2019
The impact of attention deficit hyperactivity disorder in obsessive‐compulsive disorder subjects
Blanco‐Vieira T, Santos M, Ferrão YA, Torres AR, Miguel EC, Bloch MH, Leckman JF, do Rosario MC. The impact of attention deficit hyperactivity disorder in obsessive‐compulsive disorder subjects. Depression And Anxiety 2019, 36: 533-542. PMID: 30990937, DOI: 10.1002/da.22898.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderAdult OCD patientsObsessive-compulsive disorderDeficit hyperactivity disorderOCD patientsClinical characteristicsExact testFeatures of ADHDHyperactivity disorderSubgroup of patientsAdult obsessive-compulsive disorderComorbid attention deficit hyperactivity disorderSpecific clinical featuresCross-sectional studyObsessive-compulsive disorder (OCD) subjectsLogistic regression analysisFisher's exact testBrazilian Research ConsortiumMann-Whitney testAdult patientsRheumatic feverDevelopment of interventionsClinical featuresObsessive-compulsive spectrum disordersLifetime prevalence
2017
A total-population multigenerational family clustering study of autoimmune diseases in obsessive–compulsive disorder and Tourette’s/chronic tic disorders
Mataix-Cols D, Frans E, Pérez-Vigil A, Kuja-Halkola R, Gromark C, Isomura K, Fernández de la Cruz L, Serlachius E, Leckman JF, Crowley JJ, Rück C, Almqvist C, Lichtenstein P, Larsson H. A total-population multigenerational family clustering study of autoimmune diseases in obsessive–compulsive disorder and Tourette’s/chronic tic disorders. Molecular Psychiatry 2017, 23: 1652-1658. PMID: 29133949, PMCID: PMC5951741, DOI: 10.1038/mp.2017.215.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderAutoimmune diseasesChronic tic disorderIndividual autoimmune diseasesThird-degree relativesTic disordersRisk of ADsNational Patient RegisterPatterns of comorbidityFirst-degree relativesPatient RegisterPlacental transmissionNationwide studyBirth cohortCTD casesFamilial clusteringDisordersComorbiditiesPopulation controlsProbandsOCD probandsBiological relativesDiseaseFamilial linkRisk
2014
Transcriptome Analysis of the Human Striatum in Tourette Syndrome
Lennington JB, Coppola G, Kataoka-Sasaki Y, Fernandez TV, Palejev D, Li Y, Huttner A, Pletikos M, Sestan N, Leckman JF, Vaccarino FM. Transcriptome Analysis of the Human Striatum in Tourette Syndrome. Biological Psychiatry 2014, 79: 372-382. PMID: 25199956, PMCID: PMC4305353, DOI: 10.1016/j.biopsych.2014.07.018.Peer-Reviewed Original ResearchConceptsCopy number variantsGenome-wide association studiesGene coexpression modulesNumber variantsGene network analysisCommon genetic variantsCoexpression modulesUpregulated genesMetabolism modulesImmune-related genesNetwork analysisAssociation studiesDifferential expressionUpregulated modulesGenetic variantsGenesPatient's striatumTS individualsTranscriptomeVariantsMetabolic alterationsSame regionGamma-aminobutyric acidergic interneuronsTranscriptsRNA
2010
Elevated expression of MCP-1, IL-2 and PTPR-N in basal ganglia of Tourette syndrome cases
Morer A, Chae W, Henegariu O, Bothwell AL, Leckman JF, Kawikova I. Elevated expression of MCP-1, IL-2 and PTPR-N in basal ganglia of Tourette syndrome cases. Brain Behavior And Immunity 2010, 24: 1069-1073. PMID: 20193755, DOI: 10.1016/j.bbi.2010.02.007.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAutopsyBasal GangliaChemokine CCL2FemaleHumansInterferon-gammaInterleukin-1betaInterleukin-2Leukocyte Common AntigensMaleMiddle AgedPolymerase Chain ReactionReceptor-Like Protein Tyrosine Phosphatases, Class 2Receptor-Like Protein Tyrosine Phosphatases, Class 8RecoverinRNATourette SyndromeConceptsMCP-1IL-2Tourette syndromePost-mortem specimenBasal gangliaElevated expressionPost-infectious autoimmunityAdult TS patientsChronic inflammatory processEvidence of inflammationBasal ganglia areaInterleukin-1 βCentral nervous systemChemotactic factor-1TS casesReverse transcription-polymerase chain reaction analysisTranscription-polymerase chain reaction analysisReal-time reverse transcription-polymerase chain reaction analysisBrain tissue sectionsInflammatory factorsControl subjectsGanglia areaInflammatory processInterleukin-2TS patients
2009
Decreased number of parvalbumin and cholinergic interneurons in the striatum of individuals with Tourette syndrome
