title: Presenile dementia in Down's syndrome. Ultrastructural identity with Alzheimer's disease.
mesh_terms: D001921:Brain / Q000473:pathology*; D003594:Cytoplasmic Granules; D003704:Dementia / Q000209:etiology / Q000473:pathology*; D004314:Down Syndrome / Q000150:complications / Q000473:pathology*; D005260:Female; D005625:Frontal Lobe / Q000473:pathology; D006624:Hippocampus / Q000473:pathology; D006801:Humans; D008854:Microscopy, Electron; D008870:Microtubules; D008875:Middle Aged; D009454:Neurofibrils