Table 2.

Whole blood metabolites and plasma FFA concentrations during 120 min of cycling at ∼60% V̇_O2peak

	0	15	30	60	90	120
Glucose (mm)	4.2 ± 0.1	4.1 ± 0.1	4.1 ± 0.1	4.0 ± 0.1*	3.8 ± 0.1*#	3.5 ± 0.1*#†‡§
Lactate (mm)	0.5 ± 0.1	2.0 ± 0.3*	1.8 ± 0.3*	1.5 ± 0.3*	1.5 ± 0.3*	1.5 ± 0.2*
FFA (mm)	0.32 ± 0.03	0.31 ± 0.03	0.36 ± 0.05	0.59 ± 0.10*#†	0.71 ± 0.10*#†	0.89 ± 0.10*#†‡§
Glycerol (μm)	36 ± 7	47 ± 8	77 ± 26	145 ± 36*#†	180 ± 29*#†	234 ± 34*#†‡§

Values are means ±s.e.m. (n = 15).

^*Significantly (P < 0.05) different from rest

^#significantly different from 15 min

^†significantly different from 30 min

^‡significantly different from 60 min

^§significantly different from 90 min.