2023
Bradykinin B2 receptor blockade and intradialytic hypotension
Gamboa J, Mambungu C, Clagett A, Nian H, Yu C, Ikizler T, Brown N. Bradykinin B2 receptor blockade and intradialytic hypotension. BMC Nephrology 2023, 24: 134. PMID: 37170244, PMCID: PMC10176680, DOI: 10.1186/s12882-023-03192-4.Peer-Reviewed Original ResearchConceptsBradykinin B2 receptor blockadeB2 receptor blockadeMaintenance hemodialysisBlood pressureReceptor blockersReceptor blockadeIntradialytic hypotensionBradykinin B2 receptor blockerLack of vasoconstrictionProduction of vasodilatorsSystolic blood pressureGroup of patientsCrossover clinical trialCommon clinical complicationHemodynamic effectsClinical complicationsContinuous infusionClinical trialsStratified analysisIcatibantHemodialysisPatientsHypotensionPlaceboCompensatory mechanismsObesity and Overweight: Probing Causes, Consequences, and Novel Therapeutic Approaches Through the American Heart Association's Strategically Focused Research Network
Clark J, Garvey W, Niswender K, Schmidt A, Ahima R, Aleman J, Battarbee A, Beckman J, Bennett W, Brown N, Chandler‐Laney P, Cox N, Goldberg I, Habegger K, Harper L, Hasty A, Hidalgo B, Kim S, Locher J, Luther J, Maruthur N, Miller E, Sevick M, Wells Q. Obesity and Overweight: Probing Causes, Consequences, and Novel Therapeutic Approaches Through the American Heart Association's Strategically Focused Research Network. Journal Of The American Heart Association 2023, 12: e027693. PMID: 36752232, PMCID: PMC10111504, DOI: 10.1161/jaha.122.027693.Peer-Reviewed Original ResearchConceptsAmerican Heart AssociationHeart AssociationWeight loss interventionNovel therapeutic approachesVanderbilt University Medical CenterUniversity Medical CenterEffective therapeutic interventionsField of obesityResearch NetworkLoss interventionClinical trialsWorldwide prevalenceMedical CenterTherapeutic approachesObesityTherapeutic targetAnimal modelsJohns Hopkins University SchoolTherapeutic interventionsIndividual centersNew targetsUniversity of AlabamaOverweightUniversity SchoolIntervention
2020
Intraoperative Oxidative Damage and Delirium after Cardiac Surgery.
Lopez MG, Hughes CG, DeMatteo A, O’Neal J, McNeil JB, Shotwell MS, Morse J, Petracek MR, Shah AS, Brown NJ, Billings FT. Intraoperative Oxidative Damage and Delirium after Cardiac Surgery. Anesthesiology 2020, 132: 551-561. PMID: 31770146, PMCID: PMC7015795, DOI: 10.1097/aln.0000000000003016.Peer-Reviewed Original ResearchConceptsS100 calcium-binding protein BCalcium-binding protein BUbiquitin carboxyl-terminal hydrolase isozyme L1Blood-brain barrier disruptionNeuronal injuryPostoperative deliriumF2-isoprostanesBarrier disruptionOxidative damageConfusion Assessment MethodCardiac surgery patientsPostoperative day 1Intensive care unitBlood-brain barrierEnzyme-linked immunosorbentProtein BKidney injuryCohort studySurgery patientsCardiac surgeryTotal cohortCare unitIndependent associationClinical trialsPlasma concentrations
2018
Fish Oil Supplementation Does Not Affect Cognitive Outcomes in Cardiac Surgery Patients in the Omega-3 Fatty Acids for Prevention of Post-Operative Atrial Fibrillation (OPERA) Trial
Jackson JC, Mozaffarian D, Graves AJ, Brown NJ, Marchioli R, Kiehl AL, Ely EW. Fish Oil Supplementation Does Not Affect Cognitive Outcomes in Cardiac Surgery Patients in the Omega-3 Fatty Acids for Prevention of Post-Operative Atrial Fibrillation (OPERA) Trial. Journal Of Nutrition 2018, 148: 472-479. PMID: 29546292, PMCID: PMC6454465, DOI: 10.1093/jn/nxx002.Peer-Reviewed Original ResearchConceptsOmega-3 fatty acidsCognitive declineCardiac surgeryTertiary care medical centerGlobal cognitionAtrial Fibrillation (ARISTOTLE) trialCardiac surgery patientsCardiac surgical patientsPostoperative cognitive declinePostoperative day 10Mini-Mental State ExamFatty acidsPerioperative supplementationPreoperative loadingPostcardiac surgeryHospital dischargeSurgery patientsSurgical patientsMedian agePrimary outcomePostoperative careUS patientsPUFA supplementationSurgery recipientsClinical trials
