Transgenic mice over-expressing mutant human amyloid precursor protein (PDAPP mouse) develop several Alzheimer’s disease (AD)-like lesions including an age-related accumulation of amyloid-?-containing neuritic plaques. Although aged, heterozygous PDAPP mice also exhibit synaptic and glial cell changes, that is characteristic of AD pathology, no evidence of neurodegeneration has been observed. T...
