Table 3

NAD(P)H:quinone oxidoreductase (NQO1) activity in MDA468/NQ16 tumor homogenates

Values are for a minimum of seven to eight animals in each treatment group with activities done in duplicate.

TreatmentNQO1 activity (nmol DCPIPa reduced/min/mg of protein)
MDA468NQ16
Control5.7 ± 1.22306.0 ± 414.2
Low-dose RH15.1 ± 1.21843.1 ± 66.4
Medium-dose RH111.6 ± 3.03048.6 ± 299.3
High-dose RH121.3 ± 11.42092.3 ± 59.4
  • a DCPIP, 2,6-dichlorophenol-indophenol.