2018
Preclinical Pharmacology in the Rhesus Monkey of CW 1759-50, a New Ultra-short Acting Nondepolarizing Neuromuscular Blocking Agent, Degraded and Antagonized by L-Cysteine.
Savarese JJ, Sunaga H, McGilvra JD, Belmont MR, Murrell MT, Jeannotte E, Cooke FE, Wastila WB, Heerdt PM. Preclinical Pharmacology in the Rhesus Monkey of CW 1759-50, a New Ultra-short Acting Nondepolarizing Neuromuscular Blocking Agent, Degraded and Antagonized by L-Cysteine. Anesthesiology 2018, 129: 970-988. PMID: 30212413, DOI: 10.1097/aln.0000000000002408.Peer-Reviewed Original ResearchConceptsNeuromuscular blocking agentsMean arterial pressureBlocking agentArterial pressureNeuromuscular blockadeHeart rateNew neuromuscular blocking agentRhesus monkeysNondepolarizing neuromuscular blocking agentDuration of actionStudy of bolusCirculatory effectsPreclinical pharmacologyControl infusionInstitutional Animal CareED95Large dosesSpontaneous recoveryGantacuriumDose ratioL-cysteineInfusionBolusUse CommitteeRecovery intervalBlood Pressure Targets in Perioperative Care
Meng L, Yu W, Wang T, Zhang L, Heerdt PM, Gelb AW. Blood Pressure Targets in Perioperative Care. Hypertension 2018, 72: 806-817. PMID: 30354725, DOI: 10.1161/hypertensionaha.118.11688.Peer-Reviewed Original Research
2016
Dose–response and Cardiopulmonary Side Effects of the Novel Neuromuscular-blocking Drug CW002 in Man
Heerdt PM, Sunaga H, Owen JS, Murrell MT, Malhotra JK, Godfrey D, Steinkamp M, Savard P, Savarese JJ, Lien CA. Dose–response and Cardiopulmonary Side Effects of the Novel Neuromuscular-blocking Drug CW002 in Man. Anesthesiology 2016, 125: 1136-1143. PMID: 27749289, DOI: 10.1097/aln.0000000000001386.Peer-Reviewed Original ResearchConceptsCardiopulmonary side effectsHistamine releaseSide effectsBlood pressureHealthy subjectsHeart rateSevoflurane/nitrous oxideDose-escalation clinical trialDynamic airway complianceNeuromuscular-blocking drugsEscalation clinical trialPlasma histamine concentrationSigmoid Emax modelClinical recoveryClinical durationAdductor pollicisTwitch depressionAirway complianceNeuromuscular blockadeClinical trialsPreclinical studiesArterial bloodEmax modelHistamine concentrationCW002
2014
Comparative pharmacodynamics of pancuronium, cisatracurium, and CW002 in rabbits.
