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pro vyhledávání: '"David C. Bird"'
Publikováno v:
Journal of Endodontics. 35:1193-1197
Introduction Usage of U.S. endodontists regarding rotary root canal instruments is not well-documented. Therefore, the aim of this study was to retrieve data from a representative sample of endodontists regarding contemporary usage of rotary instrume
Schedule-controlled behavior as an index of the development and loss of ethanol tolerance in the rat
Publikováno v:
Psychopharmacology. 87:414-420
Twelve male Sprague-Dawley rats, following training on one of two food-motivated operant schedules (Fixed-Ratio 30 or Variable Interval 30 s), were exposed to an escalating regimen of daily ethanol (1.125-3.0 g/kg, IP) administration. This increasing
Autor:
Frank A. Holloway, David C. Bird
Publikováno v:
Psychopharmacology. 97:45-50
Six male Sprague-Dawley rats were trained on a DRL-20 operant schedule for food presentation. When stable performance was established, they were exposed to an escalating regimen of daily ethanol administration (1.125-3.75 g/kg, IP). This dosing regim
Publikováno v:
Psychopharmacology. 99(4)
The effects of pre-session and post-session daily ethanol injections on the development and loss of tolerance to ethanol's effects on fixed ratio operant performance in rats was assessed using a cumulative dosing procedure. Daily pre-session ethanol
Publikováno v:
Perceptual and motor skills. 42(2)
Sechzer (1) found that considerable interocular transfer occurred in split-brained cats under shock but not hunger-motivation. In contrast, Sheridan (2) found little or no interocular transfer in callosum-sectioned albino rats under shock motivation.
Publikováno v:
Psychopharmacology. 75(1)
Rats withdrawn from chronic treatment with the tricyclic antidepressant desmethylimipramine (DMI) showed increased resistance to extinction in a runway and in continuously reinforced lever pressing. Changes were not seen in animals maintained on DMI.
Publikováno v:
Pharmacology, biochemistry, and behavior. 29(1)
Dose-effect analyses were used to monitor the development of tolerance for ethanol's effects on FR30 operant performance in rats under different conditions of chronic ethanol exposure: (a) pre-session ethanol injections (PRE) vs. post-session ethanol
Publikováno v:
Pharmacology, biochemistry, and behavior. 27(2)
The Controlled Substances Act of 1970 drastically reduced the supply of amphetamines available to the public. It also inadvertently prompted the emergence of a new drug industry, namely the marketing of caffeine/phenylethylamine combinations packaged