2019
Epistasis of HTR1A and BDNF risk genes alters cortical 5-HT1A receptor binding: PET results link genotype to molecular phenotype in depression
Kautzky A, James GM, Philippe C, Baldinger-Melich P, Kraus C, Kranz GS, Vanicek T, Gryglewski G, Hartmann AM, Hahn A, Wadsak W, Mitterhauser M, Rujescu D, Kasper S, Lanzenberger R. Epistasis of HTR1A and BDNF risk genes alters cortical 5-HT1A receptor binding: PET results link genotype to molecular phenotype in depression. Translational Psychiatry 2019, 9: 5. PMID: 30664620, PMCID: PMC6341100, DOI: 10.1038/s41398-018-0308-2.Peer-Reviewed Original ResearchConceptsBrain-derived neurotrophic factor (BDNF) geneAffective disordersReceptor bindingSingle nucleotide polymorphismsPhenotype of depressionNeurotrophic factor geneSerotonin 1A receptor geneFunctional single nucleotide polymorphismsReceptor profileHealthy subjectsPET resultsRisk genotypesRs6265Multifactorial riskCortical regionsMixed modelsRisk allelesRs6295DisordersCortical surfaceReceptor geneReceptorsMolecular phenotypesHTR1ADepression
2018
Striatal dopaminergic alterations in Tourette’s syndrome: a meta-analysis based on 16 PET and SPECT neuroimaging studies
Hienert M, Gryglewski G, Stamenkovic M, Kasper S, Lanzenberger R. Striatal dopaminergic alterations in Tourette’s syndrome: a meta-analysis based on 16 PET and SPECT neuroimaging studies. Translational Psychiatry 2018, 8: 143. PMID: 30072700, PMCID: PMC6072751, DOI: 10.1038/s41398-018-0202-y.Peer-Reviewed Original ResearchConceptsTourette patientsTourette syndromeDopamine transporterDopaminergic alterationsDopamine systemCurrent pathophysiological hypothesesStriatal dopaminergic alterationsStriatal dopamine receptorsStudy population characteristicsStriatal dopamine transporterStriatal dopamine functionFree patientsHealthy controlsPathophysiological hypothesesDopamine receptorsMolecular imaging studiesNonsignificant trendDopamine functionPatientsSPECT studiesSystematic reviewImaging studiesSyndromeNeuroimaging studiesReceptor binding