Self-administration of cocaine on a progressive ratio schedule in rats: dose-response relationship and effect of haloperidol pretreatment.

abstract：RATIONALE:Deep brain stimulation (DBS) has achieved substantial success as a treatment for movement disorders such as Parkinson's disease. The therapeutic efficacy and relative lack of serious side effects resulted in the expansion of DBS into the treatment of many other diseases, including obsessive-compulsive disorde...

journal_title：Psychopharmacology

authors： Pierce RC,Vassoler FM

更新日期：2013-10-01 00:00:00

abstract：RATIONALE:The dopaminergic system has been proposed to mediate alcohol-induced locomotor activity, yet the mechanisms underlying this behavioral response remain poorly understood. OBJECTIVES:This study was conducted to investigate the role of dopamine D2-like receptors in mediating alcohol-induced behavioral responses...

journal_title：Psychopharmacology

authors： Tran S,Facciol A,Gerlai R

更新日期：2016-06-01 00:00:00

abstract：:In order to assess the possible effects of central GABA activation on the consolidation of shock avoidance, the GABA-T inhibitor amino-oxyacetic acid (AOAA) was administered posttrial to adult male rats. Learning was assessed over nine widely spaced sessions of 20 trials each. AOAA-treated animals showed learning with...

journal_title：Psychopharmacology

authors： Katz RJ,Liebler L

更新日期：1978-03-01 00:00:00

abstract：RATIONALE:Smokers show heightened activation toward smoking-related stimuli and experience increased cravings which can precipitate smoking cessation relapse. Exercise can be effective for modulating cigarette cravings and attenuating reactivity to smoking cues, but the mechanism by which these effects occur remains un...

journal_title：Psychopharmacology

authors： Janse Van Rensburg K,Taylor A,Benattayallah A,Hodgson T

更新日期：2012-06-01 00:00:00

abstract：OBJECTIVES:Although cocaine use has been linked to sexual HIV risk behavior for decades, the direct effects of cocaine on sexual desire and sexual decision-making are unexamined. Research suggests delay discounting (devaluation of future outcomes) and probability discounting (devaluation of uncertain outcomes) play rol...

journal_title：Psychopharmacology

authors： Johnson MW,Herrmann ES,Sweeney MM,LeComte RS,Johnson PS

更新日期：2017-02-01 00:00:00

abstract：RATIONALE:Longitudinal, population-based studies can better assess the relationship of ecstasy use with depression. OBJECTIVES:We examined whether change in ecstasy use was associated with change in depressive symptoms/probable depression over a 4-year period, among a large Australian sample. METHODS:The Personality ...

journal_title：Psychopharmacology

authors： George AM,Olesen S,Tait RJ

更新日期：2013-10-01 00:00:00

abstract：:The effects of methylglucamine orotate (MGO) were studied on polygraphic sleep recordings in rats for 8 h per day between 8 a.m. and 4 p.m. MGO (225 mg/kg) was injected intraperitoneally immediately prior to the onset of recording. In the acute experiment, the effect of MGO was compared to pre- and post-drug control d...

journal_title：Psychopharmacology

authors： Wetzel W,Ott T,Matthies HK,Matthies H

更新日期：1984-01-01 00:00:00

abstract：:The effects of diazepam (10 mg orally) on the responding of normal human volunteers was studied in a procedure that involved the maintenance of operant behavior by monetary reinforcement and its suppression by monetary loss (punishment). Diazepam produced an antipunishment effect as shown by an increase in behavior su...

journal_title：Psychopharmacology

authors： Carlton PL,Siegel JL,Murphree HB,Cook L

更新日期：1981-01-01 00:00:00

abstract：RATIONALE:Glucocorticoids have been shown to affect declarative memory, an explicit form of memory for facts and events operated by medial temporal lobe structures. Recent neuroimaging data suggest that the medial temporal lobe (including the hippocampus) is also active in implicit sequence learning. OBJECTIVES:The ai...

journal_title：Psychopharmacology

authors： Römer S,Schulz A,Richter S,Lass-Hennemann J,Schächinger H

更新日期：2011-05-01 00:00:00

abstract：:Various doses of the non-competitive N-methyl-D-aspartate (NMDA) receptor antagonists, MK-801 (0.1-0.5 mg/kg) and ketamine (2.5-10 mg/kg), produced a dose-dependent increase in stereotypic behaviour in naive mice. MK-801 (0.1 mg/kg) and ketamine (2.5 mg/kg) potentiated the stereotypic response of apomorphine (0.1-0.5 ...

