2020
Antibodies From Children With PANDAS Bind Specifically to Striatal Cholinergic Interneurons and Alter Their Activity
Xu J, Liu RJ, Fahey S, Frick L, Leckman J, Vaccarino F, Duman RS, Williams K, Swedo S, Pittenger C. Antibodies From Children With PANDAS Bind Specifically to Striatal Cholinergic Interneurons and Alter Their Activity. American Journal Of Psychiatry 2020, 178: 48-64. PMID: 32539528, PMCID: PMC8573771, DOI: 10.1176/appi.ajp.2020.19070698.Peer-Reviewed Original ResearchConceptsStriatal cholinergic interneuronsCholinergic interneuronsMouse brain slicesObsessive-compulsive disorderControl subjectsBrain slicesPediatric autoimmune neuropsychiatric disordersIntravenous immunoglobulin treatmentAutoimmune neuropsychiatric disordersAcute mouse brain slicesParvalbumin-expressing GABAergic interneuronsPediatric obsessive-compulsive disorderBrain antigensImmunoglobulin treatmentBaseline serumStreptococcal infectionCritical cellular targetsSymptom improvementGABAergic interneuronsInduced autoimmunityIgG antibodiesMouse slicesIndependent cohortBehavioral pathologyNeuron types
2017
Differential binding of antibodies in PANDAS patients to cholinergic interneurons in the striatum
Frick L, Rapanelli M, Jindachomthong K, Grant P, Leckman JF, Swedo S, Williams K, Pittenger C. Differential binding of antibodies in PANDAS patients to cholinergic interneurons in the striatum. Brain Behavior And Immunity 2017, 69: 304-311. PMID: 29233751, PMCID: PMC5857467, DOI: 10.1016/j.bbi.2017.12.004.Peer-Reviewed Original ResearchConceptsGroup A beta-hemolytic streptococciCholinergic interneuronsPediatric Autoimmune Neuropsychiatric Disorder AssociatedNeuropsychiatric Disorder AssociatedStriatal cholinergic interneuronsStriatum of miceBeta-hemolytic streptococciBrain antigensPANDAS patientsIntravenous immunoglobulinStriatal interneuronsNeuropsychiatric symptomsObsessive-compulsive disorderSymptom improvementGABAergic interneuronsClinical trialsHealthy controlsDisorders AssociatedTic disordersChildhood onsetInterneuronsLocus of pathologyElevated bindingAntibodiesStriatum
2011
Breastfeeding, brain activation to own infant cry, and maternal sensitivity
Kim P, Feldman R, Mayes LC, Eicher V, Thompson N, Leckman JF, Swain JE. Breastfeeding, brain activation to own infant cry, and maternal sensitivity. Journal Of Child Psychology And Psychiatry 2011, 52: 907-915. PMID: 21501165, PMCID: PMC3134570, DOI: 10.1111/j.1469-7610.2011.02406.x.Peer-Reviewed Original ResearchConceptsFormula-feeding mothersFirst postpartum monthSuperior frontal gyrusEarly postpartumMonths postpartumPostpartum monthsBrain activationBrain regionsMaternal sensitivityFrontal gyrusMaternal behaviorMaternal brain activationMaternal brain responsesRight superior frontal gyrusMagnetic resonance imaging studyGreater activationMaternal-infant bondingRecent functional magnetic resonance imaging (fMRI) studiesResonance imaging studyFunctional magnetic resonance imaging studyMother-infant contactHealthy infantsWeeks postpartumGreater maternal sensitivityHigher maternal sensitivity
2010
Neurobiological Substrates of Tourette's Disorder
Leckman JF, Bloch MH, Smith ME, Larabi D, Hampson M. Neurobiological Substrates of Tourette's Disorder. Journal Of Child And Adolescent Psychopharmacology 2010, 20: 237-247. PMID: 20807062, PMCID: PMC2958453, DOI: 10.1089/cap.2009.0118.Peer-Reviewed Original Research
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
2005
Microinfusion 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
2002
An Animal Model of Tourettes Syndrome
Taylor JR, Morshed SA, Parveen S, Mercadante MT, Scahill L, Peterson BS, King RA, Leckman JF, Lombroso PJ. An Animal Model of Tourettes Syndrome. American Journal Of Psychiatry 2002, 159: 657-660. PMID: 11925307, DOI: 10.1176/appi.ajp.159.4.657.Peer-Reviewed Original Research
1995
[123I]beta-CIT SPECT imaging of striatal dopamine transporter binding in Tourette's disorder
Malison RT, McDougle CJ, van Dyck CH, Scahill L, Baldwin RM, Seibyl JP, Price LH, Leckman JF, Innis RB. [123I]beta-CIT SPECT imaging of striatal dopamine transporter binding in Tourette's disorder. American Journal Of Psychiatry 1995, 152: 1359-1361. PMID: 7653693, DOI: 10.1176/ajp.152.9.1359.Peer-Reviewed Original ResearchConceptsTourette's disorderComparison subjectsDisorder patientsGender-matched healthy comparison subjectsStriatal dopamine transporter bindingStriatal dopamine transporter densityCIT SPECT imagingDopamine transporter levelsDopamine transporter densityDopamine transporter bindingPresynaptic dopamine functionTourette's disorder patientsPost-mortem findingsHealthy comparison subjectsSingle photon emissionBeta-carbomethoxy-3 betaAdult patientsCIT bindingPost-mortem resultsTransporter bindingDopamine functionTransporter densityTransporter levelsSPECT imagingDisorders