2014
Ceramide-Activated Phosphatase Mediates Fatty Acid–Induced Endothelial VEGF Resistance and Impaired Angiogenesis
Mehra VC, Jackson E, Zhang XM, Jiang XC, Dobrucki LW, Yu J, Bernatchez P, Sinusas AJ, Shulman GI, Sessa WC, Yarovinsky TO, Bender JR. Ceramide-Activated Phosphatase Mediates Fatty Acid–Induced Endothelial VEGF Resistance and Impaired Angiogenesis. American Journal Of Pathology 2014, 184: 1562-1576. PMID: 24606881, PMCID: PMC4005977, DOI: 10.1016/j.ajpath.2014.01.009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaArteriesCattleCeramidesDiet, High-FatEndothelial CellsEnzyme ActivationExtracellular Signal-Regulated MAP KinasesHaploinsufficiencyHindlimbHumansIschemiaMice, Inbred C57BLNeovascularization, PhysiologicNitric OxideNitric Oxide Synthase Type IIIPalmitic AcidPhosphorylationProtein Phosphatase 2Proto-Oncogene Proteins c-aktSerine C-PalmitoyltransferaseSignal TransductionVascular Endothelial Growth Factor AConceptsPP2A inhibitor okadaic acidProtein phosphatase 2AInhibitor okadaic acidVEGF-induced signalingSerine palmitoyltransferase inhibitor myriocinDe novo ceramide synthesisPhosphatase 2AENOS agonistsNovo ceramide synthesisPalmitic acidAngiogenic responsePotential molecular targetsOkadaic acidEndothelial cellsEarly speciesEndothelial cell responsesCord formationVEGFR2 phosphorylationSaturated free fatty acidVEGF resistanceCeramide synthesisResistance mechanismsMolecular targetsVascular homeostasisPhosphorylation
2001
Angiotensin II regulates phosphorylation of translation elongation factor-2 in cardiac myocytes
Everett A, Stoops T, Nairn A, Brautigan D. Angiotensin II regulates phosphorylation of translation elongation factor-2 in cardiac myocytes. AJP Heart And Circulatory Physiology 2001, 281: h161-h167. PMID: 11406481, DOI: 10.1152/ajpheart.2001.281.1.h161.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IIAnimalsCells, CulturedChromonesEnzyme InhibitorsMitogen-Activated Protein KinasesMorpholinesMyocardiumPeptide Elongation Factor 2Phosphoprotein PhosphatasesPhosphorylationProtein BiosynthesisProtein Phosphatase 2RatsRats, Sprague-DawleyReceptor, Angiotensin, Type 1Receptor, Angiotensin, Type 2Receptors, AngiotensinSignal TransductionSirolimusConceptsEukaryotic elongation factor 2Mitogen-activated protein kinaseElongation factor 2Protein phosphatase 2A inhibitor okadaic acidTranslation elongation factor 2Protein synthesisInhibitor okadaic acidFactor 2Rapamycin (mTOR) inhibitor rapamycinProtein translationDephosphorylated statePolypeptide elongationII-dependent increaseProtein kinaseEEF2 kinaseOkadaic acidDependent regulationInhibitor FK506MAPK activationPD 98059Cardiac myocytesDephosphorylationInhibitor rapamycinNeonatal cardiac myocytesRat neonatal cardiac myocytes
1999
The RCN1‐encoded A subunit of protein phosphatase 2A increases phosphatase activity in vivo
Deruère J, Jackson K, Garbers C, Söll D, DeLong A. The RCN1‐encoded A subunit of protein phosphatase 2A increases phosphatase activity in vivo. The Plant Journal 1999, 20: 389-399. PMID: 10607292, DOI: 10.1046/j.1365-313x.1999.00607.x.Peer-Reviewed Original ResearchConceptsProtein phosphatase 2AMutant seedlingsOrgan elongationPhosphatase 2ARegulatory subunitSerine/threonine-specific protein phosphataseT-DNA insertion mutationPhosphatase inhibitor okadaic acidCatalytic C subunitWild-type seedlingsDistinct regulatory subunitsLateral root primordiaInhibitor okadaic acidCell elongation responseLight-grown seedlingsCatalytic subunit expressionRcn1 mutationPP2A holoenzymeShoot meristemProtein phosphataseRCN1 geneC subunitLeaf primordiaElongation assaysPositive regulator
1994
Pathways signaling the regulatory volume decrease of cultured nonpigmented ciliary epithelial cells.
Civan M, Coca-Prados M, Peterson-Yantorno K. Pathways signaling the regulatory volume decrease of cultured nonpigmented ciliary epithelial cells. Investigative Ophthalmology & Visual Science 1994, 35: 2876-86. PMID: 8188483.Peer-Reviewed Original ResearchConceptsRegulatory volume decreaseNonpigmented ciliary epithelial cellsProtein phosphatase inhibitor okadaic acidCiliary epithelial cellsPhosphatase inhibitor okadaic acidCultured nonpigmented ciliary epithelial cellsInhibitor okadaic acidEpithelial cellsNPE cellsHuman nonpigmented ciliary epithelial cellsCl- channelsCyclic AMPPKC inhibitor staurosporineEndogenous PKC activityOkadaic acidRegulatory responsesIntracellular cAMP concentrationCell typesPKC activatorCalcium-calmodulinPKC activityCell sortingElectronic cell sortingPathwayStaurosporine
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