2013
NO triggers RGS4 degradation to coordinate angiogenesis and cardiomyocyte growth
Jaba IM, Zhuang ZW, Li N, Jiang Y, Martin KA, Sinusas AJ, Papademetris X, Simons M, Sessa WC, Young LH, Tirziu D. NO triggers RGS4 degradation to coordinate angiogenesis and cardiomyocyte growth. Journal Of Clinical Investigation 2013, 123: 1718-1731. PMID: 23454748, PMCID: PMC3613910, DOI: 10.1172/jci65112.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, BiologicalAnimalsCell EnlargementCells, CulturedCoronary VesselsEndothelium, VascularHeart VentriclesMechanistic Target of Rapamycin Complex 1MiceMice, Inbred C57BLMice, TransgenicMultiprotein ComplexesMyocytes, CardiacNeovascularization, PhysiologicNG-Nitroarginine Methyl EsterNitric OxideNitric Oxide SynthasePlacenta Growth FactorPregnancy ProteinsProteinsProteolysisProto-Oncogene Proteins c-aktRatsRats, Sprague-DawleyRGS ProteinsSignal TransductionTOR Serine-Threonine KinasesConceptsCardiomyocyte growthAkt/mTORC1 signalingNovel NO-dependent mechanismProteasomal degradationCoordination of angiogenesisMTORC1 signalingConditional overexpressionMurine cardiac tissueG proteinsTransgenic expressionAkt/Physiological mechanismsMyocyte growthVessel growthGrowth factorTransgenic miceHypertrophic responseAngiogenesisKnockout miceMyocardial hypertrophyExpressionGrowthCardiac hypertrophyNOS inhibitor L-NAMEInduction
1996
Glucose metabolism distal to a critical coronary stenosis in a canine model of low-flow myocardial ischemia.
McNulty PH, Sinusas AJ, Shi CQ, Dione D, Young LH, Cline GC, Shulman GI. Glucose metabolism distal to a critical coronary stenosis in a canine model of low-flow myocardial ischemia. Journal Of Clinical Investigation 1996, 98: 62-69. PMID: 8690805, PMCID: PMC507401, DOI: 10.1172/jci118778.Peer-Reviewed Original ResearchConceptsLow-flow ischemiaCoronary stenosisIschemic myocardiumIschemic regionLow-flow myocardial ischemiaCritical coronary stenosisExogenous glucoseOxidative substrateMyocardial ischemiaIntact dogsGlucose metabolismNonischemic regionsClinical observationsCanine modelGlucose utilizationIschemiaBiochemical measurementsMyocardial regionsRate of incorporationIntracellular metabolismTricarboxylic acid cycle fluxStenosisMyocardiumGlucoseGlucose-derived pyruvate