Diaz LL, Zhang J, Heerdt PM. Comparative pharmacodynamics of pancuronium, cisatracurium, and CW002 in rabbits. Journal Of The American Association For Laboratory Animal Science 2014, 53: 283-9. PMID: 24827571, PMCID: PMC4128567.Peer-Reviewed Original ResearchConceptsNeuromuscular blocking drugsRecovery indexNew Zealand white rabbitsPotential side effectsCross-over designZealand white rabbitsComparative PharmacodynamicsBlocking drugsPharmacologic reversalMuscle twitchCisatracuriumPancuroniumAnesthetized rabbitsSide effectsCW002Cholinergic manipulationsSurvival proceduresSimilar onsetWhite rabbitsEffective doseSurvival studiesLonger durationDrugsRabbitsTime course
2010
Pharmacodynamics and Cardiopulmonary Side Effects of CW002, a Cysteine-reversible Neuromuscular Blocking Drug in Dogs
Heerdt PM, Malhotra JK, Pan BY, Sunaga H, Savarese JJ. Pharmacodynamics and Cardiopulmonary Side Effects of CW002, a Cysteine-reversible Neuromuscular Blocking Drug in Dogs. Anesthesiology 2010, 112: 910-916. PMID: 20234311, DOI: 10.1097/aln.0b013e3181d31f71.Peer-Reviewed Original ResearchConceptsX ED95Neuromuscular blocking drugsCardiopulmonary side effectsVascular resistanceArterial pressureBlocking drugsCardiac outputHistamine releaseSide effectsMean pulmonary artery pressurePulmonary artery pressurePulmonary vascular resistanceSystemic vascular resistanceMean arterial pressurePulmonary arterial pressureArtery pressureHemodynamic effectsPulmonary complianceVentricular contractilityInspiratory pressureNeuromuscular blockadeVentricular pressureED95Large dosesCW002Cysteine Reversal of the Novel Neuromuscular Blocking Drug CW002 in Dogs
Sunaga H, Malhotra JK, Yoon E, Savarese JJ, Heerdt PM. Cysteine Reversal of the Novel Neuromuscular Blocking Drug CW002 in Dogs. Anesthesiology 2010, 112: 900-909. PMID: 20234310, DOI: 10.1097/aln.0b013e3181d31f8c.Peer-Reviewed Original ResearchConceptsOrgan toxicityHeart rateIsoflurane-nitrous oxide anesthesiaAcute cardiovascular effectsNeuromuscular blocking drugsDose-response relationshipDose-dependent mannerEndogenous L-cysteineCardiovascular effectsHemodynamic effectsMedian durationArterial pressureBlood pressureBlocking drugsHistologic evidenceNeuromuscular blockadeOxide anesthesiaTwitch recoveryMuscle recoveryHistopathologic analysisMuscle twitchLarge doseCW002Additional groupDose
2006
Hemodynamic Effects of Di-Sec-Butyl Phenol, an Anesthetic Substituted Phenol
Deau J, Heerdt PM, H.S. The A, Wang Q. Hemodynamic Effects of Di-Sec-Butyl Phenol, an Anesthetic Substituted Phenol. Pharmacology 2006, 76: 117-122. PMID: 16374073, DOI: 10.1159/000090501.Peer-Reviewed Original ResearchConceptsMean blood pressureBlood pressureHeart rateHemodynamic effectsSympathetic nervous systemAge-dependent elevationHuman neuroblastoma cell lineRelease of catecholaminesSH-SY5Y cellsNeuroblastoma cell linesGanglionic blockadeNorepinephrine releaseNervous systemControl valuesYoung rabbitsCell linesElderly rabbitsRabbitsHypnosisHexamethoniumBlockadeCatecholaminesDoseRelease
2004
Cardiopulmonary Effects of the Novel Neuromuscular Blocking Drug GW280430A (AV430A) in Dogs
Heerdt PM, Kang R, The’ A, Hashim M, Mook RJ, Savarese JJ. Cardiopulmonary Effects of the Novel Neuromuscular Blocking Drug GW280430A (AV430A) in Dogs. Anesthesiology 2004, 100: 846-851. PMID: 15087619, DOI: 10.1097/00000542-200404000-00014.Peer-Reviewed Original ResearchConceptsX ED95Cardiopulmonary changesBolus dosingDirect myocardial depressionStable neuromuscular blockadeMean arterial pressurePlasma histamine concentrationCardiopulmonary side effectsNondepolarizing neuromuscularPulmonary vasoconstrictionArterial pressureCardiovascular effectsMyocardial depressionCardiopulmonary effectsHemodynamic measurementsInspiratory pressureNeuromuscular blockadePulmonary complianceAnesthetized dogsCardiopulmonary dataMale beaglesArterial bloodED95Heart rateSide effects
