Figure 4. Effects of swimming and intravenous infusion with or without lactate or pyruvate for 10 min (as shown by a horizontal bar) on the concentrations of plasma sodium (A), potassium (B) and osmolality (C) in male rats.
++, P<0.01 compared with the corresponding value at 0 min by the Student's paired t-test. *, P<0.05, **, P<0.01 compared with water immersion group by the two way ANOVA.
