2014
The angiotensin type 2 receptor agonist Compound 21 elicits cerebroprotection in endothelin-1 induced ischemic stroke
Joseph JP, Mecca AP, Regenhardt RW, Bennion DM, Rodríguez V, Desland F, Patel NA, Pioquinto DJ, Unger T, Katovich MJ, Steckelings UM, Sumners C. The angiotensin type 2 receptor agonist Compound 21 elicits cerebroprotection in endothelin-1 induced ischemic stroke. Neuropharmacology 2014, 81: 134-141. PMID: 24508710, PMCID: PMC7472595, DOI: 10.1016/j.neuropharm.2014.01.044.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin II Type 2 Receptor BlockersAnimalsBrain InfarctionBrain IschemiaCD11b AntigenCerebrovascular CirculationCytokinesDisease Models, AnimalDose-Response Relationship, DrugEndothelin-1Glial Fibrillary Acidic ProteinImidazolesMaleNitric Oxide Synthase Type IIPeroxidasePyridinesRatsRats, Sprague-DawleyStrokeSulfonamidesThiophenesTime FactorsConceptsMiddle cerebral artery occlusionPost-stroke administrationEndothelin-1Neurological deficitsIschemic strokeCerebroprotective actionCerebral damageCerebral ischemiaAT2R agonistChemokine (C-C) motif ligand 2Inducible nitric oxide synthaseBeneficial effectsCerebral infarct sizeMCAO-induced increaseCerebral artery occlusionAnti-inflammatory effectsCerebral blood flowNitric oxide synthaseSelective AT2R agonistPotential therapeutic valueType 2 mRNAAT2R inhibitorArtery occlusionPeripheral administrationHemorrhagic stroke
2013
Anti-inflammatory effects of angiotensin-(1-7) in ischemic stroke
Regenhardt RW, Desland F, Mecca AP, Pioquinto DJ, Afzal A, Mocco J, Sumners C. Anti-inflammatory effects of angiotensin-(1-7) in ischemic stroke. Neuropharmacology 2013, 71: 154-163. PMID: 23583926, PMCID: PMC3664115, DOI: 10.1016/j.neuropharm.2013.03.025.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IAnimalsAnti-Inflammatory Agents, Non-SteroidalBrain IschemiaCells, CulturedCerebral CortexDisease Models, AnimalGene Expression RegulationMaleMiceMice, Inbred StrainsMice, KnockoutMicrogliaNerve Tissue ProteinsNeuroprotective AgentsNitric OxideNitric Oxide Synthase Type IIPeptide FragmentsProto-Oncogene MasProto-Oncogene ProteinsRatsRats, Sprague-DawleyReceptors, G-Protein-CoupledSpecific Pathogen-Free OrganismsStrokeConceptsInducible nitric oxide synthaseAnti-inflammatory effectsIschemic strokeEndothelin-1Cerebral cortexMiddle cerebral artery occlusionCerebral infarct sizeDifferentiation molecule 11bIntracerebral inflammatory responseCerebral artery occlusionAnti-inflammatory actionLipopolysaccharide-induced increasePro-inflammatory cytokinesCerebral blood flowINOS protein expressionNitric oxide synthaseNitric oxide productionNitric oxide generationExpression of mRNAAng-(1-7) treatmentSignificant cerebroprotectionCerebral vasoconstrictionArtery occlusionCerebroprotective actionReceptor Mas
2011
Angiotensin(1–7) increases survival of stroke‐prone spontaneously hypertensive rats
Regenhardt R, Ritucci‐Chinni P, Desland F, Mecca A, Sumners C. Angiotensin(1–7) increases survival of stroke‐prone spontaneously hypertensive rats. The FASEB Journal 2011, 25: 650.10-650.10. DOI: 10.1096/fasebj.25.1_supplement.650.10.Peer-Reviewed Original ResearchHemorrhagic strokeCerebroprotective actionHypertensive ratsSystemic arterial pressureNovel therapeutic targetArtificial cerebrospinal fluidWeeks of ageAngiotensin systemIschemic strokeSalt dietArterial pressureSpontaneous hypertensionTherapeutic optionsAngiotensin IIINOS expressionStroke occurrenceCerebrospinal fluidTherapeutic targetOsmotic pumpHemorrhagic stroke occurrenceStrokeRatsSignificant increaseWeeksSurvival
2009
Cerebroprotective action of angiotensin 1‐7 in a rat model of ischemic stroke
Mecca A, O'Connor T, Dooies K, Katovich M, Sumners C. Cerebroprotective action of angiotensin 1‐7 in a rat model of ischemic stroke. The FASEB Journal 2009, 23: 947.1-947.1. DOI: 10.1096/fasebj.23.1_supplement.947.1.Peer-Reviewed Original ResearchMiddle cerebral artery occlusionAngiotensin-Converting Enzyme 2Ang-1Artificial cerebrospinal fluidControl ratsIschemic strokeNeurological deficitsInfarct sizeAngiotensin 1Rat modelArtificial cerebrospinal fluid controlsIpsilateral gray matterCerebral artery occlusionLateral ventricular cannulasConverting enzyme 2Cerebrospinal fluid controlsCerebroprotective propertiesMCAO inductionArtery occlusionCerebroprotective actionEndothelin-1Ventricular cannulaEnzyme 2Cerebrospinal fluidET-1