1. Modulation of action potential duration by inhibition of the transient outward current in sheep cardiac Purkinje fibers

   • F. Berger
   • U. Borchard
   • T. Weis

   Original Contribution Pages: 185 - 191

2. I_f current mediatesβ-adrenergic enhancement of heart rate but not contractility in vivo

   • B. D. Guth
   • T. Dietze

   Original Contributions Pages: 192 - 202

3. Disruption of sarcolemmal integrity during ischemia and reperfusion of canine hearts as monitored by use of lathanum ions and a specific probe

   • S. Koba
   • N. Konno
   • T. Katagiri

   Original Contribution Pages: 203 - 210

4. Efflux of adenosine and total adenylate catabolites during alterations of the cellular energy state. An NMR study of continuous and discontinuous ischemia

   • K. H. Vuorinen
   • K. J. Peuhkurinen
   • I. E. Hassinen

   Original Contributions Pages: 211 - 219

5. Energy metabolism, intracellular Na⁺ and contractile function in isolated pig and rat hearts during cardioplegic ischemia and reperfusion:²³Na- and³¹P-NMR studies

   • V. V. Kupriyanov
   • B. Xiang
   • R. Deslauriers

   Original Contribution Pages: 220 - 233

6. Inhibition of adenosine deaminase and administration of adenosine increase hypoxia induced ventricular ectopy

   • R. J. Leone Jr.
   • G. F. Merrill

   Original Contribution Pages: 234 - 239

7. Suppression of reperfusion arrhythmia by ischemic preconditioning in the rat: Is it mediated by the adenosine receptor, prostaglandin, or bradykinin receptor?

   • T. Miura
   • R. Ishimoto
   • O. Iimura

   Original Contribution Pages: 240 - 246

8. Calculated mean arterial pressure in the posterior tibial and radial artery pressure wave in newbown infants

   • M. Gevers
   • M. W. M. Hack
   • N. Westerhof

   Original Contributions Pages: 247 - 251