2024
Personalized brain circuit scores identify clinically distinct biotypes in depression and anxiety
Tozzi L, Zhang X, Pines A, Olmsted A, Zhai E, Anene E, Chesnut M, Holt-Gosselin B, Chang S, Stetz P, Ramirez C, Hack L, Korgaonkar M, Wintermark M, Gotlib I, Ma J, Williams L. Personalized brain circuit scores identify clinically distinct biotypes in depression and anxiety. Nature Medicine 2024, 30: 2076-2087. PMID: 38886626, PMCID: PMC11271415, DOI: 10.1038/s41591-024-03057-9.Peer-Reviewed Original ResearchBehavioral therapyFunctional magnetic resonance imaging protocolTask-free functional connectivityHeterogeneity of depressionBrain circuit dysfunctionResponse to pharmacotherapyTheoretical taxonomyAttentional circuitsNeurobiological dysfunctionBehavioral performanceCircuit dysfunctionCognitive tasksSubcortical regionsFunctional connectivityTask-freeAnxietyDepressionTheory-drivenPharmacotherapyStratification of patientsMagnetic resonance imaging protocolScoresPsychiatryDysfunctionClinical care
2021
Greater baseline connectivity of the salience and negative affect circuits are associated with natural improvements in anxiety over time in untreated participants
Holt-Gosselin B, Keller AS, Chesnut M, Ling R, Grisanzio KA, Williams LM. Greater baseline connectivity of the salience and negative affect circuits are associated with natural improvements in anxiety over time in untreated participants. Journal Of Affective Disorders 2021, 295: 366-376. PMID: 34492429, DOI: 10.1016/j.jad.2021.08.039.Peer-Reviewed Original ResearchConceptsAnxiety symptom improvementNegative affect circuitSymptoms of anxietyCognitive controlSymptom improvementSad facesLifestyle activitiesPositive affectBehavioral therapyCircuit connectivityBaseline connectivityDefault modeRight insulaPsychosocial functionSocial interactionAnxiety improvementActivity engagementDepression symptomsAnxietySalienceNeural circuit functionNatural improvementUntreated participantsCausal inferenceLimited research