2016
High-Dose Perioperative Atorvastatin and Acute Kidney Injury Following Cardiac Surgery: A Randomized Clinical Trial
Billings FT, Hendricks PA, Schildcrout JS, Shi Y, Petracek MR, Byrne JG, Brown NJ. High-Dose Perioperative Atorvastatin and Acute Kidney Injury Following Cardiac Surgery: A Randomized Clinical Trial. JAMA 2016, 315: 877. PMID: 26906014, PMCID: PMC4843765, DOI: 10.1001/jama.2016.0548.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedAged, 80 and overAspartate AminotransferasesAtorvastatinCardiac Surgical ProceduresCreatinineDouble-Blind MethodDrug Administration ScheduleFemaleGlomerular Filtration RateHumansHydroxymethylglutaryl-CoA Reductase InhibitorsMaleMedication AdherenceMiddle AgedPostoperative ComplicationsRenal Insufficiency, ChronicConceptsAcute kidney injuryMorning of surgerySerum creatinine concentrationPlacebo groupCardiac surgeryStatin treatmentAtorvastatin groupKidney injuryClinical trialsCreatinine concentrationAcute Kidney Injury Following Cardiac SurgeryAdult cardiac surgery patientsCardiac surgery patientsChronic kidney diseaseHours of surgeryPostoperative day 2Day of surgerySafety monitoring boardVanderbilt University Medical CenterUniversity Medical CenterAtorvastatin dailyStatin therapyAtorvastatin treatmentSurgery patientsKidney disease
2012
Contribution of Endogenous Bradykinin to Fibrinolysis, Inflammation, and Blood Product Transfusion Following Cardiac Surgery: A Randomized Clinical Trial
Balaguer JM, Yu C, Byrne JG, Ball SK, Petracek MR, Brown NJ, Pretorius M. Contribution of Endogenous Bradykinin to Fibrinolysis, Inflammation, and Blood Product Transfusion Following Cardiac Surgery: A Randomized Clinical Trial. Clinical Pharmacology & Therapeutics 2012, 93: 326-334. PMID: 23361105, PMCID: PMC4031681, DOI: 10.1038/clpt.2012.249.Peer-Reviewed Original ResearchConceptsBradykinin B2 receptor antagonismB2 receptor antagonismCardiopulmonary bypassEndogenous bradykininTissue-type plasminogen activatorHoe 140Receptor antagonismBradykinin B2 receptor antagonistSubsequent transfusion requirementsBlood product transfusionProportion of patientsB2 receptor antagonistD-dimer concentrationD-dimer formationEACA treatmentTransfusion requirementsPostoperative bleedingProduct transfusionBlood lossCardiac surgeryInflammatory cytokinesReceptor antagonistClinical trialsFibrinolytic capacityInflammatory responseCardiovascular effects of antidiabetic agents: focus on blood pressure effects of incretin-based therapies
Brown NJ. Cardiovascular effects of antidiabetic agents: focus on blood pressure effects of incretin-based therapies. International Journal Of Cardiology Cardiovascular Risk And Prevention 2012, 6: 163-168. PMID: 22433315, PMCID: PMC3422131, DOI: 10.1016/j.jash.2012.02.003.Peer-Reviewed Original ResearchConceptsGlucagon-like peptide-1Cardiovascular eventsDipeptidyl peptidase IV inhibitorsAntidiabetic agentsPeptidase IV inhibitorsBlood pressureClinical trialsPeptide-1Animal modelsType 2 diabetes mellitusIncretin-based agentsBlood pressure effectsIncretin-based therapiesIV inhibitorsLarge clinical trialsFavorable effectIschemia/reperfusionTight glucose controlOverweight diabeticsCardiovascular effectsCardiovascular riskDiabetes mellitusIntensive therapyGlucose controlThiazolidinedione rosiglitazone
2011
Comparative Effects of Angiotensin-Converting Enzyme Inhibition and Angiotensin-Receptor Blockade on Inflammation during Hemodialysis
