TABLE 4

Summary of the in vitro permeability of the 16 compounds tested in PBMECs

Values represent the means ± S.E. of data from at least two experiments in triplicates


Compounds

Papp

Pm

Pe

log Pe
×10-6 cm/s cm/s
Sucrose 80 ± 6 682 ± 10 92 ± 24 -4.07
Mannitol 94 ± 6 765 ± 14 107 ± 19 -3.99
Taurocholic acid 72 ± 5 521 ± 7 84 ± 20 -4.09
Methotrexate 107 ± 7 669 ± 12 127 ± 40 -3.90
Vinblastine 107 ± 6 530 ± 9 140 ± 41 -3.88
Theophylline 185 ± 6 824 ± 7 241 ± 27 -3.62
Quinidine 272 ± 7 764 ± 12 422 ± 85 -3.38
Metoprolol 274 ± 8 640 ± 6 486 ± 98 -3.32
Gabapentin 107 ± 6 805 ± 8 124 ± 33 -3.91
Phenytoin 240 ± 7 841 ± 7 336 ± 60 -3.47
Dopamine 590 ± 11 1329 ± 18 1066 ± 173 -2.97
Caffeine 416 ± 4 600 ± 7 1354 ± 192 -2.87
Leucine 224 ± 7 890 ± 8 299 ± 50 -3.52
Phenylalanine 192 ± 8 849 ± 12 248 ± 66 -3.61
Diazepam 746 ± 7 857 ± 9 5800 ± 3134 -2.24
Testosterone
639 ± 8
786 ± 9
3702 ± 1458
-2.45