Table 3

Transient transfection of various PS1 constructs in HEK-293 cells derived stable cell lines expressing APP carrying Swedish mutation (H125-16).

Cell Line
Transfected PS1 Constructs
Ratio of Aβ42/Aβ

H125.3-16
PS1
0.082 ± 0.022
"
PS1-D385TG
0.261 ± 0.029**
"
PS1-D385TA
0.212 ± 0.007**
"
PS1-D257TA/D385TG
0.186 ± 0.010**
"
PS1- D257TG/D385TA
0.171 ± 0.005**

Aβ40 and Aβ42 levels were measured 48 hrs post-transfection.

** p < 0.01 (versus PS1 wt) N = 3

Changed residue in the DTG motif was shown in underlined.

Carter et al. Molecular Neurodegeneration 2008 3:6   doi:10.1186/1750-1326-3-6