1. New insights on P_2X purinoceptors

   • Patrick P. A. Humphrey
   • Gary Buell
   • Derek J. Trezise

   Invited review Pages: 585 - 596

2. Effect of chronic administration of the selective serotonin (5-HT) uptake inhibitor citalopram on extracellular 5-HT and apparent autoreceptor sensitivity in rat forebrain in vivo

   • Sidney B. Auerbach
   • Stephan Hjorth

   Original Articles Pages: 597 - 606

3. Localization and pharmacological characterization of somatostatin sst₂ sites in the rat cerebellum

   • Charles Piwko
   • V. Silke Thoss
   • Daniel Hoyer

   Original Articles Pages: 607 - 613

4. Differential modulation by muscimol and baclofen on antinociception induced by morphine, β-endorphin, d-Pen^2,5-enkephalin and U50,488H administered intracerebroventricularly in the mouse

   • Hong W. Suh
   • Dong K. Song
   • Leon F. Tseng

   Original Articles Pages: 614 - 619

5. Ionic and haemodynamic changes influence the release of the excitatory amino acid glutamate in the posterior hypothalamus

   • N. Singewald
   • F. Chen
   • A. Phillippu

   Original Articles Pages: 620 - 625

6. Inotropic effects of histamine on developing chick heart: release of transmitters from autonomic nerve terminals

   • Hikaru Tanaka
   • Naofumi Uesato
   • Koki Shigenobu

   Original Articles Pages: 626 - 630

7. Modulation of noradrenaline release in rat isolated stomach by prostanoids, but not by histaminergic mechanisms

   • Kurt Racké
   • Liberato Berrino
   • Matthias Bräutigam

   Original Articles Pages: 631 - 639

8. Adenosine and the endothelium-dependent modulation of ³H-noradrenaline release in the canine pulmonary artery

   • M.J. Vaz-da-Silva
   • S. Guimarães
   • D. Moura

   Original Articles Pages: 640 - 645

9. α-Bungarotoxin, κ-bungarotoxin, α-cobratoxin and erabutoxin-b do not affect [³H]acetylcholine release from the rat isolated left hemidiaphragm

   • C. Apel
   • J. Říčný
   • I. Wessler

   Original Articles Pages: 646 - 652

10. Stereoselective effects of mexiletine enantiomers on sodium currents and excitability characteristics of adult skeletal muscle fibers

    • A. De Luca
    • F. Natuzzi
    • D. Conte Camerino

    Original Articles Pages: 653 - 661

11. Two stable cell lines for screening of calcium channel blockers

    • Claudia Seisenberger
    • Andrea Welling
    • Franz Hofmann

    Original Articles Pages: 662 - 669

12. Effects of the putative P-type calcium channel blocker, R,R-(−)-daurisoline on neurotransmitter release

    • Peter C. Waldmeier
    • Peter Wicki
    • Jean-Jacques Feldtrauer

    Original Articles Pages: 670 - 678

13. Potentiation of stimulus-induced phosphoinositide breakdown by calmodulin antagonists in C₆ glioma cells

    • Wan-Wan Lin

    Original Articles Pages: 679 - 684

14. Reversal of peripheral nerve conduction and perfusion deficits by the free radical scavenger, BM15.0639, in diabetic rats

    • N.E. Cameron
    • M.A. Cotter

    Original Articles Pages: 685 - 690

15. Dilator effect of the angiotensin II antagonist telmisartan on the gastric, but not femoral, arterial bed of the rat

    • Christof Wachter
    • Akos Heinemann
    • Peter Holzer

    Short communication Pages: 691 - 694