Table 1
Acute exercise-induced oxidative stress and COPD
Reference | Subjects | Exercise | Tissue | Marker | Times | Effects |
Vina | 9 patients w/COPD | cycle ergometry at 40 W, 50–60 | blood | GSH | pre, post | ↔ |
(1996) | revolutions/min until dyspnea | GSSG | ↑ | |||
Heunks | 16 patients w/COPD | GXT on cycle | blood | GSH | pre, 0, 60 min post | ↓ 0 post |
(1999) | GSSG | ↑ 0 post | ||||
MDA | ↑ 0, 60 post | |||||
Couillard | 11 patients w/COPD | knee extension at loads ∼40% | blood | Phagocytic O2•− | pre, 0, 6 h post | ↔ |
(2002) | 12 controls | MVC (12 per min) until exhaustion | TBARS | ↑ 6 h post in COPD | ||
Vitamin E | ↔ | |||||
Couillard | 10 patients w/COPD | knee extension at loads ∼30% | muscle | TBARS | pre, 48 h post | ↑48 h post in COPD |
(2003) | 12 controls | MVC (6 per min) until exhaustion | PC | ↑48 h post in COPD | ||
GPx | ↑ 48 h post in Control | |||||
Agacdiken | 21 patients w/COPD | GXT on TM | blood | MDA | pre, 1, 3 h post | ↑ 3 h post in COPD |
(2004) | 10 controls | GSH | ↔ | |||
Vitamin E | ↑ 1 h post in COPD | |||||
Koechlin | 10 patients w/COPD | knee extension at loads ∼40% | blood | Phagocytic O2•− | pre, 0, 6, 24, 48 h post | ↑ 6 h post in both |
(2004) | 7 controls | MVC (12 per min) until exhaustion | TBARS | ↑ 6 h post in COPD | ||
PC | ↑ 6 h post in both | |||||
Vitamin E | ↔ | |||||
TAS | ↔ | |||||
Koechlin | 9 patients w/COPD | Couillard 2002 | blood | Phagocytic O2•− | pre, 0, 6 h post | ↑ 6 h post |
(2004) | TBARS | ↑ 0, 6 h post | ||||
PC | ↑ 6 h post | |||||
TEAC | ↔ | |||||
Vitamin E | ↔ | |||||
Mercken | 11 patients w/COPD | GXT on cycle and | blood | DNA damage | pre, 0, 4 h post | ↑ 0, 4 h post in COPD |
(2005) | 11 controls | submax ride at 60% Wmax | urine | (comet assay) | ||
breath | MDA | ↑ 0, 4 h post in COPD | ||||
4 h post only in Control | ||||||
H2O2 | ↑ 4 h post in COPD | |||||
0 h post in Control | ||||||
van Helvoort | 20 patients w/COPD | GXT on cycle and | blood | Neutrophil O2•− | pre, during, post | ↑ in COPD |
(2006) | 10 controls | submax cycle ride at 50% | TAS | ↓ in both | ||
Wmax | PC | ↔ | ||||
TBARS | ↑ in COPD | |||||
GSH | ↓ in both | |||||
GSSG | ↑ in COPD | |||||
Rabinovich | 20 patients w/COPD | 11 min of cycling at 40% | muscle | TGSH | pre, post | ↔ |
(2006) | 5 controls | Wpeak | cis-parinaric acid | ↔ | ||
Pinho | 15 patients w/COPD | GXT on cycle | blood | TBARS | pre, post | ↔ |
(2007) | TRAP | ↔ | ||||
XO | ↓ | |||||
van Helvoort | 10 patients w/COPD | 6 minute walk test | blood | Neutrophil O2•− | pre, post | ↑ post both protocols |
(2007) | GXT on cycle | TAS | ↓ post both protocols | |||
PC | ↑ post 6 min walk | |||||
TBARS | ↑ post both protocols |
Definitions: GSH, reduced glutathione; GSSG, oxidized glutathione; MDA, malondialdehyde; O2•−, superoxide radical; TBARS, thiobarbituric acid reactive substances; PC, protein carbonyls; GPx, glutathione peroxidase; TAS, total antioxidant status; TEAC, trolox equivalent antioxidant capacity; H2O2, Hydrogen Peroxide; TGSH, total glutathione; TRAP, total radical-trapping antioxidant parameter; XO, xanthine oxidase; SOD, superoxide dismutase; oxLDL, oxidized low density lipoprotein; GR, glutathione reductase; GST, glutathione transferase; CAT, catalase; LOOH, lipid hydroperoxides; 8-OHdG, 8-hydroxydeoxyguanosine; CD, conjugated dienes; ↑, significant increase from pre exercise value; ↓, significant decrease from pre exercise value; ↔, no significant change; numbers following ↑, ↓, ↔, represent respective time points where significant findings occurred.