Brain Iron Distribution after Multiple Doses of Ultra-small Superparamagnetic Iron Oxide Particles in Rats.
Gorman A, Deh K, Schwiedrzik C, White J, Groman E, Fisher C, Gillen K, Spincemaille P, Rasmussen S, Prince M, Voss H, Freiwald W, Wang Y. Brain Iron Distribution after Multiple Doses of Ultra-small Superparamagnetic Iron Oxide Particles in Rats. Comparative Medicine 2018, 68: 139-147. PMID: 29663939, PMCID: PMC5897970.Peer-Reviewed Original ResearchConceptsSerum iron levelsHigh cumulative dosesWashout periodCumulative dosesIron levelsBrain ventriclesIron depositionMale Sprague-Dawley ratsUltra-small superparamagnetic iron oxide particlesQuantitative susceptibility mapsEnd of dosingSerum iron concentrationSprague-Dawley ratsBrain iron distributionGradient-echo MRIMultiple dosesBrain parenchymaSuperparamagnetic iron oxide particlesIron biodistributionFrequent administrationHistologic analysisParamagnetic iron oxideIron accumulationTime pointsDoses