1. Complex information processing by the transmembrane signaling system involving G proteins

   • Stefan Offermanns
   • Günter Schultz

   Invited Review Pages: 329 - 338

2. In vivo release of catecholamines in the locus coeruleus

   • N. Singewald
   • C. Schneider
   • A. Philippu

   Original Articles Pages: 339 - 345

3. Activation of dopamine D₁ receptors or α₁ adrenoceptors is not involved in the EEG effect of nicotine in rats

   • B. Ferger
   • K. Kuschinsky

   Original Articles Pages: 346 - 351

4. Effects of 6-hydroxydopamine on noradrenaline metabolism linked to neuronal uptake₁ and extraneuronal uptake₁ in dental pulp in vitro

   • D. A. S. Parker
   • V. Marino
   • I. S. de la Lande

   Original Articles Pages: 352 - 355

5. 5-Hydroxytryptamine receptors with a 5-HT₆ receptor-like profile stimulating adenylyl cyclase activity in pig caudate membranes

   • Philippe Schoeffter
   • Christian Waeber

   Original Articles Pages: 356 - 360

6. Possible role of nitric oxide in 5-hydroxytryptamine-induced increase in vascular permeability in mouse skin

   • Emiko Fujii
   • Kaoru Irie
   • Takamura Muraki

   Original Articles Pages: 361 - 364

7. Lack of prophylactic or therapeutic efficacy of 5-HT_2A receptor antagonists in halothane-induced porcine malignant hyperthermia

   • Wolfgang Löscher
   • Christoph Gerdes
   • Angelika Richter

   Original Articles Pages: 365 - 374

8. Characterization of histamine H₃ receptors inhibiting 5-HT release from porcine enterochromaffin cells: Further evidence for H₃ receptor heterogeneity

   • Harald Schwörer
   • Andreas Reimann
   • Kurt Racké

   Original Articles Pages: 375 - 379

9. Spinal antinociception by morphine in rats is antagonised by galanin receptor antagonists

   • W. Reimann
   • W. Englberger
   • B. Wilffert

   Original Articles Pages: 380 - 386

10. Pharmacological characterisation of NK₁ receptor antagonist, [D-Trp⁷]sendide, on behaviour elicited by substance P in the mouse

    • T. Sakurada
    • H. Yogo
    • M. Ohba

    Original Articles Pages: 387 - 392

11. Convulsant action of a benzodiazepine receptor agonist/inverse agonist Ro 19-4603 in developing rats

    • H. Kubová
    • P Mareš

    Original Articles Pages: 393 - 397

12. The role of extracellular Ca²⁺ in carbachol-induced tonic contraction of the pig detrusor smooth muscle

    • Wataru Uchida
    • Noriyuki Masuda
    • Toichi Takenaka

    Original Articles Pages: 398 - 402

13. Neurogenic chloride secretion induced by scorpion venom and veratrine in rabbit colon

    • Herbert Plass
    • Christoph Wachter
    • Klaus Turnheim

    Original Articles Pages: 403 - 409

14. Endothelins induce prostacyclin release in both vascular and non-vascular tissue

    • Giovan G. Mattera
    • Rose-Marie Catalioto
    • Alessandro Subissi

    Original Articles Pages: 410 - 415

15. Effects of enalapril and hydrochlorothiazide on the salt-induced cardiac and renal hypertrophy in normotensive rats

    • Eero M. A. Mervaala
    • Juha Laakso
    • Heikki Karppanen

    Original Articles Pages: 416 - 425

16. The inotropic agents DPI 201-106 and BDF 9148 differentially affect potassium currents of guinea-pig ventricular myocytes

    • Gregory J. Amos
    • Ursula Ravens

    Original Articles Pages: 426 - 433

17. A missense mutation in exon 6 of the CYP2D6 gene leading to a histidine 324 to proline exchange is associated with the poor metabolizer phenotype of sparteine

    • Bernd Evert
    • Ernst-Ulrich Griese
    • Michel Eichelbaum

    Original Articles Pages: 434 - 439