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季前训练对男性篮球运动员黏膜免疫的影响。

The effect of preseason training on mucosal immunity in male basketball players.

作者信息

Azarbayjani M, Nikbakht H, Rasaee M J

机构信息

Department of Physical Education, Science and Research Branch, Islamic Azad University, Tehran, Iran.

出版信息

J Sports Med Phys Fitness. 2011 Dec;51(4):701-7.

Abstract

AIM

This study examined the effects of pre season training on restring level and acute response of mucosal immunity in male basketball players.

METHODS

Twenty male basketball players performed 8 weeks progressive exercise training, consisting of interval and continuous parts. Five mL un-stimulated saliva was collected from each subject before, immediately and one hour after the end of one bout of exercise to exhaustion on treadmill at the beginning of the first week and end of 8 weeks to determine the acute responses. At the beginning of each 2 weeks (resting state) induced changes in basal mucosal immunity was evaluated. The concentration of sIgA and total protein was measured by the ELISA and Bradford methods respectively.

RESULTS

One bout exercise training at beginning of first week decreased significantly sIgA level but not at the end of 8th week. Total protein did not change significantly at 1st week after exercise, but at eight week significantly increased and remained at high level until one hour after exercise. sIgA to total protein ratio at first week significantly decreased and remained constant one hour after exercise. At the eight week sIgA decreased significantly immediately after exercise and remained low until one hour after exercise. The comparison of sIgA and total protein levels indicates significant decrease after eight weeks training.

CONCLUSION

These results suggest that repetition of single bout of exercise training have a cumulative effect on the mucosal immune system.

摘要

目的

本研究探讨季前训练对男性篮球运动员恢复水平及黏膜免疫急性反应的影响。

方法

20名男性篮球运动员进行为期8周的渐进性运动训练,包括间歇和持续训练部分。在第一周开始和8周结束时,让每位受试者在跑步机上进行一次运动至 exhaustion,运动前、运动结束即刻及运动结束后1小时收集5mL未刺激的唾液,以确定急性反应。在每2周开始时(休息状态)评估基础黏膜免疫的诱导变化。分别采用ELISA法和Bradford法测定sIgA和总蛋白的浓度。

结果

第一周开始时的一次运动训练使sIgA水平显著降低,但在第8周结束时未降低。运动后第1周总蛋白无显著变化,但在第8周显著增加,并在运动后1小时保持在高水平。第一周运动后sIgA与总蛋白的比值显著降低,并在运动后1小时保持恒定。在第8周,运动后即刻sIgA显著降低,并在运动后1小时保持低水平。sIgA和总蛋白水平的比较表明,8周训练后显著降低。

结论

这些结果表明,单次运动训练的重复对黏膜免疫系统有累积效应。

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