Gamboa JL, Pretorius M, Todd-Tzanetos DR, Luther JM, Yu C, Ikizler TA, Brown NJ. Comparative Effects of Angiotensin-Converting Enzyme Inhibition and Angiotensin-Receptor Blockade on Inflammation during Hemodialysis. Journal Of The American Society Of Nephrology 2011, 23: 334-342. PMID: 22158433, PMCID: PMC3269170, DOI: 10.1681/asn.2011030287.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin Receptor AntagonistsAngiotensin-Converting Enzyme InhibitorsBlood CoagulationCD40 LigandCross-Over StudiesCytokinesDouble-Blind MethodFemaleHemodynamicsHumansInflammationKidney Failure, ChronicMaleMiddle AgedOxidative StressRamiprilRenal DialysisReninTetrazolesValineValsartanConceptsAngiotensin receptor blockersMaintenance hemodialysis patientsCardiovascular mortalityHemodialysis patientsACE inhibitorsGreater anti-inflammatory effectAngiotensin-Converting Enzyme InhibitionOxidative stressAngiotensin receptor blockadeIL-10 concentrationsD-dimer levelsIL-6 levelsProspective clinical trialsAnti-inflammatory effectsIL-1β concentrationsLevels of vWFSerial blood samplingCardiovascular eventsEndothelial dysfunctionCrossover studyWashout periodIsoprostane levelsClinical trialsDrug treatmentVWF levelsThe renin–angiotensin–aldosterone system and glucose homeostasis
Luther JM, Brown NJ. The renin–angiotensin–aldosterone system and glucose homeostasis. Trends In Pharmacological Sciences 2011, 32: 734-739. PMID: 21880378, PMCID: PMC3223326, DOI: 10.1016/j.tips.2011.07.006.Peer-Reviewed Original ResearchConceptsAldosterone systemΒ-cellsGlucose-stimulated insulin secretionIncidence of diabetesLarge clinical trialsInduces Insulin ResistanceCultured β-cellsPancreatic β-cellsRAAS inhibitionAng IIAngiotensin IIInsulin resistanceHeart diseaseClinical trialsDiabetes progressionMineralocorticoid receptorPharmacological strategiesInsulin secretionGlucose homeostasisPancreatic isletsOxidative stressDiabetesIndependent mechanismsGlucose transportCellular levelCombined angiotensin-converting enzyme inhibition and receptor blockade associate with increased risk of cardiovascular death in hemodialysis patients
Chan KE, Ikizler TA, Gamboa JL, Yu C, Hakim RM, Brown NJ. Combined angiotensin-converting enzyme inhibition and receptor blockade associate with increased risk of cardiovascular death in hemodialysis patients. Kidney International 2011, 80: 978-985. PMID: 21775975, PMCID: PMC3656595, DOI: 10.1038/ki.2011.228.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAngiotensin II Type 1 Receptor BlockersAngiotensin-Converting Enzyme InhibitorsAntihypertensive AgentsCardiovascular DiseasesDrug Therapy, CombinationFemaleHumansHypertensionKaplan-Meier EstimateKidney Failure, ChronicLogistic ModelsMaleMiddle AgedPropensity ScoreProportional Hazards ModelsRenal DialysisRetrospective StudiesRisk AssessmentRisk FactorsSurvival RateTime FactorsTreatment OutcomeUnited StatesConceptsAngiotensin receptor blockersAntihypertensive medicationsARB therapyCardiovascular deathChronic hemodialysisCardiovascular mortalityHazard ratioHemodialysis patientsRisk factorsBaseline cardiovascular risk factorsAngiotensin-converting enzyme inhibitionLarge dialysis providerCardiovascular risk factorsChronic hemodialysis patientsKaplan-Meier methodMortality hazard ratioAntihypertensive therapyReceptor blockersAntihypertensive agentsCox regressionCerebrovascular mortalityClinical trialsTreatment weightingObservational studyACEI
2003
Eplerenone
Brown NJ. Eplerenone. Circulation 2003, 107: 2512-2518. PMID: 12756192, DOI: 10.1161/01.cir.0000071081.35693.9a.Peer-Reviewed Original ResearchConceptsAldosterone receptor antagonistsReceptor antagonistMineralocorticoid receptor-dependent mechanismSelective aldosterone receptor antagonistAldosterone receptor antagonismRole of aldosteroneCongestive heart failureTreatment of hypertensionReceptor-dependent mechanismAntiandrogenic side effectsRenal injuryHeart failureReceptor antagonismCardiovascular toxicityClinical trialsSide effectsAnimal studiesEplerenoneAldosteroneAntagonistHypertensionPatientsSpironolactoneInjuryMortality