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
2012
Vascular adaptation to a dysfunctional endothelium as a consequence of Shb deficiency
Christoffersson G, Zang G, Zhuang ZW, Vågesjö E, Simons M, Phillipson M, Welsh M. Vascular adaptation to a dysfunctional endothelium as a consequence of Shb deficiency. Angiogenesis 2012, 15: 469-480. PMID: 22562363, PMCID: PMC4059510, DOI: 10.1007/s10456-012-9275-z.Peer-Reviewed Original ResearchConceptsShb knockout mouseWild-type situationShb adapter proteinPatho-physiological responsesKnockout miceAdapter proteinAdherens junctionsShb deficiencyFunction of VEGFVE-cadherinVivo angiogenesisPhysiological conditionsAltered propertiesReceptor VEGFR-2Growth factorVascular endothelial growth factorVEGFR-2
2010
VEGF Receptor 2 Endocytic Trafficking Regulates Arterial Morphogenesis
Lanahan AA, Hermans K, Claes F, Kerley-Hamilton JS, Zhuang ZW, Giordano FJ, Carmeliet P, Simons M. VEGF Receptor 2 Endocytic Trafficking Regulates Arterial Morphogenesis. Developmental Cell 2010, 18: 713-724. PMID: 20434959, PMCID: PMC2875289, DOI: 10.1016/j.devcel.2010.02.016.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAnimalsArteriesCarrier ProteinsCell MembraneEndocytosisEndothelium, VascularGene SilencingMiceMice, KnockoutMorphogenesisMyosin Heavy ChainsNeuropeptidesPhosphorylationVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-2ZebrafishConceptsArterial morphogenesisSelective dephosphorylationPlasma membraneIntracellular traffickingKey growth factorsNull phenotypeMyosin VIMolecular eventsMorphogenesisVEGFR2 activationTraffickingIntracellular sitesKey eventsPTP1BNull miceKnockdownImpaired VEGFGrowth factorVEGFR2ActivationDephosphorylationEndosomesVEGFPhosphorylationSites