1. Distinct targets for tetanus and botulinum A neurotoxins within the signal transducing pathway in chromaffin cells

   • P. Marxen
   • F. Bartels
   • H. Bigalke

   OriginalPaper Pages: 387 - 395

2. Differential inhibition and potentiation by cell-permeant analogues of cyclic AMP and cyclic GMP and NO-containing compounds of exocytosis in human neutrophils

   • Katharina Wenzel-Seifert
   • Jürgen Ervens
   • Roland Seifert

   OriginalPaper Pages: 396 - 402

3. Release of [³H]acetylcholine from the isolated rat or guinea-pig trachea evoked by preganglionic nerve stimulation; a comparison with transmural stimulation

   • I. Wessler
   • A. Klein
   • K. Racké

   OriginalPaper Pages: 403 - 411

4. Effect of high single doses of levodopa and carbidopa on brain dopamine and its metabolites: modulation by selective inhibitors of monoamine oxidase and/or catechol-O-methyltransferase in the male rat

   • Pekka T. Männistö
   • Päivi Tuomainen

   OriginalPaper Pages: 412 - 418

5. Release of noradrenaline and ATP by electrical stimulation and nicotine in guinea-pig vas deferens

   • Ivar von Kügelgen
   • Klaus Starke

   OriginalPaper Pages: 419 - 429

6. ß-Adrenoceptors in the transplanted human heart: unaltered ß-adrenoceptor density, but increased proportion of ß₂-adrenoceptors with increasing posttransplant time

   • Otto-Erich Brodde
   • Massud Khamssi
   • Hans-Reinhard Zerkowski

   OriginalPaper Pages: 430 - 436

7. Differential effects of ovarian steroid hormones on ß-adrenoceptor downregulation caused by the antidepressants imipramine and rolipram

   • Joachim E. Schultz
   • Hartmut Rösch

   OriginalPaper Pages: 437 - 441

8. Affinity of clenbuterol analogues for ß₂-adrenoceptors in bovine skeletal muscle and the effect of these compounds on urinary nitrogen excretion in female rats

   • M. N. Sillence
   • G. G. Pegg
   • D. B. Lindsay

   OriginalPaper Pages: 442 - 448

9. Effects of clenbuterol, ICI118551 and sotalol on the growth of cardiac and skeletal muscle and on ß₂-adrenoceptor density in female rats

   • M. N. Sillence
   • M. L. Matthews
   • D. B. Lindsay

   OriginalPaper Pages: 449 - 453

10. Structure-activity studies of new imidazolines on adrenoceptors of rat aorta and human platelets

    • B. V. Venkataraman
    • G. Shams
    • P. N. Patil

    OriginalPaper Pages: 454 - 463

11. Adenosine receptors involved in the inhibitory control of non-adrenergic non-cholinergic neurotransmission in guinea-pig atria belong to the A1 subtype

    • Annalisa Rubino
    • Sandra Amerini
    • Fabrizio Ledda

    OriginalPaper Pages: 464 - 470

12. Inhibition of tachykinin-induced hypotension in dogs by CP-96,345, a selective blocker of NK-1 receptors

    • Jay W. Constantine
    • Wesley S. Lebel
    • Heidi A. Woody

    OriginalPaper Pages: 471 - 477

13. Effects of DPI 201-106, a novel cardiotonic agent, on hemodynamics, cardiac electrophysiology and arrhythmias induced by programmed ventricular stimulation in dogs with subacute myocardial infarction: A comparative study with dobutamine

    • Tohru Ozaki
    • Toshihiko Uematsu
    • Mitsuyoshi Nakashima

    OriginalPaper Pages: 478 - 487

14. The influence of 3-ester side chain variation on the cardiovascular profile of nitrendipine in porcine isolated trabeculae and coronary arteries

    • Georg Kojda
    • Wolfgang Klaus
    • Uwe Fricke

    OriginalPaper Pages: 488 - 494

15. Effect of platelet-activating factor on porcine pulmonary blood vessels in vitro

    • S. Pritze
    • Th. Simmet
    • B. A. Peskar

    OriginalPaper Pages: 495 - 499

16. Effect of cigarette smoke on pharmacokinetics of oral, intrarectal, or intravenous indomethacin in rats

    • Toshiko Yoshida
    • Yutaka Gomita
    • Ryozo Oishil

    OriginalPaper Pages: 500 - 504

17. Presence of a phosphoramidon-sensitive endothelin-converting enzyme which converts big-endothelin-1, but not big-endothelin-3, in the rat vas deferens

    • Sabine Télémaque
    • Pedro D'OrléansJuste

    Short Communication Pages: 505 - 507