TABLE 4

BBB choline transporter inhibition constants for bAPi analogs

The apparent inhibition constants (Ki) for choline and the bAPi analogs at the BBB choline transporter. Data represent the mean ± S.E.M. for three to six independent observations.


Substrate

Choline Transporter Ki
μM
Choline (Km) 40 ± 3
bPiHxI (C6) 324 ± 15
bPiHpB (C7) 60 ± 7
bPiOI (C8) 123 ± 17
bPiNB (C9) 430 ± 13
bPiDI (C10) 79 ± 13
bPiUB (C11) 164 ± 21
bPiDDB (C12)
5 ± 3