Reduced Muscle Glycogen Differentially Affects Exercise Performance and Muscle Fatigue

Table 2

Effects of treadmill exercise on SR function. Values are expressed per mg of protein.

		LG group	HG group	CON group
	Rested	1.25 ± 0.19	1.03 ± 0.12*	0.97 ± 0.19*
Ca^2+ Uptake rate (𝜇mol/mg/min)	35 min	—	1.13 ± 0.10	1.08 ± 0.11
	Exhausted	1.18 ± 0.13	0.64 ± 0.09^*†	0.68 ± 0.08^*†
	Rested	3.16 ± 0.25	2.55 ± 0.39*	2.67 ± 0.29*
Ca^2+-Stim ATPase (𝜇mol/mg/min)	35 min	—	2.85 ± 0.28	2.56 ± 0.33
	Exhausted	3.14 ± 0.21	1.76 ± 0.12^*†	1.77 ± 0.19^*†

* 𝑃<.05 versus LG, ^†𝑃<.05 versus rested. 𝑛=8 for each group and time point.