Article
Plasma levels of amyloid beta 40 and 42 are independent from ApoE genotype and mental retardation in Down syndrome.
American journal of medical genetics - 27 Nov 2000
Cavani S, Tamaoka A, Moretti A, Marinelli L, Angelini G, Di Stefano S, Piombo G, Cazzulo V, Matsuno S, Shoji S, Furiya Y, Zaccheo D, Dagna-Bricarelli F, Tabaton M, Mori H
Abstract excerpt
In Down syndrome (DS) brain an early, selective accumulation of amyloid beta (Abeta) peptides ending at residue 42 (Abeta42) occurs. Whether this event depends on an altered processing of amyloid beta precursor protein (APP) or on defective clearance is uncertain. To investigate this issue, we measured Abeta species 40 and 42 in plasma from 61 patients with DS, 77 age-matched normal controls, and 55 mentally...
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