2013
NHE Isoform Switching and KChIP2 Upregulation in Aging Porcine Atria
Kant R, Hu Z, Malhotra JK, Krogh-Madsen T, Christini DJ, Heerdt PM, Abbott GW. NHE Isoform Switching and KChIP2 Upregulation in Aging Porcine Atria. PLOS ONE 2013, 8: e82951. PMID: 24376615, PMCID: PMC3871617, DOI: 10.1371/journal.pone.0082951.Peer-Reviewed Original ResearchConceptsAtrial fibrillationMyocyte action potential durationHuman cardiac physiologyCessation of stimulationAction potential durationLarge animal modelSodium-hydrogen exchangerReperfusion arrhythmiasNHE1-specific inhibitorMyocardial responsivenessPharmacological responsivenessPharmacologic efficacyYoung adult pigsAtrial tissuePotential durationTherapeutic targetAnimal modelsCardiac pathologyKChIP2 expressionReal-time qPCRPotential molecular basisTherapeutic agentsCardiac physiologyFemale swineYoung adults
2012
Transcriptomic analysis reveals atrial KCNE1 down‐regulation following lung lobectomy
Heerdt PM, Kant R, Hu Z, Kanda VA, Christini DJ, Malhotra JK, Abbott GW. Transcriptomic analysis reveals atrial KCNE1 down‐regulation following lung lobectomy. Journal Of Molecular And Cellular Cardiology 2012, 53: 350-353. PMID: 22641150, PMCID: PMC3418454, DOI: 10.1016/j.yjmcc.2012.05.010.Peer-Reviewed Original ResearchConceptsEffective refractory periodLone atrial fibrillationAtrial fibrillationPostoperative AFLung lobectomyLeft atriumNew-onset postoperative atrial fibrillationMean pulmonary artery pressurePostoperative atrial fibrillationPulmonary vascular resistanceUpper lung lobectomyPulmonary artery pressureTelemetric ECGArtery pressureVascular resistanceMajor surgeryHemodynamic variablesFunction polymorphismLA tissuesRefractory periodWestern blottingProtein levelsGene sequence variantsMolecular changesLobectomy