2023
Trained immunity induced by high‐salt diet impedes stroke recovery
Lin T, Jiang D, Chen W, Lin J, Zhang X, Chen C, Hsu C, Lai L, Chen P, Yang K, Sansing L, Chang C. Trained immunity induced by high‐salt diet impedes stroke recovery. EMBO Reports 2023, 24: e57164. PMID: 37965920, PMCID: PMC10702837, DOI: 10.15252/embr.202357164.Peer-Reviewed Original ResearchConceptsInnate immune memoryMonocyte-derived macrophagesStroke recoveryInflammatory responseBone marrowImmune memoryHigh-salt dietCause of morbidityInitial inflammatory responsePotential therapeutic targetLoss of Nr4a1Stroke outcomeStroke brainIntracerebral hemorrhageBrain recoverySterile inflammationHealthy miceTissue injurySevere formTherapeutic targetAlternative activationImmune primingReparative functionsProgenitor cellsNR4A family
2021
Exogenous inter-α inhibitor proteins prevent cell death and improve ischemic stroke outcomes in mice
McCullough LD, Roy-O’Reilly M, Lai YJ, Patrizz A, Xu Y, Lee J, Holmes A, Kraushaar DC, Chauhan A, Sansing LH, Stonestreet BS, Zhu L, Kofler J, Lim YP, Venna VR. Exogenous inter-α inhibitor proteins prevent cell death and improve ischemic stroke outcomes in mice. Journal Of Clinical Investigation 2021, 131: e144898. PMID: 34580244, PMCID: PMC8409590, DOI: 10.1172/jci144898.Peer-Reviewed Original ResearchConceptsInter-α inhibitor proteinsIschemic strokeStroke outcomeStroke modelComplement activationBeneficial effectsMultiple stroke modelsNeutralization of histonesPost-stroke administrationIschemic stroke outcomeExperimental ischemic strokeIschemic stroke patientsExperimental stroke modelsModel of sepsisPotential therapeutic candidateExcess complement activationIaIp levelsStroke onsetStroke patientsProinflammatory cytokinesAged miceExtracellular histonesClinical relevanceTherapeutic candidateTherapeutic efficacy
2020
Aging exacerbates neutrophil pathogenicity in ischemic stroke
Roy-O'Reilly MA, Ahnstedt H, Spychala MS, Munshi Y, Aronowski J, Sansing LH, McCullough LD. Aging exacerbates neutrophil pathogenicity in ischemic stroke. Aging 2020, 12: 436-461. PMID: 31927534, PMCID: PMC6977697, DOI: 10.18632/aging.102632.Peer-Reviewed Original ResearchConceptsIschemic stroke patientsIschemic strokeNeutrophil-activating cytokineStroke patientsNeutrophil functionNeutrophil reactive oxygen speciesPoor post-stroke outcomesDepletion of neutrophilsPro-inflammatory functionsStrong risk factorExperimental mouse modelPost-stroke outcomesHigher stroke mortalityStroke outcomePoor outcomeFunctional outcomeStroke mortalityLong-term benefitsRisk factorsSpecific monoclonal antibodiesNeutrophil trafficTissue injuryYoung miceAged subjectsMouse model