2020
Maternal perceptions of father involvement among refugee and disadvantaged families in Beirut, Lebanon
Hein S, Bick J, Issa G, Aoude L, Maalouf C, Awar A, Nourallah S, Zonderman AL, Householder S, Katsovich L, Khoshnood K, Moore C, Salah R, Britto PR, Leckman JF, Ponguta LA. Maternal perceptions of father involvement among refugee and disadvantaged families in Beirut, Lebanon. PLOS ONE 2020, 15: e0229670. PMID: 32134961, PMCID: PMC7058288, DOI: 10.1371/journal.pone.0229670.Peer-Reviewed Original Research
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
2018
Obsessive-Compulsive Symptomatology in Community Youth: Typical Development or a Red Flag for Psychopathology?
Barzilay R, Patrick A, Calkins ME, Moore TM, Wolf DH, Benton TD, Leckman JF, Gur RC, Gur RE. Obsessive-Compulsive Symptomatology in Community Youth: Typical Development or a Red Flag for Psychopathology? Journal Of The American Academy Of Child & Adolescent Psychiatry 2018, 58: 277-286.e4. PMID: 30738554, DOI: 10.1016/j.jaac.2018.06.038.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderMajor psychiatric conditionsObsessive-compulsive symptomsPsychiatric conditionsAssociation of OCSStructured psychiatric interviewSerious psychopathologyRed flagsSuicide ideationMental health helpDepressive episodePsychiatric evaluationPsychiatric interviewLifetime diagnosisPhiladelphia Neurodevelopmental CohortSymptomsSubstantial associationCommunity youthOCS symptomsFemale participantsHigh rateNeurodevelopmental CohortOCD criteriaPsychosisPhenotypic heterogeneityA multicenter examination and strategic revisions of the Yale Global Tic Severity Scale
McGuire JF, Piacentini J, Storch EA, Murphy TK, Ricketts EJ, Woods DW, Walkup JW, Peterson AL, Wilhelm S, Lewin AB, McCracken JT, Leckman JF, Scahill L. A multicenter examination and strategic revisions of the Yale Global Tic Severity Scale. Neurology 2018, 90: e1711-e1719. PMID: 29653992, PMCID: PMC5952973, DOI: 10.1212/wnl.0000000000005474.Peer-Reviewed Original ResearchConceptsTic symptom severityTic scoreTIC numbersYale Global Tic Severity Scale (YGTSS) scoresSymptom severityYale Global Tic Severity ScaleYGTSS total tic scoreTotal tic scoreSimilar clinical characteristicsInternal consistencySeverity Scale scoreCross-sectional studyTic Severity ScaleDelphi consensus processClinical characteristicsPhonic ticsTic disordersMulticenter examinationImpairment scoresGood internal consistencySeverity ScaleScale scoreSymptom ChecklistDiagnostic InterviewStrong internal consistencyEfficacy and Safety of Deep Brain Stimulation in Tourette Syndrome: The International Tourette Syndrome Deep Brain Stimulation Public Database and Registry
Martinez-Ramirez D, Jimenez-Shahed J, Leckman JF, Porta M, Servello D, Meng FG, Kuhn J, Huys D, Baldermann JC, Foltynie T, Hariz MI, Joyce EM, Zrinzo L, Kefalopoulou Z, Silburn P, Coyne T, Mogilner AY, Pourfar MH, Khandhar SM, Auyeung M, Ostrem JL, Visser-Vandewalle V, Welter ML, Mallet L, Karachi C, Houeto JL, Klassen BT, Ackermans L, Kaido T, Temel Y, Gross RE, Walker HC, Lozano AM, Walter BL, Mari Z, Anderson WS, Changizi BK, Moro E, Zauber SE, Schrock LE, Zhang JG, Hu W, Rizer K, Monari EH, Foote KD, Malaty IA, Deeb W, Gunduz A, Okun MS. Efficacy and Safety of Deep Brain Stimulation in Tourette Syndrome: The International Tourette Syndrome Deep Brain Stimulation Public Database and Registry. JAMA Neurology 2018, 75: 353-359. PMID: 29340590, PMCID: PMC5885852, DOI: 10.1001/jamaneurol.2017.4317.Peer-Reviewed Original ResearchConceptsDeep brain stimulationGlobus pallidus internusTourette syndromeDBS implantationBrain stimulationAdverse eventsOutcome of DBSSafety of DBSYale Global Tic Severity Scale (YGTSS) scoresPosterior globus pallidus internusOverall adverse event rateYale Global Tic Severity ScaleStimulation-induced adverse effectsMedically refractory symptomsImportant adverse eventsAdverse event ratesRefractory Tourette syndromeSeverity Scale scoreTic Severity ScaleSelf-injurious behaviorRefractory symptomsSymptomatic improvementIntracranial hemorrhageObsessive-compulsive disorderInternal capsuleDNA methylome variation in a perinatal nurse-visitation program that reduces child maltreatment: a 27-year follow-up
