Synergistic, multi-level understanding of psychedelics: three systematic reviews and meta-analyses of their pharmacology, neuroimaging and phenomenology
Shinozuka K, Jerotic K, Mediano P, Zhao A, Preller K, Carhart-Harris R, Kringelbach M. Synergistic, multi-level understanding of psychedelics: three systematic reviews and meta-analyses of their pharmacology, neuroimaging and phenomenology. Translational Psychiatry 2024, 14: 485. PMID: 39632810, PMCID: PMC11618481, DOI: 10.1038/s41398-024-03187-1.Peer-Reviewed Original ResearchConceptsFunctional connectivityBetween-network functional connectivityLevels of analysisWithin-network FCBetween-drug differencesMeta-analysesD2 receptorsPsychedelic effectsSerotonergic psychedelicsNeuroimaging resultsNeuropsychiatric disordersStates of consciousnessPsychedelicsNeural fingerprintsAltered statesNeuroimagingPsilocybinHigh dosesLSDSignificantly higher ratesMolecular pharmacologySystematic reviewAddictionDepressionPhenomenologyKetamine induces multiple individually distinct whole-brain functional connectivity signatures
Moujaes F, Ji J, Rahmati M, Burt J, Schleifer C, Adkinson B, Savic A, Santamauro N, Tamayo Z, Diehl C, Kolobaric A, Flynn M, Rieser N, Fonteneau C, Camarro T, Xu J, Cho Y, Repovs G, Fineberg S, Morgan P, Seifritz E, Vollenweider F, Krystal J, Murray J, Preller K, Anticevic A. Ketamine induces multiple individually distinct whole-brain functional connectivity signatures. ELife 2024, 13: e84173. PMID: 38629811, PMCID: PMC11023699, DOI: 10.7554/elife.84173.Peer-Reviewed Original ResearchConceptsResponse to ketamineAcute ketamineBehavioral effectsQuantified resting-state functional connectivityEffects of acute ketamineSymptom variationResting-state functional connectivityTreatment-resistant depressionFunctional connectivity signaturesGlobal brain connectivitySingle-subject levelInter-individual variabilityPlacebo-controlled studyFunctional connectivityConnectivity signaturesBrain connectivityHealthy participantsSingle-blind placebo-controlled studyNeural variationsTreatment conditionsKetamineGene expression targetsPharmacological biomarkersPilot awardParvalbumin