2002
Parathyroid hormone effects on signaling pathways in endothelial cells vary with peptide concentration
Throckmorton D, Kurscheid-Reich D, Rosales OR, Rodriguez-Commes J, Lopez R, Sumpio B, Zhong Q, Ding K, McCarthy R, Barrett PQ, Isales CM. Parathyroid hormone effects on signaling pathways in endothelial cells vary with peptide concentration. Peptides 2002, 23: 79-85. PMID: 11814621, DOI: 10.1016/s0196-9781(01)00582-4.Peer-Reviewed Original ResearchConceptsParathyroid hormoneEndothelial cell lineVoltage-sensitive calcium channelsParathyroid hormone effectsSensitive calcium channelsUmbilical vein endothelial cell lineHuman umbilical vein endothelial cell lineCell linesProtein kinase CCalcium channelsHormone effectsEndothelial cellsFurther studiesPhospholipid turnoverPeptide concentrationPKC translocationSpecific effectsKinase CCell homogenatesPKC isoformsParticulate fraction
2000
Translocation of PKC isoforms in bovine aortic smooth muscle cells exposed to strain
Han O, Takei T, Basson M, Sumpio B. Translocation of PKC isoforms in bovine aortic smooth muscle cells exposed to strain. Journal Of Cellular Biochemistry 2000, 80: 367-372. PMID: 11135367, DOI: 10.1002/1097-4644(20010301)80:3<367::aid-jcb100>3.0.co;2-2.Peer-Reviewed Original ResearchConceptsSmooth muscle cellsAortic smooth muscle cellsBovine aortic smooth muscle cellsMuscle cellsPKC-alphaPKC isoformsCyclic strain resultsCycles/minCytosolic fractionProliferation responseParticulate fractionNF-kappaBProtein kinase C activityCollagen type ICellular proliferationSignificant stimulationImmunoblotting analysisKinase C activityType IPKC activityC activityStimulationIndividual PKC isoformsIsoforms
1998
Mechanical Strain Rapidly Redistributes Tyrosine Phosphorylated Proteins in Human Intestinal Caco-2 Cells
Han O, Sumpio B, Basson M. Mechanical Strain Rapidly Redistributes Tyrosine Phosphorylated Proteins in Human Intestinal Caco-2 Cells. Biochemical And Biophysical Research Communications 1998, 250: 668-673. PMID: 9784404, DOI: 10.1006/bbrc.1998.9372.Peer-Reviewed Original ResearchConceptsCaco-2 cellsTyrosine kinase activityHuman intestinal Caco-2 cellsIntestinal Caco-2 cellsCaco-2 intestinal cellsRepetitive strainHuman Caco-2 intestinal cellsCaco-2 intestinal epithelial cellsIntestinal epithelial cellsHuman Caco-2 intestinal epithelial cellsKinase activityTyrosine phosphorylationIntestinal cellsEpithelial cellsModulates differentiationParticulate fractionTyrosine phosphorylated proteinsCellsSubcellular distribution
1992
Immunocytochemical expression and localization of protein kinase C in bovine aortic endothelial cells
Rosales O, Isales C, Nathanson M, Sumpio B. Immunocytochemical expression and localization of protein kinase C in bovine aortic endothelial cells. Biochemical And Biophysical Research Communications 1992, 189: 40-46. PMID: 1449492, DOI: 10.1016/0006-291x(92)91522-r.Peer-Reviewed Original ResearchConceptsSerum-deprived mediumPKC activityPhorbol ester-induced increaseAortic endothelial cellsBovine aortic endothelial cellsBeta stainingSDM groupTotal PKC activityImmunocytochemical expressionBeta PKC isoformsEndothelial cellsParticulate fractionFBS groupProtein kinase CCalphostin CPKC inhibitorPhorbol esterConfocal microscopyDiffuse cytoplasmic localizationCytosolic fractionGamma-PKCKinase CPKC isoformsCytoplasmic localizationCells