journal_title：Psychopharmacology

authors： Verma A,Kulkarni SK

更新日期：1992-01-01 00:00:00

abstract：:Intraperitoneal (IP) administration of the acetylcholinesterase inhibitor, soman (10-40 micrograms/kg), suppressed in a dose-related manner response rates in rats maintained under a multiple fixed-interval 50-s fixed-ratio 25 schedule of food delivery. Chronic administration of soman at weekly intervals resulted in to...

journal_title：Psychopharmacology

authors： Hymowitz N,Brezenoff HE,McGee J,Campbell K,Knight V

更新日期：1985-01-01 00:00:00

abstract：:Food intake of four adult male baboons (Papio c. anubis) was monitored during daily experimental sessions lasting 22 h. Food was available under a two-component operant schedule. Following completion of the first "procurement component" response requirement, access to food, i.e., a meal, became available under the sec...

journal_title：Psychopharmacology

authors： Foltin RW,Fischman MW,Byrne MF

更新日期：1989-01-01 00:00:00

abstract：RATIONALE:The endogenous oxytocin system has emerged as an inhibitor of drug-seeking and stress in preclinical models. OBJECTIVES:The goal of this study was to examine whether systemic oxytocin administration attenuated methamphetamine (METH)-seeking in rats pre-exposed to a predator odor threat. METHODS:In Experimen...

journal_title：Psychopharmacology

authors： Ferland CL,Reichel CM,McGinty JF

更新日期：2016-03-01 00:00:00

abstract：:The purpose of this study was to examine the relationship between the development of tolerance to ethanol and the hypothalamic-pituitary-adrenal cortex (H-P-AC) system by modifying the H-P-AC system through the use of a synthetic glucocorticoid, dexamethasone. Also this study determined whether repeated drug administr...

journal_title：Psychopharmacology

authors： Wood WG

更新日期：1977-03-23 00:00:00

abstract：BACKGROUND:Several different animal models are currently used to research the neurodegenerative movement disorder Parkinson's disease (PD). RESULTS:Models based on the genetic deficits associated with a small percentage of sufferers demonstrate the pathological accumulation of alpha-synuclein characteristic of the dis...

journal_title：Psychopharmacology

authors： Lane E,Dunnett S

更新日期：2008-08-01 00:00:00

abstract：:Previous studies have shown that dihydropyridine (DHP) calcium channel blockers can potentiate yawning induced by apomorphine in rats. The present study was undertaken to examine whether or not this interaction was seen with other compounds that induce yawning or if it represented a specific interaction with dopaminer...

journal_title：Psychopharmacology

authors： Bourson A,Moser PC

更新日期：1990-01-01 00:00:00

abstract：RATIONALE:Studies have shown that social drinkers are poor estimators of alcohol-induced impairment. Underestimates of blood alcohol concentration and other indices of intoxication are associated with decisions to perform risky behaviors, such as operating a motor vehicle. It is possible that self-evaluations of impair...

journal_title：Psychopharmacology

authors： Harrison EL,Fillmore MT

更新日期：2005-02-01 00:00:00

abstract：RATIONALE:Fluoxetine improves affect in clinical syndromes such as depression and premenstrual dysphoric disorder. Little is known about fluoxetine's influence on mood changes after quitting smoking, which often resemble sub-clinical depression. OBJECTIVES:The present study, a re-analysis of previously published data ...

journal_title：Psychopharmacology

authors： Cook JW,Spring B,McChargue DE,Borrelli B,Hitsman B,Niaura R,Keuthen NJ,Kristeller J

更新日期：2004-04-01 00:00:00

abstract：RATIONALE:Hypofunction of striatal dopamine neurotransmission, or hypodopaminergia, is a consequence of excessive ethanol use and is hypothesized to be a critical component of alcoholism, driving alcohol intake in an attempt to restore dopamine levels; however, the neurochemical mechanisms involved in these dopaminergi...

journal_title：Psychopharmacology

authors： Siciliano CA,Calipari ES,Yorgason JT,Lovinger DM,Mateo Y,Jimenez VA,Helms CM,Grant KA,Jones SR

更新日期：2016-04-01 00:00:00

abstract：RATIONALE:Initial sensitivity to drugs of abuse often predicts subsequent use and abuse, but this relationship is not always observed in human studies. Moreover, studies examining the relationship between initial locomotor sensitivity and the rewarding and reinforcing effects of drugs in animal models have also been eq...

journal_title：Psychopharmacology

authors： Roberts AJ,Casal L,Huitron-Resendiz S,Thompson T,Tarantino LM

更新日期：2018-04-01 00:00:00

abstract：:The purpose of this study was to determine if multiple aspects of drug and food-reinforced behavior could be measured in a single study. Drug or food seeking can be observed under four conditions: 1) internal drug or food cues and external stimulus cues present; self-administration, 2) only internal cues present; prim...