Kataoka Y, Kalanithi PS, Grantz H, Schwartz ML, Saper C, Leckman JF, Vaccarino FM. Decreased number of parvalbumin and cholinergic interneurons in the striatum of individuals with Tourette syndrome. The Journal Of Comparative Neurology 2009, 518: 277-291. PMID: 19941350, PMCID: PMC2846837, DOI: 10.1002/cne.22206.Peer-Reviewed Original ResearchConceptsMedium spiny neuronsCholinergic interneuronsTourette syndromeNormal controlsCholinergic striatal interneuronsNumber of parvalbuminBrains of patientsCaudate nucleus volumeUnbiased stereological analysisStriatal interneuronsOngoing motor behaviorCholinergic cellsTotal neuronsCholine acetyltransferaseSpiny neuronsLimbic regionsStriatum of individualsTS patientsPostmortem brainsThalamic controlSensorimotor regionsInterneuronsCellular abnormalitiesNeuron firingTS subjects
2006
A systematic review: antipsychotic augmentation with treatment refractory obsessive-compulsive disorder
Bloch MH, Landeros-Weisenberger A, Kelmendi B, Coric V, Bracken MB, Leckman JF. A systematic review: antipsychotic augmentation with treatment refractory obsessive-compulsive disorder. Molecular Psychiatry 2006, 11: 622-632. PMID: 16585942, DOI: 10.1038/sj.mp.4001823.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntipsychotic AgentsBasal Ganglia DiseasesBenzodiazepinesComorbidityDepressive DisorderDibenzothiazepinesDouble-Blind MethodDrug ResistanceDrug Therapy, CombinationHaloperidolHumansMiddle AgedObsessive-Compulsive DisorderOlanzapinePatient DropoutsQuetiapine FumarateRandomized Controlled Trials as TopicRisperidoneSelective Serotonin Reuptake InhibitorsTic DisordersTreatment OutcomeConceptsSerotonin reuptake inhibitorsAntipsychotic augmentationAbsolute risk differenceObsessive-compulsive disorderComorbid ticsOCD patientsTreatment responseSystematic reviewTreatment-refractory obsessive-compulsive disorderTreatment-refractory OCD patientsRefractory obsessive-compulsive disorderDouble-blind trialEfficacy of quetiapineTreatment-refractory OCDCochrane Central RegisterMeaningful treatment responseProportion of subjectsEfficacy of haloperidolRandomized control trialObsessive-compulsive disorder patientsSRI monotherapyAdequate trialCentral RegisterControlled TrialsReuptake inhibitorsThe Dimensional Yale–Brown Obsessive–Compulsive Scale (DY-BOCS): an instrument for assessing obsessive–compulsive symptom dimensions
Rosario-Campos MC, Miguel EC, Quatrano S, Chacon P, Ferrao Y, Findley D, Katsovich L, Scahill L, King RA, Woody SR, Tolin D, Hollander E, Kano Y, Leckman JF. The Dimensional Yale–Brown Obsessive–Compulsive Scale (DY-BOCS): an instrument for assessing obsessive–compulsive symptom dimensions. Molecular Psychiatry 2006, 11: 495-504. PMID: 16432526, DOI: 10.1038/sj.mp.4001798.Peer-Reviewed Original Research
2005
Altered parvalbumin-positive neuron distribution in basal ganglia of individuals with Tourette syndrome
Kalanithi PS, Zheng W, Kataoka Y, DiFiglia M, Grantz H, Saper CB, Schwartz ML, Leckman JF, Vaccarino FM. Altered parvalbumin-positive neuron distribution in basal ganglia of individuals with Tourette syndrome. Proceedings Of The National Academy Of Sciences Of The United States Of America 2005, 102: 13307-13312. PMID: 16131542, PMCID: PMC1201574, DOI: 10.1073/pnas.0502624102.Peer-Reviewed Original ResearchConceptsTourette syndromeNeuron distributionCalcium-binding protein parvalbuminNeuron numberT subjectsLower neuron numberGlobus pallidus pars externaParvalbumin-positive interneuronsTotal neuron numberUnbiased stereological techniquesChildhood neuropsychiatric disordersBasal ganglia tissueGABAergic neuronsGPi neuronsBasal gangliaCortico-striatoGlobus pallidusProtein parvalbuminThalamic circuitryGanglion tissueVocal ticsNormal controlsPutamen volumePars externaImaging studiesMicroinfusion of antineuronal antibodies into rodent striatum: Failure to differentiate between elevated and low titers
Singer HS, Mink JW, Loiselle CR, Burke KA, Ruchkina I, Morshed S, Parveen S, Leckman JF, Hallett JJ, Lombroso PJ. Microinfusion of antineuronal antibodies into rodent striatum: Failure to differentiate between elevated and low titers. Journal Of Neuroimmunology 2005, 163: 8-14. PMID: 15885303, DOI: 10.1016/j.jneuroim.2005.02.018.Peer-Reviewed Original ResearchConceptsAntineuronal antibodiesMovement disordersMale Sprague-Dawley ratsPediatric movement disordersSerum antineuronal antibodiesSprague-Dawley ratsStart of infusionNonspecific behavioral effectsAttention deficit hyperactivity disorderDeficit hyperactivity disorderAntibody infusionSham surgeryVentrolateral striatumObsessive-compulsive disorderSerum titersAntibody titersUse of ELISAImmunohistochemical techniquesTourette syndromeBehavioral abnormalitiesRodent striatumDay 2Stereotypy scoresInfusionLow titers
