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Fiber type via smfSDS-PAGE in healthy aged individuals
| MyHC |
||||||
|---|---|---|---|---|---|---|
| I | I/IIA | IIA | IIA/IIX | IIX | I/IIA/IIX | |
| No. of fibers (%) | 1,094 (62.1) | 66 (3.7) | 434 (24.6) | 143 (8.1) | 7 (0.4) | 17 (1.0) |
Values are from n = 38 subjects. MyHC, myosin heavy chain; smfSDS-PAGE, single-muscle fiber sodium dodecyl sulfate-polyacrylamide gel electrophoresis.
