1. Increases in spontaneous activity following intermittent imipramine administration

   • Donald Meltzer
   • Paul A. Fox

   Original Investigations Pages: 187 - 191

2. Some factors controlling oral morphine intake in rats

   • Howard Cappell
   • A. E. LeBlanc

   Original Investigations Pages: 192 - 201

3. The effects of diazepam or diphenhydramine on healthy human subjects

   • Antti Jäättelä
   • Pekka Männistö
   • Jouko Tuomisto

   Original Investigations Pages: 202 - 211

4. Untersuchungen über die Stereotypien nach Amphetamin und Apomorphin sowie deren pharmakologische Beeinflussung

   • H. G. Menge
   • U. Brand

   Original Investigations Pages: 212 - 228

5. Alteration of behavioural changes induced by 3,4,5-trimethoxyphenylethylamine (mescaline) by pretreatment with 2,4,5-trimethoxyphenylethylamine

   • A. Dittrich

   Original Investigations Pages: 229 - 237

6. Biochemical evidence of adrenergic interaction with cholinergic function in the central nervous system of the rat

   • A. K. S. Ho
   • G. Singer
   • S. Gershon

   Original Investigations Pages: 238 - 246

7. On the urinary output of vasopressin, epinephrine and norepinephrine during different stress situations

   • H. Konzett
   • H. Hörtnagl
   • H. Winkler

   Original Investigations Pages: 247 - 256

8. The behavioural effects of levallorphan, cyprenorphine (M 285) and amphetamine on repeated Y-maze performance in rats

   • Samuel R. Wray
   • Alan Cowan

   Original Investigations Pages: 257 - 267

9. Effects of amphetamine and chlorpromazine on second-order escape behavior in squirrel monkeys

   • S. D. Dalrymple
   • R. Stretch

   Original Investigations Pages: 268 - 282

10. Urinary excretion of perphenazine and its sulfoxide during administration in oral and long-acting injectable form

    • G. M. J. van Kempen

    Original Investigations Pages: 283 - 286

11. Effects of chronic administration of nicotine on drug-induced hypnosis in mice

    • B. Bhagat
    • Tim Bayer
    • Charles Lind

    Preliminary Reports Pages: 287 - 293

12. Some anticholinergic-like behavioural effects of trans (—)-Δ⁸ tetrahydrocannabinol

    • Hugh Brown

    Preliminary Reports Pages: 294 - 301

13. The use of d-amphetamine with hyperkinetic children

    • Richard J. Finnerty
    • John J. Soltys
    • Jonathan O. Cole

    Preliminary Reports Pages: 302 - 308