1. Differential effect of calcium entry blockers on α ₁-adrenoceptor-mediated vasoconstriction in vivo

   • P. B. M. W. Timmermans
   • M. J. Mathy
   • P. A. van Zwieten

   OriginalPaper Pages: 239 - 245

2. A regional difference in the distribution of postsynaptic alpha-adrenoceptor subtypes in canine veins

   • T. Shoji
   • H. Tsuru
   • T. Shigei

   OriginalPaper Pages: 246 - 255

3. Evidence for a physiological role of presynaptic α-adrenoceptors: Modulation of noradrenaline release in the pithed rabbit

   • H. Majewski
   • L. Hedler
   • K. Starke

   OriginalPaper Pages: 256 - 263

4. Tetrodotoxin-sensitive and-resistant effects of veratridine on the noradrenergic neurone of the rat vas deferens

   • H. Bönisch
   • K. -H. Graefe
   • B. Keller

   OriginalPaper Pages: 264 - 270

5. Chronic L-Dopa treatment of rats and mice does not change the sensitivity of post-synaptic dopamine receptors

   • D. M. Jackson
   • O. F. Jenkins
   • P. Gregory

   OriginalPaper Pages: 271 - 274

6. Interaction of the component enantiomers of the putative dopamine autoreceptor agonist, TL-99 (6,7-dihydroxy-2-dimethylamino tetralin) with dopaminergic systems in mammalian brain and teleost retina

   • Michael Williams
   • Gregory E. Martin
   • Keith J. Watling

   OriginalPaper Pages: 275 - 280

7. Involvement of central dopamine receptors in the hypotensive action of pergolide

   • Arun L. Jadhav
   • Robert N. Willett
   • Mustafa F. Lokhandwala

   OriginalPaper Pages: 281 - 286

8. Evidence for mediation by 5-HT₂ receptors of 5-hydroxytryptamine-induced contraction of canine basilar artery

   • Else Müller-Schweinitzer
   • Günter Engel

   OriginalPaper Pages: 287 - 292

9. Capsaicin-induced reflex fall in rat blood pressure is mediated by afferent substance P-containing neurones via a reflex centre in the brain stem

   • Josef Donnerer
   • Fred Lembeck

   OriginalPaper Pages: 293 - 295

10. Kinin receptors and angiotensin converting enzyme in rabbits basilar arteries

    • E. T. Whalley
    • H. Fritz
    • R. Geiger

    OriginalPaper Pages: 296 - 301

11. Effects of nifedipine derivatives on smooth muscle cells and neuromuscular transmission in the rabbit mesenteric artery

    • Yuji Makita
    • Yuichi Kanmura
    • Hirosi Kuriyama

    OriginalPaper Pages: 302 - 312

12. Rapid adaptation of the stimulatory effect of CO₂ on brain norepinephrine metabolism

    • Eric A. Stone

    Short Communication Pages: 313 - 315