Table 1 Levels of the exogenous and endogenous oxidation biomarkers during the four stages of surgery (laparoscopic cholecystectomy)
From: Reappraisal of ischemia-reperfusion injury in a short duration laparoscopic surgery, a pilot study
Stage | ||||
|---|---|---|---|---|
1 | 2 | 3 | 4 | |
Endogenous markers | ||||
7α-Hydroxylated cholesterol (7α-OH) | 0.0 ± 0.0 | 4.661 ± 26.64 | 35.27 ± 62.81 | −7.150 ± 21.84 |
ns | ns | Ns | ||
7β-Hydroxylated cholesterol (7β-OH) | 0.0 ± 0.0 | 46.47 ± 150.3 | 16.48 ± 89.68 | −5.217 ± 99.05 |
ns | ns | Ns | ||
5,6 α-epoxy cholesterol (α-epoxy) | 0.0 ± 0.0 | 49.95 ± 162.5 | −6.604 ± 113.5 | 18.14 ± 112.8 |
ns | P ≤ 0.0404 | Ns | ||
5,6 β-epoxy cholesterol (β-epoxy) | 0.0 ± 0.0 | 17.72 ± 126.1 | 16.49 ± 121.8 | −0.7928 ± 102.9 |
ns | ns | P ≤ 0.0337 | ||
7-ketocholesterol | 0.0 ± 0.0 | 25.27 ± 120.9 | 3.147 ± 80.84 | −13.93 ± 51.65 |
ns | ns | P ≤ 0.0482 | ||
25-Hydroxylated cholesterol (25-OH) | 0.0 ± 0.0 | 20.69 ± 112.6 | 33.70 ± 118.0 | 20.39 ± 77.54 |
ns | ns | Ns | ||
27-Hydroxylated cholesterol (27-OH) | 0.0 ± 0.0 | 28.48 ± 130.8 | 16.60 ± 132.3 | 10.37 ± 71.19 |
ns | ns | Ns | ||
Exogenous markers | ||||
Oxidized N-linoleoyl tyrosine (hydroperoxide) (LT-OOH) | 0.0 ± 0.0 | 16.09 ± 53.15 | 14.80 ± 76.74 | 18.64 ± 60.36 |
ns | ns | Ns | ||
Oxidized N-linoleoyl tyrosine (epoxide)(LT-epoxy) | 0.0 ± 0.0 | 12.25 ± 35.88 | −3.805 ± 44.61 | 0.9652 ± 33.81 |
ns | ns | Ns | ||
526 | 0.0 ± 0.0 | 34.22 ± 67.56 | 49.16 ± 94.02 | 19.20 ± 98.14 |
ns | ns | Ns | ||