From: Blood–brain barrier P-glycoprotein function in healthy subjects and Alzheimer's disease patients: effect of polymorphisms in the ABCB1 gene
HC
AD
C1236T
CC
11 (34%)
3 (18%)
CT
8 (47%)
TT
10 (31%)
6 (35%)
G2677T/A
GG
TG
C3435T
8 (25%)
2 (12%)
15 (47%)
9 (53%)
9 (28%)