2001
Comparison of Right and Left Ventricular Responses to Left Ventricular Assist Device Support in Patients With Severe Heart Failure
Barbone A, Holmes J, Heerdt P, The’ A, Naka Y, Joshi N, Daines M, Marks A, Oz M, Burkhoff D. Comparison of Right and Left Ventricular Responses to Left Ventricular Assist Device Support in Patients With Severe Heart Failure. Circulation 2001, 104: 670-675. PMID: 11489773, DOI: 10.1161/hc3101.093903.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedBlood PressureCalcium-Transporting ATPasesCardiac OutputFemaleFibrosisHeart FailureHeart TransplantationHeart VentriclesHeart-Assist DevicesHemodynamicsHumansIn Vitro TechniquesLungMaleMiddle AgedSarcoplasmic Reticulum Calcium-Transporting ATPasesTime FactorsVenous PressureConceptsSevere heart failureLVAD supportRight ventricleLeft ventricleReverse remodelingHeart failureHigh central venous pressurePulmonary artery diastolic pressureVentricular assist device supportLV myocyte diameterCentral venous pressureAssist device supportHigh cardiac outputHearts of patientsForce-frequency relationVentricular assist deviceComparison of rightPossible primary roleRV trabeculaeVenous pressureVentricular responseDiastolic pressureHemodynamic unloadingCardiac outputNeurohormonal factors
2000
Isoflurane Pretreatment Ameliorates Postischemic Neurologic Dysfunction and Preserves Hippocampal Ca2+/Calmodulin-dependent Protein Kinase in a Canine Cardiac Arrest Model
Blanck T, Haile M, Xu F, Zhang J, Heerdt P, Veselis R, Beckman J, Kang R, Adamo A, Hemmings H. Isoflurane Pretreatment Ameliorates Postischemic Neurologic Dysfunction and Preserves Hippocampal Ca2+/Calmodulin-dependent Protein Kinase in a Canine Cardiac Arrest Model. Anesthesiology 2000, 93: 1285-1293. PMID: 11046218, DOI: 10.1097/00000542-200011000-00023.Peer-Reviewed Original ResearchMeSH KeywordsAnesthetics, InhalationAnimalsBlood PressureBlotting, WesternBrain DiseasesCalciumCalcium-Calmodulin-Dependent Protein Kinase Type 2Calcium-Calmodulin-Dependent Protein KinasesDogsFemaleHeart Arrest, InducedHeart RateHippocampusIschemic Attack, TransientIschemic PreconditioningIsofluraneNeuroprotective AgentsSynaptosomesConceptsNeurologic deficit scoreCanine cardiac arrest modelCardiac arrest modelDeficit scoresIschemic animalsCardiac arrestGlobal ischemiaStriatum of animalsEffective neuroprotective drugsIsoflurane pretreatmentNeurologic dysfunctionNeurologic functionHippocampal contentNeuroprotective effectsIsoflurane exposureHippocampal levelsIntensive careNeuroprotective drugsRat modelVentricular fibrillationInhalational anestheticsTreatment groupsBlinded evaluatorsCanine modelIschemia
1998
Disparity of Isoflurane Effects on Left and Right Ventricular Afterload and Hydraulic Power Generation in Swine
Heerdt P, Gandhi C, Dickstein M. Disparity of Isoflurane Effects on Left and Right Ventricular Afterload and Hydraulic Power Generation in Swine. Anesthesia & Analgesia 1998, 87: 511-521.. DOI: 10.1213/00000539-199809000-00002.Peer-Reviewed Original ResearchConceptsPreload recruitable stroke work slopeDose-related decreaseRight ventricleLeft ventricleISO groupMinimum alveolar anesthetic concentration (MAC) isofluraneIso animalsPulmonary arterial blood flowIsoflurane-induced alterationsTotal arterial resistanceDose-related effectsEffects of isofluranePeak systolic pressureAutonomic nervous activityArterial blood flowGroups of swineRegional segment lengthVolatile Anesthetic EffectsEjection of bloodBiventricular contractilityRV contractilityVascular effectsVentricular afterloadSystolic pressureLV afterloadDisparity of isoflurane effects on left and right ventricular afterload and hydraulic power generation in swine.
