Low-Frequency Fatigue as an Indicator of Eccentric Exercise-Induced Muscle Injury: The Role of Vitamin E

<table>Recovery index (expressed as a percentage of the initial tension) 3 min following the termination of low-frequency fatigue protocol of the soleus muscle <i>in situ</i> in the placebo-treated (dashed line and ○) and vitamin-E-treated (solid line and ●) rats (mean and SD, <svg height="11.125" id="M39" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 44.400002 11.125" width="44.400002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,10.862)"><use xlink:href="#x1D45B"></use></g><g transform="matrix(.017,-0,0,-.017,13.305,10.862)"><use xlink:href="#x3D"></use></g><g transform="matrix(.017,-0,0,-.017,28.008,10.862)"><use xlink:href="#x31"></use></g><g transform="matrix(.017,-0,0,-.017,36.168,10.862)"><use xlink:href="#x30"></use></g>
</svg> per group). *Significantly different from pre exercise values within the same group (<svg height="11.375" id="M40" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 66.875 11.375" width="66.875" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.112)"><use xlink:href="#x1D443"></use></g><g transform="matrix(.017,-0,0,-.017,15.582,11.112)"><use xlink:href="#x3C"></use></g><g transform="matrix(.017,-0,0,-.017,30.286,11.112)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,38.446,11.112)"><use xlink:href="#x2E"></use></g><g transform="matrix(.017,-0,0,-.017,42.321,11.112)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,50.481,11.112)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,58.64,11.112)"><use xlink:href="#x31"></use></g>
</svg>). <sup>#</sup>Significantly different between placebo and vitamin E at the same time point (<svg height="11.375" id="M41" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 66.875 11.375" width="66.875" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.112)"><use xlink:href="#x1D443"></use></g><g transform="matrix(.017,-0,0,-.017,15.582,11.112)"><use xlink:href="#x3C"></use></g><g transform="matrix(.017,-0,0,-.017,30.286,11.112)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,38.446,11.112)"><use xlink:href="#x2E"></use></g><g transform="matrix(.017,-0,0,-.017,42.321,11.112)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,50.481,11.112)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,58.64,11.112)"><use xlink:href="#x31"></use></g>
</svg>).</table>

Oxidative Medicine and Cellular Longevity

fig3

Figure 3

Figure 3: Low-Frequency Fatigue as an Indicator of Eccentric Exercise-Induced Muscle Injury: The Role of Vitamin E 