O’Donnell K, Chen L, MacIsaac JL, McEwen LM, Nguyen T, Beckmann K, Zhu Y, Chen LM, Brooks-Gunn J, Goldman D, Grigorenko EL, Leckman JF, Diorio J, Karnani N, Olds DL, Holbrook JD, Kobor MS, Meaney MJ. DNA methylome variation in a perinatal nurse-visitation program that reduces child maltreatment: a 27-year follow-up. Translational Psychiatry 2018, 8: 15. PMID: 29317599, PMCID: PMC5802588, DOI: 10.1038/s41398-017-0063-9.Peer-Reviewed Original ResearchConceptsNurse-Family PartnershipIntervention programsProspective longitudinal studyYears of ageMajor psychiatric disordersAge 27 yearsChild maltreatmentPsychosocial intervention programEarly intervention programsLifestyle factorsIntervention groupBlood samplesPsychiatric disordersAdult offspringDiagnostic InterviewChildhood adversityNFP programInterindividual variationLongitudinal studyComponent scoresSustained impactAbuse/neglectDNA methylationFamily partnershipsDNA methylome
2017
Rare Copy Number Variants in NRXN1 and CNTN6 Increase Risk for Tourette Syndrome
Huang AY, Yu D, Davis LK, Sul JH, Tsetsos F, Ramensky V, Zelaya I, Ramos EM, Osiecki L, Chen JA, McGrath LM, Illmann C, Sandor P, Barr CL, Grados M, Singer HS, Nöthen MM, Hebebrand J, King RA, Dion Y, Rouleau G, Budman CL, Depienne C, Worbe Y, Hartmann A, Müller-Vahl KR, Stuhrmann M, Aschauer H, Stamenkovic M, Schloegelhofer M, Konstantinidis A, Lyon GJ, McMahon WM, Barta C, Tarnok Z, Nagy P, Batterson JR, Rizzo R, Cath DC, Wolanczyk T, Berlin C, Malaty IA, Okun MS, Woods DW, Rees E, Pato CN, Pato MT, Knowles JA, Posthuma D, Pauls DL, Cox NJ, Neale BM, Freimer NB, Paschou P, Mathews CA, Scharf JM, Coppola G, Genetics T, Bruun R, Chouinard S, Darrow S, Greenberg E, Hirschtritt M, de la Tourette Syndrome GWAS Replication Initiative T, Kurlan R, Leckman J, Robertson M, Smit J. Rare Copy Number Variants in NRXN1 and CNTN6 Increase Risk for Tourette Syndrome. Neuron 2017, 94: 1101-1111.e7. PMID: 28641109, PMCID: PMC5568251, DOI: 10.1016/j.neuron.2017.06.010.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultCalcium-Binding ProteinsCase-Control StudiesCell Adhesion Molecules, NeuronalChildContactinsDNA Copy Number VariationsFemaleGenetic Predisposition to DiseaseGenome-Wide Association StudyGenotypeHumansMaleNerve Tissue ProteinsNeural Cell Adhesion MoleculesOdds RatioTourette SyndromeWhite PeopleYoung AdultConceptsCopy number variantsRare copy number variantsSignificant lociGenome-wide significant lociWide significant lociRare structural variationAncestry-matched controlsSNP microarray dataGlobal CNV burdenEuropean ancestry samplesGenetic architectureUnderlying genetic causeMicroarray dataNumber variantsTS casesCNV burdenSingleton eventsGenetic causeStructural variationsLociPathogenic copy number variantsAbnormal developmentModel neuropsychiatric disorderTS riskVariantsMortality risk in a nationwide cohort of individuals with tic disorders and with tourette syndrome
Meier SM, Dalsgaard S, Mortensen PB, Leckman JF, Plessen KJ. Mortality risk in a nationwide cohort of individuals with tic disorders and with tourette syndrome. Movement Disorders 2017, 32: 605-609. PMID: 28339122, DOI: 10.1002/mds.26939.Peer-Reviewed Original ResearchConceptsTic disordersTourette syndromePremature deathMortality riskProspective cohort studyMortality rate ratiosComorbid attention-deficit/hyperactivity disorderAttention-deficit/hyperactivity disorderExclusion of individualsCohort studyObsessive-compulsive disorderClinical significancePsychiatric disordersPaternal ageSubstance abuseSyndromeHyperactivity disorderDisordersRate ratioDeathRiskCalendar yearAgeIndividualsClinicians
