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. Author manuscript; available in PMC: 2021 Jun 1.
Published in final edited form as: FASEB J. 2020 Apr 18;34(6):7330–7344. doi: 10.1096/fj.201903055R

Table 3.

In vivo muscle function analysis at 8 weeks of weightlifting training

CON (n = 12) WL (n = 12)
Twitch torque (mN*m/g) 0.14 ± 0.01 0.19 ± 0.01*
Twitch max dx/dt 296 ± 22 395 ± 26**
Twitch min dx/dt −275 ± 17 −369 ± 25**
1/2RT twitch (s) 0.015 ± 0.000 0.014 ± 0.000
Tetanic torque (mN*m/g) 0.96 ± 0.02 1.15 ± 0.03***
Tetanic max dx/dt 772 ± 19 928 ± 33***
Tetatnic min dx/dt −741 ± 33 −856 ± 55
1/2RT tetanic (s) 0.219 ± 0.006 0.174 ± 0.014**
Time to 50% max (s) 29.6 ± 0.6 30.9 ± 1.8
Integrated work (mN*m*s) 344 ± 10 471 ± 21***

Values are presented as mean ± SE. *, ** and *** denote p < 0.05, p < 0.01 and p < 0.001, respectively, in comparison with CON mice.