2024
Consistent evidence that brain serotonin 2A receptor binding is positively associated with personality-based risk markers of depression.
Høgsted E, Beliveau V, Ozenne B, Madsen M, Svarer C, Dam V, Johansen A, Fisher P, Knudsen G, Frokjaer V, Sankar A. Consistent evidence that brain serotonin 2A receptor binding is positively associated with personality-based risk markers of depression. The British Journal Of Psychiatry 2024, 1-7. PMID: 39632615, DOI: 10.1192/bjp.2024.143.Peer-Reviewed Original ResearchFacets of neuroticismCortisol awakening responseHPA axis functionR bindingReduce neuroticismAxis functionPositron emission tomographyNEO Personality InventoryNEO-PI-RAssessment of neuroticismSerotonin 2A receptorMarkers of depressionTreatment of depressionPersonality InventoryMood symptomsAwakening responseNeuroticismPositive associationLatent variable modelsSelf-consciousnessDepressionReceptor bindingNovel interventionsPsilocybinFindings prompt consideration
2023
Association between brain serotonin 4 receptor binding and reactivity to emotional faces in depressed and healthy individuals
Sankar A, Ozenne B, Dam V, Svarer C, Jørgensen M, Miskowiak K, Frokjaer V, Knudsen G, Fisher P. Association between brain serotonin 4 receptor binding and reactivity to emotional faces in depressed and healthy individuals. Translational Psychiatry 2023, 13: 165. PMID: 37169780, PMCID: PMC10175268, DOI: 10.1038/s41398-023-02440-3.Peer-Reviewed Original ResearchConceptsResponses to emotional facesFunctional magnetic resonance imagingEmotional facesNeural responsesNeural responses to emotional stimuliEmotional face-matching taskNeural processing of emotionResponses to emotional stimuliPositron emission tomographyEmotional processing biasesFace-matching taskProcessing of emotionsHealthy controlsAntidepressant treatmentBrain serotonergicProcessing biasesDepressive disorderEmotional processingEmotional stimuliSerotonergic signalingMDDMatching taskBrain functionLatent variable modelsDepression statusSerotonin 4 Receptor Brain Binding in Major Depressive Disorder and Association With Memory Dysfunction
Köhler-Forsberg K, Dam V, Ozenne B, Sankar A, Beliveau V, Landman E, Larsen S, Poulsen A, Ip C, Jørgensen A, Meyer M, Stenbæk D, Eiberg H, Madsen J, Svarer C, Jørgensen M, Frokjaer V, Knudsen G. Serotonin 4 Receptor Brain Binding in Major Depressive Disorder and Association With Memory Dysfunction. JAMA Psychiatry 2023, 80: 296-304. PMID: 36753296, PMCID: PMC9909578, DOI: 10.1001/jamapsychiatry.2022.4539.Peer-Reviewed Original ResearchConceptsMemory dysfunctionUntreated MDDDepressive disorderReceptor bindingHealthy controlsModerate to severe depressive episodePositron emission tomographyMajor depressive disorderSevere depressive episodeVerbal memory performanceNeurobiological signatureDepressive episodeVerbal memoryMemory performanceCognitive domainsDepression trialsMDDDepressive stateBrain bindingCognitive testsCognitive functionGroup differencesAssociated with improved learningSerotonin-4Adult participantsDeep phenotyping towards precision psychiatry of first-episode depression — the Brain Drugs-Depression cohort
Jensen K, Dam V, Ganz M, Fisher P, Ip C, Sankar A, Marstrand-Joergensen M, Ozenne B, Osler M, Penninx B, Pinborg L, Frokjaer V, Knudsen G, Jørgensen M. Deep phenotyping towards precision psychiatry of first-episode depression — the Brain Drugs-Depression cohort. BMC Psychiatry 2023, 23: 151. PMID: 36894940, PMCID: PMC9999625, DOI: 10.1186/s12888-023-04618-x.Peer-Reviewed Original ResearchConceptsQuick Inventory of Depressive SymptomatologyFirst-episode depressionTreatment packageFirst-episode MDD patientsInventory of Depressive SymptomatologyBackgroundMajor depressive disorderSecond-line antidepressantsHeterogeneous brain disordersMarkers of treatment responseMedication side effectsMDD patientsDepressive disorderDepression severityDepressive symptomatologyPrecision psychiatrySymptom ChecklistClinical outcomesNeuroimaging dataBrain positron emission tomographyPublic outpatient clinicsDisability ScalePositron emission tomographyBrain disordersEffect of treatment choiceDepression