2020
Psilocybin Induces Time-Dependent Changes in Global Functional Connectivity
Preller KH, Duerler P, Burt JB, Ji JL, Adkinson B, Stämpfli P, Seifritz E, Repovš G, Krystal JH, Murray JD, Anticevic A, Vollenweider FX. Psilocybin Induces Time-Dependent Changes in Global Functional Connectivity. Biological Psychiatry 2020, 88: 197-207. PMID: 32111343, DOI: 10.1016/j.biopsych.2019.12.027.Peer-Reviewed Original ResearchConceptsFunctional connectivityBaseline connectivityResting-state functional connectivityGlobal functional connectivityBrain-wide connectivityHealthy human participantsPersonalized medicine approachPeak effectUse of psilocybinMechanism of actionSerotonin 2ATime-dependent mannerCrossover studyPredictive markerPsychedelic treatmentMedicine approachReceptor systemSensory regionsClinical contextTime pointsAssociative regionsDifferent test daysAdministrationTest dayTime-dependent changes
2008
Targeting the glutamatergic system to develop novel, improved therapeutics for mood disorders
Sanacora G, Zarate CA, Krystal JH, Manji HK. Targeting the glutamatergic system to develop novel, improved therapeutics for mood disorders. Nature Reviews Drug Discovery 2008, 7: 426-437. PMID: 18425072, PMCID: PMC2715836, DOI: 10.1038/nrd2462.Peer-Reviewed Original ResearchConceptsGlutamatergic systemMood disordersAntidepressant effectsNMDA antagonistsDouble-blind placebo-controlled crossover studyTreatment-resistant major depressive disorderPlacebo-controlled crossover studyGlutamate release inhibitorSignificant antidepressant effectNMDA receptor expressionRecurrent mental illnessSingle intravenous doseMajor depressive disorderPotential novel therapeuticsGlutamatergic abnormalitiesCrossover studyGlutamate releaseIntravenous doseMood stabilizersDepressive disorderReceptor expressionReceptor modulatorsEvidence of alterationsCerebrospinal fluidAMPA potentiators
1996
Effects of Rapid Tryptophan Depletion in Patients With Seasonal Affective Disorder in Remission After Light Therapy
Lam RW, Zis AP, Grewal A, Delgado PL, Charney DS, Krystal JH. Effects of Rapid Tryptophan Depletion in Patients With Seasonal Affective Disorder in Remission After Light Therapy. JAMA Psychiatry 1996, 53: 41-44. PMID: 8540776, DOI: 10.1001/archpsyc.1996.01830010043007.Peer-Reviewed Original ResearchConceptsRapid tryptophan depletionSeasonal affective disorderTryptophan depletionLight therapyClinical remissionAffective disordersTryptophan levelsDouble-blind crossover studyRecurrent major depressive episodesMajor depressive episodeBright light therapyEffect of therapyFree tryptophan levelsAntidepressant effectsCrossover studySerotonergic mechanismsDepressive episodeAntidepressant drugsTherapeutic effectSignificant relapseDepression scoresPatientsTherapyRemissionNonseasonal depression