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Table 1 Redox biomarkers of anaerobic exercise in plasma of subjects before (t 0 pre ) and after 20 g/day creatine monophosphate supplementation for 1 week (t 0 post )

From: Effects of acute creatine supplementation on iron homeostasis and uric acid-based antioxidant capacity of plasma after wingate test

  Placebo Creatine
  t0pre(a) t0post(b) t0pre(c) t0post(d)
Iron content
(μg/dL)
33.3 ± 7.8
(§c;*d)
26.3 ± 5.5
(*c)
12.2 ± 3.4
(§a;*b,d)
23.7 ± 1.8
(*a,c)
Heme-iron(mg/mL) 7.94 ± 0.43(*c) 7.89 ± 0.24
(*c)
4.77 ± 0.93(*a,b,d) 6.47 ± 0.13
(*c)
FRAP
(μmolFe 2+ /min/mL)
0.057 ± 0.011(§c,d) 0.077 ± 0.020(§d;*c) 0.110 ± 0.014
(§a,d;*b)
0.300 ± 0.038(§a,b,c)
MDA
(μmol/L)
0.129 ± 0.023 0.148 ± 0.043 0.186 ± 0.050 0.129 ± 0.025
Uric acid
(mg/mL)
1.62 ± 0.94
(§c,d)
1.62 ± 0.75
(§c,d)
2.93 ± 0.49
(§a,b)
3.44 ± 0.39
(§a,b)
  1. (§) p < 0.005; (#) p < 0.01; (*) p < 0.05.