Table 4.

Concentrations of guanosine, inosine, adenosine and hypoxanthine in blood before exercise, after exercise and 30 min of recovery

	Before exercise	After exercise	30 min of recovery
Guanosine (Guo) μmol/l whole blood	0.11 ± 0.03	0.14 ± 0.03	0.13 ± 0.04
Inosine (Ino) μmol/l whole blood	0.11 ± 0.03	0.50 ± 0.26	1.12 ± 0.59***,§
Adenosine (Ado) μmol/l whole blood	0.07 ± 0.01	0.08 ± 0.01	0.07 ± 0.01
Hypoxanthine (Hyp) μmol/l whole blood	2.20 ± 1.61	16.25 ± 7.86***	18.54 ± 8.78***

Concentrations of Guo, Ino, Ado and Hyp are expressed in μmol/l whole blood

Values are given as mean ± SD; n = 22

*** P < 0.0001, significantly different from before exercise

^§ P < 0.01, significantly different from after exercise