The purpose of this paper is to investigate the influences on the gene expression of myosin heavy chain (MHC) isoforms of skeletal muscle in rats by chronic hypoxia and exercise training.

为研究慢性低氧及跑台训练对大鼠骨骼肌肌球蛋白重链(mhc)亚型基因表达的影响，对揭示肌肉收缩蛋白性能的变化机制具有特定的意义。

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Aim: To detect effect of the different frequency of chronic electrical stimulation (CES) on myofibrillar isoform, myosin heavy chain (MHC) and metabolic enzyme activities.

目的：探讨不同频率慢性电刺激对膈肌肌纤维亚型、肌球蛋白重链(mhc)亚型和代谢酶活性的适应性变化的影响。

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SDS-polyacrylamide gel electrophoresis indicated that SPI could enhance the intensity of myosin heavy chain (MHC) of bighead surimi gels while KG had no effect on it.

聚丙烯酰胺凝胶电泳表明，SPI可增强肌球蛋白重链带（MHC）的强度，而KG对MHC带的强度影响不大。

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