiac responseLeft ventricular systolicHealthy nondiabetic subjectsEquilibrium radionuclide angiographyDiabetic groupDiastolic functionVentricular systolicCardiovascular consequencesVentricular functionBlunted increaseCardiac outputGlucagon concentrationsPlasma catecholaminesRadionuclide angiographyInsulin infusionEuglycemic conditionsHypoglycemiaDay-to-day reproducibility of mental stress-induced abnormal left ventricular function response in patients with coronary artery disease and its relationship to autonomic activation
Jain D, Joska T, Lee F, Burg M, Lampert R, Zaret B. Day-to-day reproducibility of mental stress-induced abnormal left ventricular function response in patients with coronary artery disease and its relationship to autonomic activation. Journal Of Nuclear Cardiology 2001, 8: 347-355. PMID: 11391305, DOI: 10.1067/mnc.2001.113517.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseSystolic blood pressureLV ejection fractionLV dysfunctionRate-pressure productBlood pressureAnger recallMS taskHeart rate variabilityAutonomic activationLVEF responseArtery diseaseMental stressSympathetic activationHeart rateSymptomatic coronary artery diseaseRate variabilityAbnormal LVEF responseVentricular function responseChronic stable anginaExercise-induced ischemiaLeft ventricular dysfunctionAdverse prognostic signLF/HFCardiac medications