2017
The role of endothelial HIF-1 αin the response to sublethal hypoxia in C57BL/6 mouse pups
Li Q, Michaud M, Park C, Huang Y, Couture R, Girodano F, Schwartz ML, Madri JA. The role of endothelial HIF-1 αin the response to sublethal hypoxia in C57BL/6 mouse pups. Laboratory Investigation 2017, 97: 356-369. PMID: 28092362, DOI: 10.1038/labinvest.2016.154.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornApoptosisBlotting, WesternCell HypoxiaCell ProliferationCells, CulturedDentate GyrusEndothelial CellsFemaleHypoxiaHypoxia-Inducible Factor 1, alpha SubunitLateral VentriclesMaleMice, Inbred C57BLMice, KnockoutMice, TransgenicMicroscopy, FluorescenceMotor ActivityNeural Stem CellsConceptsHIF-1 αBrain microvascular endothelial cellsNeuronal precursor cellsSubventricular zoneMicrovascular endothelial cellsOpen-field activityEndothelial cellsSublethal hypoxiaHIF-1 α expressionOpen-field activity testChronic sublethal hypoxiaEndothelial HIF-1Hypoxic conditionsC57BL/6 mouse pupsGender-specific differencesPremature birthC57BL/6 WTDentate gyrusHippocampal tissueDeficient miceΑ expressionMouse pupsMotor handicapParacrine effectsDentate gyrus tissue
2014
Stratified control of IGF-I expression by hypoxia and stress hormones in osteoblasts
McCarthy TL, Yun Z, Madri JA, Centrella M. Stratified control of IGF-I expression by hypoxia and stress hormones in osteoblasts. Gene 2014, 539: 141-151. PMID: 24440782, PMCID: PMC4316208, DOI: 10.1016/j.gene.2014.01.011.Peer-Reviewed Original ResearchMeSH KeywordsAlkaline PhosphataseAnimalsCCAAT-Enhancer-Binding Protein-deltaCell HypoxiaCells, CulturedCore Binding Factor Alpha 1 SubunitDinoprostoneDNADNA ReplicationGene Expression RegulationHydrocortisoneInsulin-Like Growth Factor IOsteoblastsOxygenPromoter Regions, GeneticProtein BiosynthesisRatsRats, Sprague-DawleyRegulatory Elements, TranscriptionalRNA, MessengerConceptsIGF-I expressionStress hormonesIGF-I gene promoterIGF-I mRNAInfluence of PGE2Transcription factor C/EBPδOsteoblast transcription factor Runx2Hypoxic inhibitionI expressionPGE2Stimulatory effectGlucocorticoidsHypoxiaHIF activityHypoxic stressTranscription factor Runx2Bone cellsIGFProlonged exposureHormoneAlkaline phosphatase activitySystemic regulationOsteoblastsResponse elementRunx2
2001
Astrocyte-derived VEGF mediates survival and tube stabilization of hypoxic brain microvascular endothelial cells in vitro
Chow J, Ogunshola O, Fan S, Li Y, Ment L, Madri J. Astrocyte-derived VEGF mediates survival and tube stabilization of hypoxic brain microvascular endothelial cells in vitro. Brain Research 2001, 130: 123-132. PMID: 11557101, DOI: 10.1016/s0165-3806(01)00220-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornApoptosisAstrocytesCell CommunicationCell Culture TechniquesCell DivisionCell HypoxiaCell SurvivalCoculture TechniquesCollagenEndothelial Growth FactorsEndothelium, VascularGelsHypoxia, BrainLymphokinesMitogen-Activated Protein KinasesPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktRatsVascular Endothelial Growth Factor AVascular Endothelial Growth FactorsConceptsBrain microvascular endothelial cellsChronic sublethal hypoxiaVascular endothelial growth factorHypoxic conditionsNewborn rat astrocytesMicrovascular endothelial cellsEndothelial growth factorDose-dependent mannerEffects of hypoxiaVEGF receptor 1Mild hypoxic conditionsImportance of VEGFRBE4 cellsRat astrocytesAmount of VEGFSublethal hypoxiaReceptor 1MAPK tyrosine phosphorylationEndothelial cellsGrowth factorRobust inductionVEGFTube formationTube stabilizationExogenous VEGF
1997
Vascular endothelial growth factor mediates reactive angiogenesis in the postnatal developing brain
Ment L, Stewart W, Fronc R, Seashore C, Mahooti S, Scaramuzzino D, Madri J. Vascular endothelial growth factor mediates reactive angiogenesis in the postnatal developing brain. Brain Research 1997, 100: 52-61. PMID: 9174246, DOI: 10.1016/s0165-3806(97)00012-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornAstrocytesCell DivisionCell HypoxiaCells, CulturedCerebral CortexCoculture TechniquesEndothelial Growth FactorsEndothelium, VascularHypoxia, BrainLymphokinesMicrocirculationNeovascularization, PathologicNeovascularization, PhysiologicRatsRats, Sprague-DawleyRNA, MessengerTranscription, GeneticVascular Endothelial Growth Factor AVascular Endothelial Growth FactorsConceptsVascular endothelial growth factorEndothelial growth factorVEGF protein levelsExperimental ratsSublethal hypoxiaBrain microvascular endothelial cellsEndothelial cellsGrowth factorChronic sublethal hypoxiaProtein levelsAge-matched controlsMicrovascular endothelial cellsHypoxic pupsHRP studyCortical vesselsImmunohistochemical studyVascular densityAddition of VEGFBeagle pupsNewborn ratsReactive angiogenesisAstrocyte culturesThree-dimensional cocultureRat forebrainVEGF protein