Table 1.
Compound | Structure |
3H-L-Glu Uptake (% of control |
---|---|---|
5,6-benz-quinoline-2,4-dicarboxylic acid: 5,6-BQDC (1) | 75 ± 4 | |
7,8-benzo-quinoline-2,4-dicarboxylic acid: 7,8-BQDC (2) | 34 ± 1 | |
5,6-naphtho-quinoline-2,4-dicarboxylic acids: 5,6-NQDC (3) | 17 ± 3 | |
7,8-naphtho-quinoline-2,4-dicarboxylic acid: 7,8-NQDC (4) | 26 ± 1 | |
Estrone (Es) | 98 ± 8 | |
Estrone sulfate (Es-S) | 52 ± 8 | |
Estrone hemisuccinate (Es-Hs) | 109 ± 20 | |
Pregnenolone (PGNE) | 100 ± 4 | |
Pregnenolone acetate (PGNE-OAc) | 86 ± 5 | |
Pregnenolone sulfate (PGNE-S) | 31 ± 3 | |
Pregnanolone (PGNA) | 100 ± 6 | |
Pregnanolone sulfate (PGNA-S) | 15 ± 4 |
Inhibitory activity is reported as mean % of control (uptake of 250 µM 3H-L-Glu in the absence of QDCs) ± SEM, n ≥ 3. Lower uptake values represent a greater degree of inhibition.