1. Preface

   • E. Bassenge
   • W. Schaper

   EditorialNotes Pages: 353 - 353

2. Can a single vasodilator be responsible for both coronary autoregulation and metabolic vasodilation?

   • J. D. Laird
   • P. N. Breuls
   • J. A. E. Spaan

   Original Contributions Pages: 354 - 358

3. Heart bioassay of effluent of isolated, perfused guinea pig hearts to examine the role of metabolites regulating coronary flow during hypoxia

   • D. F. Stowe

   Original Contributions Pages: 359 - 364

4. Assessment of vasoactive metabolites released from the isolated guinea pig during heart hypoxia and β-adrenergic stimulation

   • J. Schrader
   • H. Bardenheuer

   Original Contributions Pages: 365 - 368

5. Effect of adenosine deaminase on myocardial reactive hyperemia: Preliminary report

   • D. Saito
   • Debra G. Nixon
   • R. A. Olsson

   Original Contributions Pages: 369 - 371

6. Transmural adenosine with increased cardiac work

   • J. E. McKenzie
   • E. L. Bockman
   • F. J. Haddy

   Original Contributions Pages: 372 - 376

7. Adenosine associated with dispersed hepatocytes

   • R. M. Berne
   • L. Belloni
   • R. Rubio

   Original Contributions Pages: 377 - 379

8. Effect of adenosine on the relaxation of coronary arteries at varying pH values

   • S. J. Mustafa
   • G. Ghai

   Original Contributions Pages: 380 - 386

9. Co₂ and coronary flow regulation

   • R. B. Case

   Original Contributions Pages: 387 - 388

10. The concentration of non-esterified fatty acids in biopsies from normoxic dog myocardium

    • G. J. van der Vusse
    • Th. H. M. Roemen
    • R. S. Reneman

    Original Contributions Pages: 389 - 393

11. Regional myocardial glucose utilization assessed by (¹⁴C) deoxyglucose

    • A. L'Abbate
    • P. Camici
    • G. Pelosi

    Original Contributions Pages: 394 - 398

12. Transmural gradients in myocardial metabolic rate

    • W. Breull
    • H. Flohr
    • H. Dohm

    Original Contributions Pages: 399 - 403

13. Analysis of coronary outflow dilution curves for the estimation of cellular uptake rates in the presence of heterogeneous regional flows

    • James B. Bassingthwaighte
    • Michael Levin

    Original Contributions Pages: 404 - 410

14. Application of stereology to coronary microcirculation

    • D. D. Buss
    • D. M. Hyde
    • M. Y. Stovall

    Original Contributions Pages: 411 - 415

15. The action of different coronary active drugs on intraand extravascular components of local myocardial perfusion

    • R. Rösen
    • A. Marsen
    • W. Klaus

    Original Contributions Pages: 416 - 420

16. Segmental metabolic responses of the canine coronary circulation

    • M. Fuchs
    • G. Ertl
    • E. R. Müller-Ruchholtz

    Original Contributions Pages: 421 - 425

17. Effect of nifedipine (BAY a 1040) on regional myocardial blood flow in dogs before and during transitory ischemic injury

    • W. Vater
    • R. Görgen
    • L. A. Wegner

    Original Contributions Pages: 426 - 430

18. Blood flow distribution in the left ventricular free wall in open-chest dogs

    • F. W. Prinzen
    • G. J. van der Vusse
    • R. S. Reneman

    Original Contributions Pages: 431 - 437

19. Linear relationship between perfusion area and infarct size

    • M. Nakamura
    • H. Tomoike
    • Y. Kikuchi

    Original Contributions Pages: 438 - 442

20. Cyclic AMP mediated arrhythmias induced in the ischaemic pig heart

    • T. Podzuweit
    • D. J. Els
    • J. McCarthy

    Original Contributions Pages: 443 - 448

21. The interaction of calcium and cAMP and the relationship to ventricular vulnerability

    • F. T. Thandroyen
    • L. M. Higginson
    • L. H. Opie

    Original Contributions Pages: 449 - 452

22. Changes of extracellular Na⁺, K⁺, Ca²⁺ and H⁺ of the ischemic myocardium in pigs

    • R. Friedrich
    • Hj. Hirche
    • R. Bissig

    Original Contributions Pages: 453 - 456

23. Prostacyclin-induced changes in coronary blood flow and oxygen handling in the normal and acutely ischaemic canine myocardium

    • S. J. Coker
    • J. R. Parratt

    Original Contributions Pages: 457 - 462

24. Erratum

    Erratum Pages: 462 - 462