1. Uncoupler-and hypoxia-induced damage in the working rat heart and its treatment

   • P. Veit
   • J. Fuchs
   • G. Zimmer

   Original Contributions Pages: 107 - 115

2. Blood pressure and arginine vasotocin in normonatremic and hypernatremic ducks

   • Ewa Szczepańska-Sadowska
   • Christa Simon-Oppermann
   • E. Simon

   Original Contributions Pages: 116 - 125

3. On the mechanism of enhanced ATP formation in hypoxic myocardium caused by glutamic acid

   • O. I. Pisarenko
   • E. S. Solomatina
   • V. N. Smirnov

   Original Contributions Pages: 126 - 134

4. Ischemia aggravating effects of platelet-activating factor in acute myocardial ischemia

   • I. Leprán
   • A. M. Lefer

   Original Contributions Pages: 135 - 141

5. Hypotensive effect of heparin on experimental chronic pulmonary hypertension in rats

   • D. Kentera
   • D. Sušić
   • M. Zdravković

   Original Contributions Pages: 142 - 146

6. Beneficial effect of coenzyme Q on myocardial slow action potentials in hearts subjected to decreased perfusion pressure—hypoxia—substrate-free perfusion

   • J. Azuma
   • H. Harada
   • N. Sperelakis

   Original Contributions Pages: 147 - 155

7. Certain characteristics of myocardial contractility of isovolumic dog heart at randomly variable heart rhythm

   • O. N. Bershitskaya
   • V. Ya. Izakov
   • A. V. Trubetskoy

   Original Contributions Pages: 156 - 164

8. Biochemical and morphological study of cardiac hypertrophy. Effects of thyroxine on enzyme activities in the rat myocardium

   • T. Tanaka
   • H. Morita
   • T. Takatsu

   Original Contributions Pages: 165 - 174

9. Changes in cardiac glycogen synthase and phosphorylase activities following stimulation of beta-adrenergic receptors in rats

   • S. Grably
   • A. Rossi

   Original Contributions Pages: 175 - 181

10. Effect of β-adrenergic stimulation on free fatty acid content in subepicardial and subendocardial layers of the dog heart in situ. Separation and assay by capillary gas chromatography

    • S. AlMakdessi
    • H. Herilier
    • G. Faucon

    Original Contributions Pages: 182 - 190

11. The protective mechanism of estrogen on high blood pressure

    • A. W. v. Eiff
    • H. -M. Lutz
    • R. Kretzschmar

    Original Contributions Pages: 191 - 201

12. Relation of early mononuclear and polymorphonuclear cell infiltration to late scar thickness after experimentally induced myocardial infarction in the rat

    • Ch. S. Roberts
    • D. Maclean
    • R. A. Kloner

    Original Contributions Pages: 202 - 209

13. Vasoconstrictor agents correlatively alter diameter and tension development in isolated pig coronary arteries

    • Y. Nagata
    • H. Araki
    • M. Nakamura

    Original Contributions Pages: 210 - 217

14. Announcements

    Announcement Pages: 218 - 219