2015
The association between 2D:4D ratio and cognitive empathy is contingent on a common polymorphism in the oxytocin receptor gene (OXTR rs53576)
Weisman O, Pelphrey KA, Leckman JF, Feldman R, Lu Y, Chong A, Chen Y, Monakhov M, Chew SH, Ebstein RP. The association between 2D:4D ratio and cognitive empathy is contingent on a common polymorphism in the oxytocin receptor gene (OXTR rs53576). Psychoneuroendocrinology 2015, 58: 23-32. PMID: 25935637, DOI: 10.1016/j.psyneuen.2015.04.007.Peer-Reviewed Original ResearchConceptsOxytocin receptor geneCognitive empathyRMET performanceFetal testosteroneHuman social cognitionSocial-cognitive developmentSocio-cognitive skillsRole of oxytocinSocio-affective skillsSocial cognitionPsychosocial competenceHigh fetal testosteroneIndividual differencesCognitive developmentBaron-CohenEmotional statesOXTR rs53576OXTR geneGreater identificationEmpathyCore aspectsRMETCognitionUnique supportTestosterone systemMaternal History of Autoimmune Disease and Later Development of Tourette Syndrome in Offspring
Dalsgaard S, Waltoft BL, Leckman JF, Mortensen PB. Maternal History of Autoimmune Disease and Later Development of Tourette Syndrome in Offspring. Journal Of The American Academy Of Child & Adolescent Psychiatry 2015, 54: 495-501.e1. PMID: 26004665, DOI: 10.1016/j.jaac.2015.03.008.Peer-Reviewed Original ResearchConceptsAdjusted incidence rate ratioIncidence rate ratiosMaternal autoimmune diseaseRisk of TSAutoimmune diseasesTourette syndromeMaternal historyNational Danish health registersNationwide prospective cohort studyDanish health registersPrior autoimmune diseaseProspective cohort studyParental psychiatric diagnosisDiagnosis of TSCohort studyHealth registersPerson yearsPrior diagnosisNeuroimmunological disordersIncidence rateTS diagnosisPsychiatric diagnosisPossible associationPoisson regressionPaternal ageMortality in children, adolescents, and adults with attention deficit hyperactivity disorder: a nationwide cohort study
Dalsgaard S, Østergaard SD, Leckman JF, Mortensen PB, Pedersen MG. Mortality in children, adolescents, and adults with attention deficit hyperactivity disorder: a nationwide cohort study. The Lancet 2015, 385: 2190-2196. PMID: 25726514, DOI: 10.1016/s0140-6736(14)61684-6.Peer-Reviewed Original ResearchMeSH KeywordsAccidentsAdolescentAdultAge of OnsetAttention Deficit and Disruptive Behavior DisordersAttention Deficit Disorder with HyperactivityCase-Control StudiesCause of DeathChildChild, PreschoolConduct DisorderCross-Sectional StudiesDenmarkFemaleHumansInfantMalePoisson DistributionRisk FactorsSubstance-Related DisordersYoung AdultConceptsMortality rate ratiosAttention deficit hyperactivity disorderHighest mortality rate ratiosSubstance use disordersOppositional defiant disorderDeficit hyperactivity disorderExcess mortalityConduct disorderUse disordersMortality rateDefiant disorderHyperactivity disorderNationwide cohort studyDanish national registersCommon mental disordersExclusion of individualsCohort studyLundbeck FoundationCommon causeFamily historyCohort membersLarge cohortPsychiatric disordersUnnatural causesDanish individuals
2014
Randomized Sham Controlled Double-blind Trial of Repetitive Transcranial Magnetic Stimulation for Adults With Severe Tourette Syndrome
