1991
Physostigmine in Alzheimer's disease: effects on cognitive functioning, cerebral glucose metabolism analyzed by positron emission tomography and cerebral blood flow analyzed by single photon emission tomography
Tune L, Brandt J, Frost J, Harris G, Mayberg H, Steele C, Burns A, Sapp J, Folstein M, Wagner H, Pearlson G. Physostigmine in Alzheimer's disease: effects on cognitive functioning, cerebral glucose metabolism analyzed by positron emission tomography and cerebral blood flow analyzed by single photon emission tomography. Acta Psychiatrica Scandinavica. Supplementum 1991, 83: 61-65. PMID: 1897377, DOI: 10.1111/j.1600-0447.1991.tb03111.x.Peer-Reviewed Original ResearchMeSH KeywordsAgedAlzheimer DiseaseAmphetaminesBlood GlucoseBrainCerebrovascular CirculationDeoxyglucoseDose-Response Relationship, DrugDrug Administration ScheduleFemaleFluorodeoxyglucose F18HumansMaleMiddle AgedNeuropsychological TestsPhysostigminePilot ProjectsTomography, Emission-ComputedTomography, Emission-Computed, Single-PhotonConceptsCerebral glucose metabolismCerebral blood flowSingle photon emission tomographyPhoton emission tomographyPositron emission tomographyBlood flowEmission tomographyGlucose metabolismAlzheimer's diseaseRegional cerebral glucose metabolismSignificant clinical improvementCognitive functioningClinical improvementMost patientsIntravenous administrationPatientsDiseasePhysostigmineTomographyBrain activityPreliminary findingsMetabolismPronounced improvementPathophysiologyIllness
1989
Structural brain CT changes and cognitive deficits in elderly depressives with and without reversible dementia (‘pseudodementia’)*
Pearlson G, Rabins P, Kim W, Speedie L, Moberg P, Burns A, Bascom M. Structural brain CT changes and cognitive deficits in elderly depressives with and without reversible dementia (‘pseudodementia’)*. Psychological Medicine 1989, 19: 573-584. PMID: 2798631, DOI: 10.1017/s003329170002417x.Peer-Reviewed Original ResearchConceptsMini-Mental State ExaminationVentricular brain ratioAD patientsDepressed patientsNormal controlsDSM-III major depressionCognitive deficitsShort-term progressionStructural brain abnormalitiesCranial CT scanProbable Alzheimer's diseaseCT attenuation valuesCT valuesReversible dementiaElderly patientsMost patientsBrain ratioCT attenuation numbersCT changesElderly depressivesBrain abnormalitiesDementia syndromesMajor depressionCT scanPatients
1986
Positron Emission Tomography Reveals Elevated D2 Dopamine Receptors in Drug-Naive Schizophrenics
Wong D, Wagner H, Tune L, Dannals R, Pearlson G, Links J, Tamminga C, Broussolle E, Ravert H, Wilson A, Toung J, Malat J, Williams J, O'Tuama L, Snyder S, Kuhar M, Gjedde A. Positron Emission Tomography Reveals Elevated D2 Dopamine Receptors in Drug-Naive Schizophrenics. Science 1986, 234: 1558-1563. PMID: 2878495, DOI: 10.1126/science.2878495.Peer-Reviewed Original ResearchConceptsD2 dopamine receptorsD2 dopamine receptor densityPositron emission tomographyGroup of patientsDopamine receptor densityDopamine receptorsCaudate nucleusReceptor densityNormal volunteersEmission tomographyDrug-naive schizophrenicsNumber of receptorsMost patientsBasal gangliaNeuroleptic drugsPostmortem studiesBiochemical abnormalitiesPatientsPsychiatric diseasesSchizophreniaReceptorsDrugsVolunteersTomographyGroup