1. Properties of Na⁺-dependent nucleoside transport in the proximal and distal small intestine of cows

   • E. Scharrer
   • B. Grenacher

   Original Paper Pages: 191 - 196

2. Seasonal changes in morphology and function of the gastrointestinal tract of free-living alpine marmots (Marmota marmota)

   • I. Hume
   • C. Beiglböck
   • W. Arnold

   Original Paper Pages: 197 - 207

3. The effects of perfusion of the cutaneous vasculature on sodium uptake across isolated frog skin

   • C. Talbot

   Original Paper Pages: 209 - 216

4. Effects of adenosine on the contractility of normoxic rainbow trout heart

   • E. Aho
   • M. Vornanen

   Original Paper Pages: 217 - 225

5. Modulation of the cardiac pacemaker of Drosophila: cellular mechanisms

   • E. Johnson
   • T. Sherry
   • H. Dowse

   Original Paper Pages: 227 - 236

6. The nature of the acetylcholine and 5-hydroxytryptamine receptors in buccal smooth muscle of the pest slug Deroceras reticulatum

   • T. Wright
   • H. Huddart

   Original Paper Pages: 237 - 249

7. Influence of hyperosmotic shrinkage and β-adrenergic stimulation on red blood cell volume regulation and oxygen binding properties in rainbow trout and carp

   • C. Brauner
   • T. Wang
   • F. Jensen

   Original Paper Pages: 251 - 262

8. Carbon isotope ratios in exhaled CO₂ can be used to determine not just present, but also past diets in birds

   • K. Hatch
   • B. Pinshow
   • J. Speakman

   Original Paper Pages: 263 - 268

9. Ubiquitin conjugate dynamics in the gut and liver of hibernating ground squirrels

   • F. van Breukelen
   • H. Carey

   Original Paper Pages: 269 - 273