Landeros-Weisenberger A, Mantovani A, Motlagh MG, de Alvarenga PG, Katsovich L, Leckman JF, Lisanby SH. Randomized Sham Controlled Double-blind Trial of Repetitive Transcranial Magnetic Stimulation for Adults With Severe Tourette Syndrome. Brain Stimulation 2014, 8: 574-581. PMID: 25912296, PMCID: PMC4454615, DOI: 10.1016/j.brs.2014.11.015.Peer-Reviewed Original ResearchConceptsRepetitive transcranial magnetic stimulationSham repetitive transcranial magnetic stimulationSupplementary motor areaLow-frequency repetitive transcranial magnetic stimulationFrequency repetitive transcranial magnetic stimulationActive repetitive transcranial magnetic stimulationSevere Tourette syndromeTranscranial magnetic stimulationTourette syndromeTic severityMagnetic stimulationDouble-blind sham-controlled trialEfficacy of rTMSOpen-label active treatmentYGTSS total tic scoreAlternative stimulation protocolsDouble-blind trialOpen-label studySham-controlled trialTotal tic scoreActive rTMS treatmentRandomized ShamRTMS treatmentActive treatmentMotor threshold
2012
Genome-wide association study of Tourette's syndrome
Scharf JM, Yu D, Mathews CA, Neale BM, Stewart SE, Fagerness JA, Evans P, Gamazon E, Edlund CK, Service SK, Tikhomirov A, Osiecki L, Illmann C, Pluzhnikov A, Konkashbaev A, Davis LK, Han B, Crane J, Moorjani P, Crenshaw AT, Parkin MA, Reus VI, Lowe TL, Rangel-Lugo M, Chouinard S, Dion Y, Girard S, Cath DC, Smit JH, King RA, Fernandez TV, Leckman JF, Kidd KK, Kidd JR, Pakstis AJ, State MW, Herrera LD, Romero R, Fournier E, Sandor P, Barr CL, Phan N, Gross-Tsur V, Benarroch F, Pollak Y, Budman CL, Bruun RD, Erenberg G, Naarden AL, Lee PC, Weiss N, Kremeyer B, Berrío GB, Campbell DD, Cardona Silgado JC, Ochoa WC, Mesa Restrepo SC, Muller H, Valencia Duarte AV, Lyon GJ, Leppert M, Morgan J, Weiss R, Grados MA, Anderson K, Davarya S, Singer H, Walkup J, Jankovic J, Tischfield JA, Heiman GA, Gilbert DL, Hoekstra PJ, Robertson MM, Kurlan R, Liu C, Gibbs JR, Singleton A, Hardy J, Strengman E, Ophoff R, Wagner M, Moessner R, Mirel D, Posthuma D, Sabatti C, Eskin E, Conti D, Knowles J, Ruiz-Linares A, Rouleau G, Purcell S, Heutink P, Oostra B, McMahon W, Freimer N, Cox N, Pauls D. Genome-wide association study of Tourette's syndrome. Molecular Psychiatry 2012, 18: 721-728. PMID: 22889924, PMCID: PMC3605224, DOI: 10.1038/mp.2012.69.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAttention Deficit Disorder with HyperactivityCase-Control StudiesChromosomes, Human, Pair 9FemaleFibrillar CollagensGenetic Predisposition to DiseaseGenome-Wide Association StudyGenotypeHumansInternational CooperationMaleMeta-Analysis as TopicObsessive-Compulsive DisorderPolymorphism, Single NucleotideTourette SyndromeWhite PeopleYoung AdultConceptsGenome-wide association studiesFirst genome-wide association studyAssociation studiesTop signalsFull genetic architectureAncestry-matched controlsEuropean ancestry samplesGenetic architectureGWAS dataComplex inheritanceEuropean-derived populationsSusceptibility variantsSusceptibility genesEventual identificationEuropean ancestryCosta RicaChromosome 9q32Familial recurrence rateNorth AmericaComplete understandingAmerican populationCentral ValleyNeuropsychiatric diseasesDevelopmental disordersGenesOxytocin during the initial stages of romantic attachment: Relations to couples’ interactive reciprocity
Schneiderman I, Zagoory-Sharon O, Leckman JF, Feldman R. Oxytocin during the initial stages of romantic attachment: Relations to couples’ interactive reciprocity. Psychoneuroendocrinology 2012, 37: 1277-1285. PMID: 22281209, PMCID: PMC3936960, DOI: 10.1016/j.psyneuen.2011.12.021.Peer-Reviewed Original ResearchConceptsRomantic attachmentRomantic relationshipsNew loversRole of oxytocinParent-infant bondingBio-behavioral mechanismsHuman imaging studiesPositive affectAffectionate touchDyadic interactionsOxytocinergic systemBrain areasEmotional distressThree monthsDyadic statesImaging studiesRelationship durationOT levelsAdult HealthYoung adultsHigh individual stabilitySocial focusPlasma oxytocinOxytocinMonths
2011
Love Alters Autonomic Reactivity to Emotions
Schneiderman I, Zilberstein-Kra Y, Leckman JF, Feldman R. Love Alters Autonomic Reactivity to Emotions. Emotion 2011, 11: 1314-1321. PMID: 22142209, DOI: 10.1037/a0024090.Peer-Reviewed Original ResearchBiofeedback of Real-Time Functional Magnetic Resonance Imaging Data from the Supplementary Motor Area Reduces Functional Connectivity to Subcortical Regions
