The article compares structural brain changes and molecular signatures in Alzheimer’s disease and late-life depression, highlighting distinct patterns of gray matter loss and neurotransmitter systems. It also notes overlaps in serotonin disruption and mitochondrial energy issues, while pointing out condition-specific differences in cholinergic, dopaminergic, and glutamatergic dynamics.

The piece is of interest to psychology readers because it connects brain structure, chemical signaling, and cell-level differences to clinically observable symptoms, illustrating how distinct biological pathways can underlie similar cognitive and mood presentations.

Article Title: Scientists map the structural and chemical differences between Alzheimer’s disease and late-life depression

Link to PsyPost Article: https://nolinkpreview.com/www.psypost.org/scientists-map-the-structural-and-chemical-differences-between-alzheimers-disease-and-late-life-depression/

#Alzheimer's #LateLifeDepression #graymatter #neurotransmitters #serotonin #dopamine #glutamate #NMDA #PVALB #interneurons