Inhibition of Mitochondrial Cytochrome <i>c</i> Release and Suppression of Caspases by Gamma-Tocotrienol Prevent Apoptosis and Delay Aging in Stress-Induced Premature Senescence of Skin Fibroblasts

<table>Percentage of mitochondria cytochrome <svg height="7.9499998" id="M40" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 7.0250001 7.9499998" width="7.0250001" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,7.675)"><path d="M383 397q0 -32 -35 -49q-12 -6 -23 8q-37 45 -84 45t-90 -71q-40 -65 -40 -167q0 -57 22 -86t59 -29q38 0 81.5 24.5t69.5 51.5l16 -21q-44 -53 -104 -84t-109 -31q-56 0 -89.5 41t-33.5 117q0 61 30 124t79 105q33 28 81 50.5t86 22.5q34 0 59 -15.5t25 -35.5z" id="x1D450"></path></g>
</svg> release in HDFs. Data are presented as means <svg height="9.5625" id="M41" style="vertical-align:-0.3003pt" version="1.1" viewbox="0 0 10.1 9.5625" width="10.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,9.125)"><use xlink:href="#xB1"></use></g>
</svg> SD; <svg height="11.225" id="M42" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 36.237499 11.225" width="36.237499" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,10.963)"><use xlink:href="#x1D45B"></use></g><g transform="matrix(.017,-0,0,-.017,13.305,10.963)"><use xlink:href="#x3D"></use></g><g transform="matrix(.017,-0,0,-.017,28.008,10.963)"><use xlink:href="#x36"></use></g>
</svg>. <sup>a</sup>denotes <svg height="11.375" id="M43" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 58.712502 11.375" width="58.712502" 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="#x35"></use></g>
</svg> compared to control young, <sup>b</sup><svg height="11.375" id="M44" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 58.712502 11.375" width="58.712502" 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="#x35"></use></g>
</svg> compared to GTT, <sup>c</sup><svg height="11.375" id="M45" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 58.712502 11.375" width="58.712502" 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="#x35"></use></g>
</svg> compared to SIPS, and <sup>d</sup><svg height="11.375" id="M46" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 58.712502 11.375" width="58.712502" 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="#x35"></use></g>
</svg> compared to control senescent cells.</table>

Oxidative Medicine and Cellular Longevity

fig7

Figure 7

Figure 7: Inhibition of Mitochondrial Cytochrome <i>c</i> Release and Suppression of Caspases by Gamma-Tocotrienol Prevent Apoptosis and Delay Aging in Stress-Induced Premature Senescence of Skin Fibroblasts 

Figure 7 | Inhibition of Mitochondrial Cytochrome c Release and Suppression of Caspases by Gamma-Tocotrienol Prevent Apoptosis and Delay Aging in Stress-Induced Premature Senescence of Skin Fibroblasts 