Heerdt P, Gandhi C, Dickstein M. Disparity of isoflurane effects on left and right ventricular afterload and hydraulic power generation in swine. Anesthesia & Analgesia 1998, 87: 511-21. PMID: 9728819, DOI: 10.1097/00000539-199809000-00002.Peer-Reviewed Original ResearchConceptsPreload recruitable stroke work slopeDose-related decreaseRight ventricleLeft ventricleISO groupMinimum alveolar anesthetic concentration (MAC) isofluraneIso animalsPulmonary arterial blood flowIsoflurane-induced alterationsRight ventricular afterloadTotal arterial resistanceDose-related effectsEffects of isofluranePeak systolic pressureAutonomic nervous activityArterial blood flowGroups of swineRegional segment lengthVolatile Anesthetic EffectsEjection of bloodBiventricular contractilityRV contractilityVascular effectsVentricular afterloadSystolic pressure
1997
Effects of Vasoactive Medications on the Blood Flow of Island Musculocutaneous Flaps in Swine
Cordeiro P, Santamaria E, Hu Q, Heerdt P. Effects of Vasoactive Medications on the Blood Flow of Island Musculocutaneous Flaps in Swine. Annals Of Plastic Surgery 1997, 39: 524-531. PMID: 9374150, DOI: 10.1097/00000637-199711000-00013.Peer-Reviewed Original ResearchConceptsCardiac outputHigh dosesBlood flowMusculocutaneous flapFlap flowPoor-risk patientsRectus abdominis musculocutaneous flapArterial blood pressureDoses of phenylephrineTotal cardiac outputMicrosurgical free tissue transferAortic root pressureMusculocutaneous flap modelFree tissue transferPressure/flow relationshipVasoactive medicationsRisk patientsVasopressor drugsBlood pressureVasoactive substancesPulmonary arteryVasoactive agentsHemodynamic parametersHemodynamic studiesDobutamine
1992
Comparison of cardiac output measured by intrapulmonary artery doppler, thermodilution, and electromagnetometry
Heerdt P, Pond C, Blessios G, Rosenbloom M. Comparison of cardiac output measured by intrapulmonary artery doppler, thermodilution, and electromagnetometry. The Annals Of Thoracic Surgery 1992, 54: 959-966. PMID: 1417293, DOI: 10.1016/0003-4975(92)90660-v.Peer-Reviewed Original ResearchConceptsCardiopulmonary bypassCardiac outputElective coronary artery bypassIntrapulmonary artery DopplerCardiac surgical patientsCoronary artery bypassCardiac output measurementsArtery DopplerArtery bypassSurgical patientsCatheter withdrawalCatheter systemThermodilutionBypassPatientsDoppler transducerMedian absolute errorModerate correlationPresent studyEM flowElectromagnetic flowDecannulationAortaMalposition
1990
Prostaglandin E1 and intrapulmonary shunt in cardiac surgical patients with pulmonary hypertension
Heerdt P, Weiss C. Prostaglandin E1 and intrapulmonary shunt in cardiac surgical patients with pulmonary hypertension. The Annals Of Thoracic Surgery 1990, 49: 463-465. PMID: 2106846, DOI: 10.1016/0003-4975(90)90257-7.Peer-Reviewed Original ResearchConceptsPulmonary vascular resistancePulmonary capillary wedge pressureCapillary wedge pressurePulmonary arterial pressureSystemic vascular resistanceVascular resistanceIntrapulmonary shuntPulmonary hypertensionProstaglandin E1Wedge pressureArterial pressureSurgical patientsCardiac outputElevated pulmonary vascular resistanceMean pulmonary arterial pressureAdult respiratory distress syndromeMixed venous oxygen tensionPulmonary vascular responseCardiac surgical patientsRight atrial pressureRespiratory distress syndromeProstaglandin E1 infusionPulmonary arterial catheterRadial arterial cannulaVenous oxygen tension