1. Anagnoste, B., Goldstein, M.: The effects of ouabain on catecholamine biosynthesis in different areas of rats' brains. Pharmacologist9, 210 (1967).
2. Asghar, K., Way, E. L.: Active removal of morphine from the cerebral ventricles. J. Pharmacol. exp. Ther.175, 75?83 (1970).
3. Brittain, R. T., Spencer, P. S. J.: Measurement of body temperature in conscious small laboratory animals by means of an oesophogeal thermocouple. J. Pharm. Pharmacol.16, 497?499 (1964).
4. Calcutt, C. R., Spencer, P. S. J.: Activities of narcotic and narcotic-antagonist analgesics following the intraventricular injection of various substances. Brit. J. Pharmacol. (in press) (1971).
5. Carlsson, A., Fuxe, K., H�kfelt, T.: Failure of dopamine to accumulate in central noradrenaline neurons after depletion with diethyldithiocarbamate. J. Pharm. Pharmacol.19, 481?483 (1967).