TABLE 1

Activity of functional domains of NOS (reductase and oxygenase) and DT-diaphorase in MDA231 parental and NOSII-transfected clones

All values are mean ± S.D. of at least triplicate experiments.
Clone NOS Reductase NOS Oxygenase DT-Diaphorase
nmol of cyt c / min / mg pmol of citrulline / min / mg nmol of cyt c / min / mg
Parental 3.53 ± 0.37 0.87 ± 0.11 8.86 ± 0.94
Vector control 4.86 ± 0.70 0.78 ± 0.17 7.72 ± 0.67
iNOS-9 6.71 ± 0.20 11.62 ± 0.93 8.45 ± 1.11
iNOS-12 14.96 ± 0.63 32.30 ± 1.58 9.86 ± 1.03
iNOS-8 21.15 ± 1.41 64.51 ± 2.41 10.12 ± 2.4
iNOS-10 22.11 ± 1.63 66.20 ± 3.11 6.86 ± 1.41