2014
The vestigial enzyme D-dopachrome tautomerase protects the heart against ischemic injury
Qi D, Atsina K, Qu L, Hu X, Wu X, Xu B, Piecychna M, Leng L, Fingerle-Rowson G, Zhang J, Bucala R, Young LH. The vestigial enzyme D-dopachrome tautomerase protects the heart against ischemic injury. Journal Of Clinical Investigation 2014, 124: 3540-3550. PMID: 24983315, PMCID: PMC4109524, DOI: 10.1172/jci73061.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorContractile dysfunctionAntibody-dependent neutralizationAutocrine/paracrine effectsCoronary artery ligationCardiac contractile dysfunctionMigration inhibitory factorLV contractile dysfunctionDopachrome tautomeraseMolecular signaling pathwaysArtery ligationIschemic injuryCardiac sizeCardiomyocyte secretionControl heartsProtective effectKnockout miceParacrine effectsIschemic stressPhysiologic responsesInhibitory factorMore necrosisDysfunctionInjuryMurine cardiomyocytes
2013
Urocortin 2 autocrine/paracrine and pharmacologic effects to activate AMP-activated protein kinase in the heart
Li J, Qi D, Cheng H, Hu X, Miller EJ, Wu X, Russell KS, Mikush N, Zhang J, Xiao L, Sherwin RS, Young LH. Urocortin 2 autocrine/paracrine and pharmacologic effects to activate AMP-activated protein kinase in the heart. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 16133-16138. PMID: 24043794, PMCID: PMC3791748, DOI: 10.1073/pnas.1312775110.Peer-Reviewed Original ResearchMeSH KeywordsAcetyl-CoA CarboxylaseAMP-Activated Protein KinasesAnalysis of VarianceAnimalsAntibodies, NeutralizingCorticotropin-Releasing HormoneEnzyme ActivationImmunoblottingImmunohistochemistryMiceMyocardiumPeptide FragmentsPhosphorylationReceptors, Corticotropin-Releasing HormoneReperfusion InjurySignal TransductionUrocortinsConceptsIschemia/reperfusionIschemia/reperfusion injuryUCN2 treatmentReperfusion injuryContractile dysfunctionRegional ischemia/reperfusionAMPK activationHeart muscleIschemic AMPK activationAutocrine/paracrine pathwayCardiac contractile dysfunctionAutocrine/paracrine factorCorticotropin-releasing factor (CRF) familyIsolated heart muscleCRFR2 antagonistAcetyl-CoA carboxylase phosphorylationCardiac damageMyocardial injuryCRF receptorsPharmacologic effectsUrocortin 2ΕV1-2Activation of AMPParacrine pathwaysReperfusion