2020
Stroke-Induced Peripheral Immune Dysfunction in Vitamin D–Deficient Conditions: Modulation by Progesterone and Vitamin D
Yousuf S, Atif F, Espinosa-Garcia C, Harris W, Turan N, Stein D. Stroke-Induced Peripheral Immune Dysfunction in Vitamin D–Deficient Conditions: Modulation by Progesterone and Vitamin D. Molecular Neurobiology 2020, 58: 950-963. PMID: 33063282, DOI: 10.1007/s12035-020-02129-4.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApoptosisAstrocytesBehavior, AnimalBiomarkersCyclooxygenase 2Endoplasmic Reticulum StressHand StrengthInflammationInflammation MediatorsInterleukin-6LipopolysaccharidesMaleMyelin Basic ProteinNeuronsNitric Oxide Synthase Type IIProgesteroneRatsRats, Sprague-DawleyReactive Oxygen SpeciesReproducibility of ResultsSpleenStrokeThymus GlandTranscription Factor CHOPVitamin DVitamin D DeficiencyWhite MatterConceptsPeripheral immune dysfunctionSystemic inflammationImmune dysfunctionCombined treatmentLipopolysaccharide (LPS)-induced systemic inflammationVitamin D. Vitamin D deficiencyImmune cell populationsAdministration of progesteroneVitamin D-deficient conditionDelayed functional recoveryD sufficiencyD deficiencyEndoplasmic reticulum stressTreated with PVitamin DWhite matter integrityComorbid conditionsDay 4Improve outcomesFunctional recoveryAltered outcomesInflammationNeuronal inflammationCell populationsReticulum stressPost-ischemic stroke systemic inflammation: Immunomodulation by progesterone and vitamin D hormone
Atif F, Yousuf S, Espinosa-Garcia C, Harris W, Stein D. Post-ischemic stroke systemic inflammation: Immunomodulation by progesterone and vitamin D hormone. Neuropharmacology 2020, 181: 108327. PMID: 32950558, DOI: 10.1016/j.neuropharm.2020.108327.Peer-Reviewed Original ResearchConceptsPeripheral immune dysfunctionVitamin D hormoneTransient middle cerebral artery occlusion/reperfusionImmune dysfunctionSystemic inflammationInfarct volumeSubsets of immune cellsNeuronal inflammationMeasure infarct volumePost-stroke infectionsInjection of lipopolysaccharideIn-hospital infectionStandard of careFlow cytometric analysisMiddle cerebral artery occlusion/reperfusionCleaved caspase-3Combination therapyInflammation groupImmune cellsAdult ratsIncreased morbidityD hormoneBrain post-strokeImmunomodulatory effectsCombined treatment
2019
Progesterone Treatment Attenuates Glycolytic Metabolism and Induces Senescence in Glioblastoma
Atif F, Yousuf S, Espinosa-Garcia C, Sergeeva E, Stein D. Progesterone Treatment Attenuates Glycolytic Metabolism and Induces Senescence in Glioblastoma. Scientific Reports 2019, 9: 988. PMID: 30700763, PMCID: PMC6353890, DOI: 10.1038/s41598-018-37399-5.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsApoptosisBehavior, AnimalBiomarkersCell Line, TumorCell ProliferationCell SurvivalCellular SenescenceEnzyme AssaysGlioblastomaGlycolysisLuciferasesMice, NudeModels, BiologicalMotor ActivityNeovascularization, PathologicPhosphatidylinositol 3-KinasesProgesteroneProto-Oncogene Proteins c-aktSignal TransductionTOR Serine-Threonine KinasesConceptsGrowth of glioblastoma multiformeGlycolytic metabolismEffect of progesterone treatmentHigh-dose progesteroneReduced anxiety-like behaviorFollow-up in vitro studyOrthotopic mouse modelSpontaneous locomotor activityAnxiety-like behaviorAthymic nude miceInduce senescenceExpression of GLUT1Increased survival rateCytoplasmic FOXO1Tumor sizeTumor establishmentProgesterone administrationProgesterone treatmentTumor cellsTumor progressionInduce premature senescenceFollow-upNude micePeripheral organsLocomotor activity
2013
Post-ischemic administration of progesterone reduces caspase-3 activation and DNA fragmentation in the hippocampus following global cerebral ischemia
Espinosa-García C, Vigueras-Villaseñor R, Rojas-Castañeda J, Aguilar-Hernández A, Monfil T, Cervantes M, Moralí G. Post-ischemic administration of progesterone reduces caspase-3 activation and DNA fragmentation in the hippocampus following global cerebral ischemia. Neuroscience Letters 2013, 550: 98-103. PMID: 23810799, DOI: 10.1016/j.neulet.2013.06.023.Peer-Reviewed Original ResearchConceptsCaspase-3 levelsGlobal cerebral ischemia/reperfusionCaspase-3Pyramidal neuronsCaspase-3 activityAdult male Sprague-Dawley ratsHippocampal CA1 pyramidal neuronsNeuroprotective effects of progesteroneCerebral ischemia/reperfusionMale Sprague-Dawley ratsGlobal cerebral ischemia/reperfusion injuryCA1 pyramidal neuronsNeuroprotective effectsEffects of progesteroneAdministration of progesteroneIschemia/reperfusion-induced increasesSprague-Dawley ratsFour-vessel occlusion modelModels of brain injuryEffects of P4CA1 neuronal lossGlobal cerebral ischemiaPost-ischemic administrationCerebral ischemia/reperfusion injuryDNA fragmentation