1 材料与方法
1.1 试验设计
1.2 血浆抗氧化指标测定
1.3 血浆免疫指标测定
1.4 数据统计与分析
2 结果与分析
2.1 2.1 1 200 m测试赛成绩
2.2 增量运动下血浆抗氧化指标差异分析
表1 增量运动对血浆抗氧化指标的影响Table 1 Effects of progressive exercise on plasma antioxidant indexes |
| 项目 Items | 速度Speed/(m/s) | ||||
|---|---|---|---|---|---|
| 0 | 3 | 5 | 7 | 9 | |
| 总抗氧化能力T-AOC/(mmol/L) | 1.01±0.04ab | 0.97±0.06b | 1.03±0.07ab | 1.04±0.07a | 1.03±0.05ab |
| 超氧化物歧化酶SOD/(U/mL) | 24.93±4.40 | 26.58±6.54 | 25.87±7.09 | 29.93±7.35 | 27.43±8.37 |
| 谷胱甘肽GSH/(μmol/L) | 38.62±6.93d | 48.82±5.19cd | 56.04±17.79bc | 78.34±18.14a | 67.35±11.61ab |
| 谷胱甘肽过氧化物歧化酶 GSH-Px/(U/mL) | 473.49±70.15a | 374.97±60.02b | 384.95±46.40b | 384.09±57.40b | 390.60±46.90b |
| 过氧化氢酶CAT/(U/mL) | 0.49±0.08b | 0.48±0.08b | 0.54±0.11ab | 0.62±0.13a | 0.57±0.03ab |
| 丙二醛MDA/(mmol/L) | 5.06±0.89 | 5.01±0.61 | 5.44±1.18 | 5.46±1.02 | 5.24±1.38 |
同行数据肩标不同小写字母表示差异显著(P<0.05),无字母或相同小写字母表示差异不显著(P>0.05)。下表同。 | |
Values within the same row with different lowercase letter superscripts indicate significant difference (P<0.05), while with no letter or the same lowercase letter superscripts indicate no significant difference (P>0.05). The same as below. |
2.3 增量运动下血浆免疫指标差异分析
表2 增量运动对血浆免疫指标的影响Table 2 Effects of progressive exercise on plasma immune indexes |
| 项目 Items | 速度Speed/(m/s) | ||||
|---|---|---|---|---|---|
| 0 | 3 | 5 | 7 | 9 | |
| 免疫球蛋白G IgG/(mg/mL) | 9.95±0.68ab | 11.28±1.21a | 10.53±2.17ab | 9.20±1.26b | 9.88±1.59ab |
| 免疫球蛋白M IgM/(mg/mL) | 0.86±0.15 | 1.08±0.23 | 0.98±0.27 | 0.85±0.22 | 0.85±0.15 |
| 白细胞介素-1β IL-1β/(ng/L) | 27.17±2.61ab | 28.97±2.76a | 27.15±5.05ab | 24.37±4.58b | 25.61±3.65ab |
| 肿瘤坏死因子-α TNF-α/(ng/L) | 111.00±16.18ab | 113.79±10.68a | 109.25±19.98ab | 99.17±15.86ab | 96.69±10.20b |
| 干扰素-γ INF-γ/(ng/L) | 90.92±10.75ab | 103.98±11.10a | 97.70±19.28ab | 87.34±14.57b | 88.32±13.68b |
| 转化生长因子-β TGF-β/(ng/L) | 86.64±7.91 | 93.01±13.84 | 89.67±19.74 | 80.41±13.98 | 83.81±9.80 |
2.4 血浆抗氧化、免疫指标与比赛用时的相关性分析
图2 血浆抗氧化、免疫指标和比赛用时的相关性分析A:血浆抗氧化指标与比赛用时的相关性;B:血浆抗氧化指标差值与比赛用时的相关性;C:血浆免疫指标与比赛用时的相关性;D:血浆免疫指标差值与比赛用时的相关性;E:血浆抗氧化与免疫指标的相关性。T-AOC:总抗氧化能力;SOD:超氧化物歧化酶;GSH:谷胱甘肽;GSH-Px:谷胱甘肽过氧化物歧化酶;CAT:过氧化氢酶;MDA:丙二醛;IgG:免疫球蛋白G;IgM:免疫球蛋白M;IL-1β:白细胞介素-1β;TNF-α:肿瘤坏死因子-α;INF-γ:干扰素-γ;TGF-β:转化生长因子-β。0:0 m/s阶段;3:3 m/s阶段;5:5 m/s阶段;7:7 m/s阶段;9:9 m/s阶段;3-0:0~3 m/s阶段差值;5-3:3~5 m/s阶段差值;7-5:5~7 m/s阶段差值;9-7:7~9 m/s阶段差值。“*”表示显著相关(P<0.05),“**”表示极显著相关(P<0.01)。 Fig.2 Analysis of correlations among plasma antioxidant, immune indexes and competition time A: correlation between plasma antioxidant indexes and competition time; B: correlation between plasma antioxidant index differences and competition time; C: correlation between plasma immune indexes and competition time; D: correlation between plasma immune index differences and competition time; E: correlation between plasma antioxidant and immune indexes. T-AOC: total antioxidant capacity; SOD: superoxide dismutase; GSH: glutathione; GSH-Px: glutathione peroxidase; CAT: catalase; MDA: malondialdehyde; IgG: immunoglobulin G; IgM: immunoglobulin M; IL-1β: interleukin-1β; TNF-α: tumor necrosis factor-α; INF-γ: interferon-γ; TGF-β: transforming growth factor-β. 0: 0 m/s stage; 3: 3 m/s stage; 5: 5 m/s stage; 7: 7 m/s stage; 9: 9 m/s stage; 3-0: difference between the 0 and 3 m/s stages; 5-3: difference between the 3 and 5 m/s stages; 7-5: difference between the 5 and 7 m/s stages; 9-7: difference between the 7 and 9 m/s stages. “*” indicates a significant correlation (P<0.05), and “**” indicates an extremely significant correlation (P<0.01). |

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