2024
The brain structure, inflammatory, and genetic mechanisms mediate the association between physical frailty and depression
Jiang R, Noble S, Rosenblatt M, Dai W, Ye J, Liu S, Qi S, Calhoun V, Sui J, Scheinost D. The brain structure, inflammatory, and genetic mechanisms mediate the association between physical frailty and depression. Nature Communications 2024, 15: 4411. PMID: 38782943, PMCID: PMC11116547, DOI: 10.1038/s41467-024-48827-8.Peer-Reviewed Original ResearchConceptsIncident depressionPre-frailPhysical frailtyFrail individualsPopulation attributable fraction analysisRisk factors of depressionMendelian randomization analysisFactors of depressionPotential causal effectModifiable risk factorsNon-frail individualsCross-sectional studyEffect of frailtyHigher disease burdenUK BiobankRandomization analysisBrain volumeDepression casesDisease burdenFrailtyRegional brain volumesIncreased riskDepressionHigh riskFollow-up
2022
Graph theory analysis of whole brain functional connectivity to assess disturbances associated with suicide attempts in bipolar disorder
Sankar A, Scheinost D, Goldman DA, Drachman R, Colic L, Villa LM, Kim JA, Gonzalez Y, Marcelo I, Shinomiya M, Pittman B, Lacadie CM, Oquendo MA, Constable RT, Blumberg HP. Graph theory analysis of whole brain functional connectivity to assess disturbances associated with suicide attempts in bipolar disorder. Translational Psychiatry 2022, 12: 7. PMID: 35013103, PMCID: PMC8748935, DOI: 10.1038/s41398-021-01767-z.Peer-Reviewed Original ResearchConceptsIntrinsic connectivity distributionBipolar disorderSuicide attemptsHealthy volunteersFunctional connectivity disturbancesSuicide behaviorWhole-brain functional connectivityPrior suicide attemptsRight anterior insulaBrain functional connectivitySuicidal ideation severityBilateral ventromedial prefrontal cortexFunctional magnetic resonanceSignificant group differencesTemporopolar cortexConnectivity disturbancesBrain targetsFC differencesHigh riskCerebellar cortexVentromedial prefrontal cortexSuicidal ideationOrbitofrontal cortexFunctional connectivitySuicide risk
2016
Prenatal stress alters amygdala functional connectivity in preterm neonates
Scheinost D, Kwon SH, Lacadie C, Sze G, Sinha R, Constable RT, Ment LR. Prenatal stress alters amygdala functional connectivity in preterm neonates. NeuroImage Clinical 2016, 12: 381-388. PMID: 27622134, PMCID: PMC5009231, DOI: 10.1016/j.nicl.2016.08.010.Peer-Reviewed Original ResearchConceptsPrenatal stress exposurePreterm neonatesPreterm birthPrenatal stressStress exposureTerm controlsFunctional connectivityAmygdala connectivityNeuropsychiatric disordersResting-state functional magnetic resonance imagingPrenatal stress altersEarly life stressFunctional magnetic resonance imagingMagnetic resonance imagingPeristriate cortexPrenatal exposureHigh riskMaternal stressIndependent cohortNeonatesLeft amygdalaSubcortical regionsResonance imagingAmygdalaCohort