1999
The Tourette Syndrome Diagnostic Confidence Index
Robertson MM, Banerjee S, Kurlan R, Cohen DJ, Leckman JF, McMahon W, Pauls DL, Sandor P, van de Wetering B. The Tourette Syndrome Diagnostic Confidence Index. Neurology 1999, 53: 2108-2112. PMID: 10599790, DOI: 10.1212/wnl.53.9.2108.Peer-Reviewed Original ResearchConceptsDiagnostic Confidence IndexLifetime likelihoodRate symptom severityPsychometric propertiesClinical characteristicsConsecutive patientsTS clinicCase ascertainmentDiagnostic criteriaConsensus workshopSymptom severityClinical membersClinicPopulation of interestSeverityLifetime measuresPatientsExpert groupSymptomsLikelihood
1995
A family study of obsessive-compulsive disorder
Pauls DL, Alsobrook JP, Goodman W, Rasmussen S, Leckman JF. A family study of obsessive-compulsive disorder. American Journal Of Psychiatry 1995, 152: 76-84. PMID: 7802125, DOI: 10.1176/ajp.152.1.76.Peer-Reviewed Original ResearchConceptsFirst-degree relativesObsessive-compulsive disorderComparison subjectsSubthreshold obsessive-compulsive disorderAvailable first-degree relativesGilles de la Tourette's syndromeRelatives of probandsLa Tourette's syndromeFamily studiesBest-estimate diagnosesRate of ticsTic disordersFamily historyHigh riskTourette syndromeChronic ticsFemale probandsEarly onsetFamilial typeDisordersUnaffected subjectsProbandsSyndromeStructured interviewsSubjects
1994
"Just right" perceptions associated with compulsive behavior in Tourette's syndrome
Leckman JF, Walker DE, Goodman WK, Pauls DL, Cohen DJ. "Just right" perceptions associated with compulsive behavior in Tourette's syndrome. American Journal Of Psychiatry 1994, 151: 675-680. PMID: 8166308, DOI: 10.1176/ajp.151.5.675.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge of OnsetAgedAwarenessBasal GangliaChildComorbidityCompulsive BehaviorCross-Sectional StudiesFemaleHumansMaleMiddle AgedObsessive BehaviorObsessive-Compulsive DisorderPerceptionPersonality InventoryPsychiatric Status Rating ScalesSensationSeverity of Illness IndexTourette SyndromeConceptsTic disordersObsessive-compulsive disorderTourette syndromeObsessive-compulsive symptomsCompulsive behaviorsCross-sectional studyYale-Brown Obsessive Compulsive ScaleObsessive Compulsive ScaleTic symptomsChronic disordersPhonic ticsChildhood onsetEpidemiological studiesSyndromeAdult subjectsBrain regionsSymptomsCompulsive ScaleDisordersSensorimotor informationSubjectsThree-quartersCompulsive actsPathobiologySeverity
1993
Premonitory urges in Tourette's syndrome
Leckman JF, Walker DE, Cohen DJ. Premonitory urges in Tourette's syndrome. American Journal Of Psychiatry 1993, 150: 98-102. PMID: 8417589, DOI: 10.1176/ajp.150.1.98.Peer-Reviewed Original ResearchConceptsTic disordersPremonitory urgesTourette syndromeYale Global Tic Severity ScaleHyperkinetic movement disordersCross-sectional studyTic Severity ScaleVoluntary responseMidline abdomenTic symptomsPhonic ticsMovement disordersEpidemiological studiesSeverity ScaleCase findingTic severityPrevalence dataAdult subjectsBrain regionsSyndromeTic behaviorsInvoluntary motorFeeling of reliefDisordersAnatomical regions
1992
Postmortem analysis of subcortical monoamines and amino acids in Tourette syndrome.
Anderson GM, Pollak ES, Chatterjee D, Leckman JF, Riddle MA, Cohen DJ. Postmortem analysis of subcortical monoamines and amino acids in Tourette syndrome. Advances In Neurology 1992, 58: 123-33. PMID: 1414615.Peer-Reviewed Original Research
1981
Relationship between estimated premorbid adjustment and CSF homovanillic acid and 5-hydroxyindoleacetic acid levels
Leckman JF, Bowers MB, Sturges JS. Relationship between estimated premorbid adjustment and CSF homovanillic acid and 5-hydroxyindoleacetic acid levels. American Journal Of Psychiatry 1981, 138: 472-477. PMID: 6163366, DOI: 10.1176/ajp.138.4.472.Peer-Reviewed Original Research
1971
Pentylenetetrazol in the Treatment of Geriatric Patients with Disturbed Memory Function
LECKMAN J, ANANTH JV, BAN TA, LEHMANN HE. Pentylenetetrazol in the Treatment of Geriatric Patients with Disturbed Memory Function. The Journal Of Clinical Pharmacology 1971, 11: 301-303. PMID: 4932747, DOI: 10.1177/009127007101100409.Peer-Reviewed Original Research