Table 2.

Maximal force, velocity and power and curvature of the force–velocity relation in rat soleus muscles incubated in standard KRB buffer without or with lactic acid at 30°C

	Fmax (g)	Vmax (mm s−1)	Pmax (g mm s−1)	Curvature
Control (n= 7)	40.6 ± 1.9	34.7 ± 1.6	164 ± 11	0.36 ± 0.04
+ 20 mm LA (n= 7)	42.6 ± 1.7***	34.0 ± 1.2	161 ± 7	0.33 ± 0.01
Control (n= 6)	41.5 ± 1.6	38.6 ± 2.2	177 ± 11	0.35 ± 0.02
+ 24 mm LA (n= 6)	43.6 ± 0.7*	35.6 ± 2.5***	172 ± 9	0.37 ± 0.03

LA: Lactic acid. Means ±s.e.m. Lactic acid induced difference from control conditions, *P < 0.05, ***P < 0.001