TABLE 3
CLint of marker substrates in different HLM pools and literature values


Compound CLint
References
Batch 1 Batch 2 Batch 3 Mean Literature

µl · min-1mg-1
Tolbutamide 0.7a 0.5-2.5; 1 ± 0.2 Iwatsubo et al. (1997), Doecke et al. (1991), Back et al. (1988), Bourrie et al. (1996), Obach (1999)
Diazepam 3  ± 1 2 2 3  ± 1 2.6  ± 0.8 Obach (1999)
Metoprolol 7  ± 1 5 5 6  ± 1 14, 19 Mautz et al. (1995)
Ibuprofen 14 5 5 8  ± 2 9.6  ± 1.1 Obach (1999)
Propranolol 16  ± 3 16 15 15  ± 0 11-60 Lave et al. (1997), Obach (1997), Otton et al. (1990)
Dextromethorphan 29  ± 3 30 33 29  ± 3  25-103 Kerry et al. (1994), Broly et al. (1990)
Omeprazole 43  ± 7 11 15 34  ± 14 18, 26 Andersson et al. (1993), Kobayashi et al. (1994)
Diltiazem 56  ± 7 22 22 45  ± 16 17  ± 2 Obach (1999)
Testosterone 81  ± 12 23 35 60  ± 18
Verapamil 380  ± 44 111 114 256  ± 100 139  ± 3 Obach (1999)

a  Determined from Vmax/Km. Where determined, results are presented as mean ± S.D.