2009
Preliminary evidence for progressive prefrontal abnormalities in adolescents and young adults with bipolar disorder
KALMAR JH, WANG F, SPENCER L, EDMISTON E, LACADIE CM, MARTIN A, CONSTABLE RT, DUNCAN JS, STAIB LH, PAPADEMETRIS X, BLUMBERG HP. Preliminary evidence for progressive prefrontal abnormalities in adolescents and young adults with bipolar disorder. Journal Of The International Neuropsychological Society 2009, 15: 476-481. PMID: 19402934, PMCID: PMC2852397, DOI: 10.1017/s1355617709090584.Peer-Reviewed Original ResearchConceptsAdolescents/young adultsVentral prefrontal cortexBipolar disorderYoung adultsBrain volume changesRostral anterior cingulate cortexPrevious cross-sectional studiesCross-sectional studyAdolescence/young adulthoodHigh-resolution magnetic resonanceAnterior cingulate cortexPreliminary evidenceVolume abnormalitiesHealthy comparison participantsPrefrontal abnormalitiesGreater volume lossCingulate cortexRegional volumesPrefrontal cortexModest sample sizeYoung adulthoodAdultsRostral PFCComparison participantsAbnormalities
2008
Effects of the Brain-Derived Neurotrophic Growth Factor Val66Met Variation on Hippocampus Morphology in Bipolar Disorder
Chepenik LG, Fredericks C, Papademetris X, Spencer L, Lacadie C, Wang F, Pittman B, Duncan JS, Staib LH, Duman RS, Gelernter J, Blumberg HP. Effects of the Brain-Derived Neurotrophic Growth Factor Val66Met Variation on Hippocampus Morphology in Bipolar Disorder. Neuropsychopharmacology 2008, 34: 944-951. PMID: 18704093, PMCID: PMC2837582, DOI: 10.1038/npp.2008.107.Peer-Reviewed Original ResearchConceptsSmaller hippocampus volumesHippocampus volumeBipolar disorderBDNF genotypeBD diagnosisMood disorder pathophysiologyBDNF Val66Met polymorphismHigh-resolution magnetic resonanceHealthy comparison subjectsVal/Val homozygotesEffect of diagnosisLinear mixed model analysisVal66Met polymorphismGrowth factor proteinBD subgroupsDisorder pathophysiologyHC subjectsHippocampal developmentComparison subjectsMixed model analysisHippocampus structureBDNFHippocampus morphologyAnterior hippocampusVal homozygotes