ORAL GLUCOSE SUPPLEMENTATION ON PROTEIN METABOLISM FOLLOWING RESISTANCE TRAINING
ORAL GLUCOSE SUPPLEMENTATION ON PROTEIN METABOLISM FOLLOWING RESISTANCE TRAINING
批准号:
6665906
负责人:
KEVIN E YARASHESKI
金额:
$15.75万
依托单位:
依托单位国家:
美国
项目类别:
财政年份:
2002
资助国家:
美国
项目状态:
已结题
起止时间:
2002-08-01 至 2003-07-31
中文摘要
成年人的肌肉生长是肌肉纤维的结果
肥大。肥大是净肌增加的结果。
蛋白质平衡[即肌肉蛋白质合成率
(FSR)-肌肉蛋白质降解率(MPD)]FSR和MPD都可以
受人体剧烈阻力运动的刺激。它也是众所周知的
抗阻运动后氨基酸转运增加。
对蛋白质净平衡影响因素的再认识
可以允许最大化FSR和最小化MPD的能力,因此
最大化肌肉肥大的速度和数量。研究是最重要的
阻力训练的范围及其对FSR和MPD的影响是有限的。
独立实验室最近的研究表明,FSR是
在一轮人体阻力训练后升高。净蛋白
平衡,虽然是积极的,但仍然是负的。
禁食状态下的抵抗力练习。
英文摘要
Muscle growth in adult humans results from muscle fibre
hypertrophy. Hypertrophy is the result of an increased net muscle
protein balance [ie. fractional muscle protein synthesic rate
(FSR)-muscle protein degradation rate (MPD)]. Both FSR and MPD can be
stimulated by heavy resistance exercise in humans. It is also known
that amino acid transport is increased after resistance exercise.
Further understanding of the factors influencing net protein balance
may allow the ability to maximize FSR and minimize MPD, thus
maximizing the rate and amount of muscle hypertrophy. Research is the
area of resistance training and its effects on FSR and MPD is limited.
Recent work from independent laboratories has shown that FSR was
elevated after a bout of resistance training in humans. Net protein
balance, although more positive, was stillnegative following
resistance exercise in the fasted state.
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