Table 1.

Trospium transport kinetics in man and mouse.

Human Carrier	Km (µM)	Vmax (pmol/mg protein/min)	Mouse Carrier	Km (µM)	Vmax (pmol/mg protein/min)
OCT1	17 ± 5 [8]	93 ± 26 [8]	mOct1	58.7 ± 15.5	352.9 ± 39.4
	106 ± 16 [9]	269 ± 18 [9]
	15 ± 3 [10]	1142 ± 157 [10]
OCT2	8 ± 1 [8]	92 ± 11 [8]	mOct2	78.5 ± 25.9	899.3 ± 139.7
	0.6 ± 0.1 [10]	98 ± 22 [10]
MATE1	15 ± 2 [10]	1083 ± 143 [10]	mMate1	29.3 ± 6.7	184.7 ± 14.0
MATE2-K	8 ± 2 [10]	297 ± 6 [10]	mMate2	No transport	No transport