2009
Arterial transit time effects in pulsed arterial spin labeling CBF mapping: Insight from a PET and MR study in normal human subjects
Qiu M, Maguire R, Arora J, Planeta‐Wilson B, Weinzimmer D, Wang J, Wang Y, Kim H, Rajeevan N, Huang Y, Carson RE, Constable RT. Arterial transit time effects in pulsed arterial spin labeling CBF mapping: Insight from a PET and MR study in normal human subjects. Magnetic Resonance In Medicine 2009, 63: 374-384. PMID: 19953506, PMCID: PMC2867043, DOI: 10.1002/mrm.22218.Peer-Reviewed Original Research
2008
More accurate Talairach coordinates for neuroimaging using non-linear registration
Lacadie CM, Fulbright RK, Rajeevan N, Constable RT, Papademetris X. More accurate Talairach coordinates for neuroimaging using non-linear registration. NeuroImage 2008, 42: 717-725. PMID: 18572418, PMCID: PMC2603575, DOI: 10.1016/j.neuroimage.2008.04.240.Peer-Reviewed Original ResearchAlgorithmsArtificial IntelligenceComputer SimulationHumansImage EnhancementImage Interpretation, Computer-AssistedImaging, Three-DimensionalMagnetic Resonance ImagingModels, AnatomicModels, NeurologicalNonlinear DynamicsPattern Recognition, AutomatedReproducibility of ResultsSensitivity and SpecificitySubtraction Technique
2000
Test-retest reproducibility of extrastriatal dopamine D2 receptor imaging with [123I]epidepride SPECT in humans.
Varrone A, Fujita M, Verhoeff NP, Zoghbi SS, Baldwin RM, Rajeevan N, Charney DS, Seibyl JP, Innis RB. Test-retest reproducibility of extrastriatal dopamine D2 receptor imaging with [123I]epidepride SPECT in humans. Journal Of Nuclear Medicine 2000, 41: 1343-51. PMID: 10945525.Peer-Reviewed Original ResearchConceptsTest-retest variabilityTemporal cortexTest-retest reproducibilityOutcome measuresExtrastriatal regionsD2 receptorsPlasma clearanceExtrastriatal dopamine D2 receptorsGood test-retest variabilityConstant infusion paradigmExtrastriatal D2 receptorsDopamine D2 receptorsBrain radioactivityStriatal radioactivityHealthy volunteersReceptor densityInfusion rateParent tracerSPECT studiesLess test-retest variabilityCortexHigh test-retest variabilityFree fractionReceptor quantificationReceptors
1999
Changes of benzodiazepine receptors during chronic benzodiazepine administration in humans
Fujita M, Woods S, Verhoeff N, Abi-Dargham A, Baldwin R, Zoghbi S, Soares J, Jatlow P, Krystal J, Rajeevan N, Charney D, Seibyl J, Innis R. Changes of benzodiazepine receptors during chronic benzodiazepine administration in humans. European Journal Of Pharmacology 1999, 368: 161-172. PMID: 10193652, DOI: 10.1016/s0014-2999(99)00013-8.Peer-Reviewed Original ResearchConceptsClinical effectsReceptor levelsReceptor densityReceptor occupancyChronic benzodiazepine administrationBenzodiazepine receptor densityHealthy human subjectsComparison of baselineSingle photon emissionHopkins Verbal Learning TestInduced sedationVerbal Learning TestBenzodiazepine administrationOral administrationBaseline valuesBenzodiazepine receptorsTolerance developmentDay 3Day 17Day 4Day 10Central typeLearning TestReceptorsHuman subjects