References
- Baran , A. , Shuster , L. , Eleftheriou , E. and Bailey , W. 1975 . Opiate receptors in mice: genetic differences . Life Sciences , : 633 – 640 .
- Bellville , W. , Forrest , H. Jr. , Miller , E. and Brown , W. Jr. 1971 . Influence of age on pain relief from analgesics . Journal of the American Medical Society , : 1835 – 1841 .
- Berkowitz , A. , Cerreta , V. and Spector , S. 1974 . The influence of physiologic and pharmacologic factors on the disposition of morphine as determined by radioimmunoassay . Journal of Pharmacology and Experimental Therapeutics , : 527 – 534 .
- Berkowitz , A. , Ngai , H. , Yang , C. , Hempstead , J. and Spector , S. 1975a . The disposition of morphine in surgical patients . Clinical Pharmacology and Therapeutics , : 629 – 635 .
- Berkowitz , A. , Ngai , H. , Hempstead , J. and Spector , S. 1975b . Disposition of naloxone: use of a new radioimmunoassy . Journal of Pharmacology and Experimental Theraputics , : 499 – 504 .
- D'Amour , F. and Smith , L. 1941 . A method for determining loss of pain sensation . Journal of Pharmacology and Experimental Therapeutics , : 74 – 79 .
- Evans , H. , Nies , S. and Shand , G. 1973 . The disposition of propranolol III. Decreased half-life and volume of distribution as a result of plasma binding in man, monkey, dog, and rat . Journal of Pharmacology and Experimental Therapeutics , : 114 – 122 .
- Johannesson , T. and Becker , A. 1973 . Morphine analgesia in rats at various ages . Acta Pharmacol. et Toxicol. , : 429 – 441 .
- Kato , R. and Takanaka , A. 1968 . Metabolism of drugs in old rats . Japanese Journal of Pharmacology , : 381 – 396 .
- Lasagna , L. , Mosteller , F. , von Felsinger , M. and Beecher , K. 1954 . A study of the placebo response . American Journal of Medicine , : 770 – 779 .
- Misra , P. , London , M. and Staddon , E. 1975 . Albumin metabolism in elderly patients . Journal of Gerontology , : 304 – 306 .
- Nozaki , M. , Akera , T. , Lee , Y. and Brody , M. 1975 . The effect of age on the development of tolerance to and physical dependence on morphine in rats. Journal of . Pharmacology and Experimental Therapeutics , : 506 – 512 .
- Patrick , A. , Dewey , L. , Spaulding , C. and Harris , W. 1975 . Relationship of brain morphine levels to analgesic activity in acutely treated mice and rats and in pellet-implanted mice . Journal of Pharmacology and Experimental Therapeutics , : 876 – 883 .
- Pert , B. and Snyder , S. II . 1973 . Opiate receptor: demonstration in nervous tissue . Science , : 1011 – 1014 .
- Saunders , R. , Paolino , M. , Bousquet , F. and Miya , S. 1974 . Age-related responsiveness of the rat to drugs affecting the central nervous system . Proceedings of the Society for Experimental Biology and Medicine , : 593 – 595 .
- Walsh , T. and Levine , R. 1975 . Studies of the enterohepatic circulation of morphine in the rat . J. Pharm. Exp. Therap. , : 303 – 310 .
- Winer , J. 1962 . Statistical principles in experimental design , New York : McGraw Hill .