1. Cross tolerance between LSD and psilocybin

   • Harris Isbell
   • A. B. Wolbach
   • E. J. Miner

   Original Investigations Pages: 147 - 159

2. Über den Schutz der Gewebsatmung durch antioxydantisch wirksame Psychopharmaka

   • F. Eberhard
   • G. Wilke
   • W. Ansorg

   Originalarbeiten Pages: 160 - 171

3. Impairment of retention for a conditioned response by ether anesthesia in mice

   • Walter B. Essman
   • Murray E. Jarvik

   Original Investigations Pages: 172 - 176

4. The influence of progesterone on behavioral changes induced by lysergic acid diethylamide (LSD-25) in normal males

   • Donald M. Krus
   • Seymour Wapner
   • Harry Freeman

   Original Investigations Pages: 177 - 184

5. Action of phenothiazine derivatives on carbohydrate uptake of isolated rat diaphragm and isolated rat spinal cord

   • Ole J. Rafaelsen

   Original Investigations Pages: 185 - 196

6. The effects of reserpine on a strongly conditioned emotional response

   • Roy S. Yamahiro
   • Ezra C. Bell
   • Harris E. Hill

   OriginalPaper Pages: 197 - 202

7. Chlorprothixene (“Truxal”) compared to chlorpromazine

   • Jørgen Remvig
   • Lass M. Sonne

   Clinical Reports Pages: 203 - 208

8. Notes sur l'inactivité neuroleptique d'un dérivé phénothiazique à propriété anti-apomorphine pure

   • P. -A. Lambert
   • S. Courvoisier
   • L. Julou

   Communications brèves Pages: 209 - 213

9. The excretion of noradrenaline and adrenaline in the urine of rats during chronic morphine administration and during abstinence

   • Lars -M. Gunne

   Short Communications Pages: 214 - 220