2017
Surface chemistry governs cellular tropism of nanoparticles in the brain
Song E, Gaudin A, King AR, Seo YE, Suh HW, Deng Y, Cui J, Tietjen GT, Huttner A, Saltzman WM. Surface chemistry governs cellular tropism of nanoparticles in the brain. Nature Communications 2017, 8: 15322. PMID: 28524852, PMCID: PMC5454541, DOI: 10.1038/ncomms15322.Peer-Reviewed Original ResearchConceptsSurface chemistryDifferent surface chemistriesDrug deliveryNanoparticlesNanoparticle designChemistryTherapeutic efficacyAssociation rateFunctionalizationCentral nervous systemConvection-enhanced deliverySignificant uptakeBrain interstitiumOrthotopic modelNervous systemNeurological diseasesAdverse toxicityCellular tropismExtent of internalizationCellular depositionBrainCell populationsDepositionPropertiesGlioblastoma
2016
Distribution of polymer nanoparticles by convection-enhanced delivery to brain tumors
Saucier-Sawyer JK, Seo YE, Gaudin A, Quijano E, Song E, Sawyer AJ, Deng Y, Huttner A, Saltzman WM. Distribution of polymer nanoparticles by convection-enhanced delivery to brain tumors. Journal Of Controlled Release 2016, 232: 103-112. PMID: 27063424, PMCID: PMC4893898, DOI: 10.1016/j.jconrel.2016.04.006.Peer-Reviewed Original ResearchConceptsConvection-enhanced deliveryBlood-brain barrierBrain-penetrating nanoparticlesIntracranial tumorsBrain tumorsGlioblastoma multiformeHealthy brainMain tumor massFatal brain tumorPresence of tumorBrain tumor treatmentLocal recurrenceInfusion sitePeritumoral tissuesTumor massCED infusionIndividual tumorsTumorsNecrotic regionsTumor treatmentLocal administrationHeterogeneous distribution patternAdministrationBrainCell targeting
2014
Imaging the delivery of brain-penetrating PLGA nanoparticles in the brain using magnetic resonance
Strohbehn G, Coman D, Han L, Ragheb RR, Fahmy TM, Huttner AJ, Hyder F, Piepmeier JM, Saltzman WM, Zhou J. Imaging the delivery of brain-penetrating PLGA nanoparticles in the brain using magnetic resonance. Journal Of Neuro-Oncology 2014, 121: 441-449. PMID: 25403507, PMCID: PMC4323763, DOI: 10.1007/s11060-014-1658-0.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsBrain NeoplasmsConvectionDrug Delivery SystemsFerric CompoundsGlioblastomaHumansImage Processing, Computer-AssistedLactic AcidMagnetic Resonance ImagingNanoparticlesNeuroimagingPolyglycolic AcidPolylactic Acid-Polyglycolic Acid CopolymerRatsRats, Sprague-DawleyConceptsBrain-penetrating nanoparticlesSuperparamagnetic iron oxideEfficient deliveryDrug-loaded nanoparticlesDistribution of nanoparticlesTransverse relaxivityPLGA nanoparticlesNanoparticlesConvection-enhanced deliveryDelivery platformFuture clinical applicationsUniversal tumor recurrenceClinical translationSignal attenuationDetection modalitiesIron oxideSame morphologyParticle distributionDeliveryGroundbreaking approachClinical applicationRelevant volumesRelaxivityTreatment of GBMOxide