Abstract
Total a mount of adenosine and/or AMP released from the skeletal muscle is calculated to be 273& plusmn; 121, 381& plusmn;116, 1, 034& plusmn;170 and 829& plusmn;89 (mean& plusmn;S. E.) nmoles/min/100 g at rest, after 3-min ischemia, during rhythmical contractions (1/2 see), and after 3-min ischemic contractions, respectively.