Transgenic mutant APP(K670N,M671L)Tg2576 and mutant PS-1 (M146L) line 6.2 were crossed to generate PS/APP offspring.
ELISA assay for amyloid-beta 40 and 42 used antibodies from Janssen Pharmaceuticals.
For histology on mouse brains biotinylated anti-amyloid-beta40/42 (Clone 6E10, Signet) was used.