Now showing items 21-30 of 30
Comparison of fixed-ratio and progressive-ratio schedules of maintenance of stimulant drug-reinforced responding
(Elsevier, 1985-05)
The effectiveness of doses of i.v. cocaine and nomifensine in maintaining lever-press responding in rhesus monkeys was evaluated under two schedules, fixed- and progressive-ratio (FR, PR). The doses that maintained maximum ...
Seeking professional help for personal problems: Black American's use of health and mental health services
(Kluwer Academic Publishers-Human Sciences Press; Human Sciences Press ; Springer Science+Business Media, 1985-09)
This article explored the use of health and mental health services for serious personal problems in a national sample of adult black Americans. The results indicated low usage of the mental health sector in response to ...
Early adolescent alcohol abuse in rural northern Michigan
(Kluwer Academic Publishers-Human Sciences Press; Human Sciences Press ; Springer Science+Business Media, 1987-09)
Data concerning several alcohol abuse behaviors were collected from 181 middle school students in Michigan's Upper Peninsula during May, 1982. The findings suggest that alcohol misuse in this region increases significantly ...
Brief report: Search for DNA markers in two autistic males with the fragile X syndrome
(Kluwer Academic Publishers-Plenum Publishers; Plenum Publishing Corporation ; Springer Science+Business Media, 1988-12)
The influence of racial factors on psychiatric diagnosis: A review and suggestions for research
(Kluwer Academic Publishers-Human Sciences Press; Human Sciences Press ; Springer Science+Business Media, 1989-12)
Research on race and diagnosis initially focused on black-white differences in depression and schizophrenia. Statistics showing a higher treated prevalence of schizophrenia and a lower prevalence of depression for blacks ...
Narcotic-reinforced responding: A rapid evaluation procedure
(Elsevier, 1980-03)
Rhesus monkeys were conditioned to lever press for intravenous injections of codeine. The self-injection behavior was brought under the control of a schedule of drug delivery and access to the codeine schedule was made ...
Drug-reinforced responding: rapid determination of dose-response functions
(Elsevier, 1989-10)
Rhesus monkeys were conditioned to press on levers and receive intravenous infusions of cocaine or ketamine. Experimental conditions provided several different doses of drug during each of two daily 130 min sessions; as a ...
Comments on Kelly
(Kluwer Academic Publishers-Plenum Publishers; Plenum Publishing Corporation ; Springer Science+Business Media, 1986-12)
Ontogenetic determinants of behavioral responses to morphine in rats
(Elsevier, 1980-02)
Male Sprague-Dawley rats ranging in age from 20 to 110 days were injected with two doses of morphine sulphate, and examined for behavioral activation and catalepsy. Behavioral activation increased with age, while sensitivity ...
Behavioral characterization of opioid mixed agonist-antagonists
(Elsevier, 1987-12)
The effects of agonists and partial agonists of both mu and kappa receptor systems are described in several behavioral tests in rhesus monkeys. Procedures measuring drug discrimination, drug self-administration, drug ...