Hampson M, Scheinost D, Qiu M, Bhawnani J, Lacadie CM, Leckman JF, Constable RT, Papademetris X. Biofeedback of Real-Time Functional Magnetic Resonance Imaging Data from the Supplementary Motor Area Reduces Functional Connectivity to Subcortical Regions. Brain Connectivity 2011, 1: 91-98. PMID: 22432958, PMCID: PMC3621512, DOI: 10.1089/brain.2011.0002.Peer-Reviewed Original ResearchConceptsSupplementary motor areaReal-time functional magnetic resonanceFunctional connectivityTourette syndromeFunctional magnetic resonanceMotor areaSubcortical regionsBiofeedback sessionsState functional connectivityTic symptomsMagnetic resonance imaging dataHealthy subjectsTS patientsMagnetic resonanceBrain areasBiofeedbackFunctional magnetic resonance imaging (fMRI) dataFurther studiesSignificant increaseAberrant dynamicsSubjectsRecent studiesImaging dataSessionsPatients
2010
Pathological laughter in Gilles de la Tourette syndrome: An unusual phonic tic
Cavanna AE, Ali F, Leckman JF, Robertson MM. Pathological laughter in Gilles de la Tourette syndrome: An unusual phonic tic. Movement Disorders 2010, 25: 2233-2239. PMID: 20683924, DOI: 10.1002/mds.23216.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultChildHumansLaughterMaleObsessive-Compulsive DisorderTourette SyndromeYoung AdultConceptsPathological laughterPhonic ticsTourette syndromeGilles de la Tourette's syndromeLa Tourette's syndromeCase seriesPathophysiological mechanismsNeurological conditionsLimbic networkTic phenomenologyPremonitory urgesSignificant impairmentGilles deInappropriate outburstsPatientsSyndromeSymptomsSubjectsInappropriate behaviorImpairmentPerceived quality of maternal care in childhood and structure and function of mothers' brain
Kim P, Leckman JF, Mayes LC, Newman M, Feldman R, Swain JE. Perceived quality of maternal care in childhood and structure and function of mothers' brain. Developmental Science 2010, 13: 662-673. PMID: 20590729, PMCID: PMC3974609, DOI: 10.1111/j.1467-7687.2009.00923.x.Peer-Reviewed Original ResearchConceptsMiddle frontal gyrusSuperior temporal gyrusMaternal careTemporal gyrusHuman mothersFrontal gyrusInfant stimuliFusiform gyrusFirst postpartum monthLarger gray matter volumeGray matter volumeMagnetic resonance imagingHigh maternal careLow maternal careMother's brainPostpartum monthsLong-term effectsOrbital gyrusAnimal studiesBrain areasMatter volumeNeglectful motheringResonance imagingBrain regionsHeightened stress reactivityProlactin, Oxytocin, and the development of paternal behavior across the first six months of fatherhood
Gordon I, Zagoory-Sharon O, Leckman JF, Feldman R. Prolactin, Oxytocin, and the development of paternal behavior across the first six months of fatherhood. Hormones And Behavior 2010, 58: 513-518. PMID: 20399783, PMCID: PMC3247300, DOI: 10.1016/j.yhbeh.2010.04.007.Peer-Reviewed Original ResearchPredictors of early adulthood quality of life in children with obsessive–compulsive disorder
Palermo SD, Bloch MH, Craiglow B, Landeros-Weisenberger A, Dombrowski PA, Panza K, Smith ME, Peterson BS, Leckman JF. Predictors of early adulthood quality of life in children with obsessive–compulsive disorder. Social Psychiatry And Psychiatric Epidemiology 2010, 46: 291-297. PMID: 20191262, PMCID: PMC3645906, DOI: 10.1007/s00127-010-0194-2.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderEarly adulthoodOCD symptomsImpaired Functioning ToolMethodsA longitudinal cohort studyLongitudinal cohort studyResultsForty-two percentSeverity of OCDAverage followClinical predictorsCohort studyPoor QoLResidual impairmentMild impairmentQoLSymptomsObjectivesThe goalAnxiety symptomsAdulthoodChildrenQoL.ChildhoodHoarding symptomsImpairmentDisorders