Table 1.

GST activity in blood lymphocytes before and after 4 wks of daily Polyphenon E administration

GST activity (nmol/min/mg protein)*
P
BaselinePosttreatment
All participants (N = 42)30.7 ± 12.235.1 ± 14.30.058
Baseline activity in the lowest tertile (n = 14)19.6 ± 3.735.6 ± 16.20.004
Baseline activity in the middle tertile (n = 14)29.2 ± 3.034.8 ± 15.10.160
Baseline activity in the highest tertile (n = 14)43.5 ± 11.834.8 ± 12.30.020
  • * Mean ± 1 SD.