Table 2. Ifosfamide N-dechloroethylation activity (sum from 2- and 3-dechloroethylifosfamide) with addition of NADPH-generating system and NADPH-generating system+P450-reductase.

NADPH generating system		NADPH generating system+P450-reductase
Tumour sample	N-dechloroethylation (pmol min−1 mgprotein−1)	Tumour sample	N-dechloroethylation (pmol min−1 mgprotein−1)
T4	0.04
T5	0.21	T5	0.07
T6	0.12	T6	1.46
Eli8	0.11
		P2	0.25
		P11	0.07