1. Bardenheuer H, Whelton, B, Sparks HV Jr. Adenosine release by the isolated guinea pig heart in response to isoproterenol, acetytcholine, and acidosis: The minimal role of vascular endothelium. Circ Res 1987;61:594–600
2. Bartel S, Stein B, Eschenhagen T, Mende U, Neumann J, Schmitz W, Krause EG, Karczewski P, Scholz H. Impaired phosphorylation of phospholamban, troponin I and C-protein in the failing human heart. Mol Cell Biochem 1996; 157:171–179
3. Behnke N, Müller W, Neumann J, Schmitz W, Scholz H, Stein B. Differential antagonsim by 1,3-dipropylxanthine-8-cyclopentylxanthine and 9-chIoro-2-2-furanyI)-5,6-dihydro-l,2,4-tria2olo(l,5-c)quinazolin-5-imine of the effects of adenosine derivatives in the presence of isoprenaline on contractile response and cyclic AMP content in cardiomyocytes. Evidence for the coexistence of A1-and A2-adenosine receptors on cardiomyocytes. J Pharmacol Exp Ther 1990, 254:1017–1023
4. Belardinelli L, Isenberg G. Isolated atrial myocytes: Adenosine and acetylcholine increase in potassium conductance. Am J Physiol 1983;244:H291–H294
5. Belardinelli L, Linden J, Berne RM. The cardiac effects of adenosine. Prog Cardiovasc Res 1989;32:73–97