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
2011
Central and Peripheral Administration of Compound 21 Elicits Cerebroprotective Effects in Ischemic Stroke
Joseph J, Regenhardt R, Mecca A, Patel N, Steckelings U, Unger T, Katovich M, Sumners C. Central and Peripheral Administration of Compound 21 Elicits Cerebroprotective Effects in Ischemic Stroke. The FASEB Journal 2011, 25: lb576-lb576. DOI: 10.1096/fasebj.25.1_supplement.lb576.Peer-Reviewed Original ResearchMiddle cerebral artery occlusionIpsilateral gray matterArtificial cerebrospinal fluidInfarct sizeMCAO inductionIschemic strokeNeurological deficitsControl ratsAdult male Sprague-Dawley ratsAngiotensin type 2 receptorGray matterMale Sprague-Dawley ratsSpecific AT2R agonistCerebral artery occlusionExert beneficial actionsSprague-Dawley ratsType 2 receptorACSF controlsCerebroprotective effectArtery occlusionPeripheral administrationAT2R agonistIP administrationEndothelin-1Intracerebroventricular infusion