2024
Deficits in prefrontal metabotropic glutamate receptor 5 are associated with functional alterations during emotional processing in bipolar disorder
Asch R, Worhunsky P, Davis M, Holmes S, Cool R, Boster S, Carson R, Blumberg H, Esterlis I. Deficits in prefrontal metabotropic glutamate receptor 5 are associated with functional alterations during emotional processing in bipolar disorder. Journal Of Affective Disorders 2024, 361: 415-424. PMID: 38876317, PMCID: PMC11250898, DOI: 10.1016/j.jad.2024.06.025.Peer-Reviewed Original ResearchMetabotropic glutamate receptor 5Bipolar disorderGlutamate receptor 5Positron emission tomographyFear processingEmotional processingAssociated with greater activationEmotion processing taskAssociated with impulsivityFunctional brain differencesAssociated with functional alterationsParietal brain regionsPathology of BDIncreased cortical activityAssociated with difficultiesDepressive disorderHealthy comparisonReceptor availabilityBrain differencesPre/postcentral gyriAttention difficultiesGreater activationBrain regionsPsychomotor functionTreatment development
2009
Functional and Structural Connectivity Between the Perigenual Anterior Cingulate and Amygdala in Bipolar Disorder
Wang F, Kalmar JH, He Y, Jackowski M, Chepenik LG, Edmiston E, Tie K, Gong G, Shah MP, Jones M, Uderman J, Constable RT, Blumberg HP. Functional and Structural Connectivity Between the Perigenual Anterior Cingulate and Amygdala in Bipolar Disorder. Biological Psychiatry 2009, 66: 516-521. PMID: 19427632, PMCID: PMC2830492, DOI: 10.1016/j.biopsych.2009.03.023.Peer-Reviewed Original ResearchConceptsPerigenual anterior cingulate cortexHealthy comparison subjectsBipolar disorderFunctional magnetic resonance imagingDiffusion tensor imagingFunctional connectivityWhite matterFractional anisotropyHC groupPerigenual anterior cingulateAnterior cingulate cortexMagnetic resonance imagingGray matter structuresRegional fractional anisotropyWhite matter connectivityEmotional processingFunctional connectivity measuresSignificant positive associationBD groupComparison subjectsAnterior cingulateCingulate cortexResonance imagingSignificant associationBrain regions