journal_title：Psychopharmacology

authors： Foltin RW,Evans SM

更新日期：1997-08-01 00:00:00

abstract：RATIONALE:Marijuana and alcohol, when used separately and in combination, contribute to automobile accidents and failed sobriety tests of standing balance. However, the extent to which the drugs have additive effects on both of these measures is unknown. OBJECTIVES:This study was designed to compare directly the separ...

journal_title：Psychopharmacology

authors： Liguori A,Gatto CP,Jarrett DB

更新日期：2002-10-01 00:00:00

abstract：:The effect of 15 min/day of immobilization (IM) stress on oral self-administration (SA) of morphine (0.5 mg/ml) or fentanyl (25 micrograms/ml) and withdrawal was examined in rats. In addition, the role of conditioning factors in these effects was assessed. For each drug, four groups of subjects were exposed for 50 day...

journal_title：Psychopharmacology

authors： Shaham Y

更新日期：1993-01-01 00:00:00

abstract：RATIONALE:The exact behavioral nature of drug-induced reinstatement of drug seeking is still debated. As an incentive, the drug can have general facilitatory influences on appetitive behaviors. As an interoceptive stimulus, the drug can acquire discriminative properties and control behavior. OBJECTIVE:This study asses...

journal_title：Psychopharmacology

authors： Keiflin R,Isingrini E,Cador M

更新日期：2008-05-01 00:00:00

abstract：:Acute alcohol administration to rats has in preliminary studies been reported to drastically increase the binding of the benzodiazepine (BZ) receptor antagonist [3H]flumazenil (Ro 15-1788) to central BZ receptors. In the present study the effect of acute alcohol ingestion on the disposition of [11C]flumazenil in the h...

journal_title：Psychopharmacology

authors： Pauli S,Liljequist S,Farde L,Swahn CG,Halldin C,Litton JE,Sedvall G

更新日期：1992-01-01 00:00:00

abstract：:Effects of chlordiazepoxide (CDP) and ethanolamine-O-sulphate (EOS) alone and in combination were tested on the acquisition and performance of continuous reinforcement - time out (CR-TO) and variable interval reinforcement - time out (VI-TO) operant discriminations in rats. CDP disrupted acquisition of CR-TO discrimin...

journal_title：Psychopharmacology

authors： Hodges H,Baum S,Taylor P,Green S

更新日期：1986-01-01 00:00:00

abstract：:Muscimol, a structural analog of GABA, significantly potentiated pilocarpine-induced analgesia in rats, but failed to alter pilocarpine-induced catalepsy. It also failed to affect pilocarpine-elicited increase in homovanillic acid levels in the striatum. These findings suggest that the potentiation of pilocarpine-indu...

journal_title：Psychopharmacology

authors： Naik SR,Kelkar MR,Amladi SR,Sheth UK

更新日期：1981-01-01 00:00:00

abstract：:The effect of the intravenous administration of ergot alkaloids on epileptic responses to intermittent photic stimulation )IPS) has been studied in adolescent baboons, Papio papio, from Senegal. Ergocornine, 1--2 mg/kg, produced marked autonomic and behavioural effects, slowed the EEG, and abolished myoclonic response...

journal_title：Psychopharmacology

authors： Anlezark G,Meldrum B

更新日期：1978-04-14 00:00:00

abstract：RATIONALE:(1S,3aS)-8-(2,3,3,4,5,6-hexahydro-1H-phenalen-1-yl)-1-phenyl-1,3,8-triazaspiro[4.5]decan-4-one (Ro 64-6198), a non-peptidic agonist for the opioid receptor-like1 (ORL1) receptor, exhibits anxiolytic properties in stressful conditions. OBJECTIVE:The present study was aimed at evaluating whether activation of ...

journal_title：Psychopharmacology

authors： Ciccocioppo R,Biondini M,Antonelli L,Wichmann J,Jenck F,Massi M

更新日期：2002-05-01 00:00:00

abstract：OBJECTIVES:To investigate the relationship between benzodiazepine and risk of developing pneumonia in patients with schizophrenia, whose benzodiazepine dosage and usage frequency was higher than that of the general population. METHODS:We conducted a nested case-control study to assess the association between benzodiaz...

journal_title：Psychopharmacology

authors： Cheng SY,Chen WY,Liu HC,Yang TW,Pan CH,Yang SY,Kuo CJ

更新日期：2018-11-01 00:00:00