Subchronic hydrocortisone treatment alters auditory evoked potentials in normal subjects.

abstract：RATIONALE:Central CB1 cannabinoid receptors regulate anxiety-like and appetitive consummatory behaviors. Pharmacological antagonism/inverse-agonism of CB1 receptors increases anxiety and decreases appetitive behaviors; however, neither well-defined dose nor context dependence of these effects has been simultaneously as...

journal_title：Psychopharmacology

authors： Gamble-George JC,Conger JR,Hartley ND,Gupta P,Sumislawski JJ,Patel S

更新日期：2013-08-01 00:00:00

abstract：:Sixteen healthy volunteers were administered midazolam followed by placebo or the benzodiazepine antagonist, flumazenil, in a double-blind, cross-over study. Flumazenil reversed midazolam-induced sedation on the subjective, psychophysiological and motor indices used. In contrast, there was little evidence of any rever...

journal_title：Psychopharmacology

authors： Curran HV,Birch B

更新日期：1991-01-01 00:00:00

abstract：:This study compared the ability of the novel atypical antipsychotic olanzapine with that of clozapine to reverse the d-amphetamine-induced inhibition of substantia nigra (A9) and ventral tegmental area (A10) dopamine (DA) cells. Extracellular single-unit recordings were made from A9 and A10 DA cells in anesthetized ra...

journal_title：Psychopharmacology

authors： Stockton ME,Rasmussen K

更新日期：1996-03-01 00:00:00

abstract：OBJECTIVE:Several lines of evidence suggest that brain-derived neurotrophic factor (BDNF) plays a critical role in activity-dependent neuroplasticity underlying learning and memory in the hippocampus. Schizophrenia has a range of cognitive deficits that may evolve from decreased BDNF, and this study examines this assoc...

journal_title：Psychopharmacology

authors： Zhang XY,Liang J,Chen DC,Xiu MH,Yang FD,Kosten TA,Kosten TR

更新日期：2012-07-01 00:00:00

abstract：RATIONALE:One third of US smokers are intermittent smokers (ITS) who do not smoke daily. Unlike daily smokers (DS), whose smoking is negatively reinforced by withdrawal relief, ITS may be motivated by immediate positive reinforcement. In contrast, incentive salience theory posits hypothesis that "liking" of drug effect...

journal_title：Psychopharmacology

authors： Shiffman S,Terhorst L

更新日期：2017-10-01 00:00:00

abstract：:Platelet adenylate cyclase activity was measured in 16 control subjects and 16 patients who developed post-traumatic stress disorder (PTSD) as a result of damage inflicted on their homes during the Iraqi Scud missile attacks on Israel which occurred during the 1991 Gulf War. There were no differences in basal, NaF-sti...

journal_title：Psychopharmacology

authors： Weizmann R,Gur E,Laor N,Reiss A,Muller U,Yoresh A,Lerer B,Newman ME

更新日期：1994-04-01 00:00:00

abstract：RATIONALE:Patients with obsessive compulsive disorder (OCD) demonstrate impaired cognition in some selected domains. Although serotoninergic dysfunction has been implicated in OCD, recent evidence suggests that dopamine may play a role as well. OBJECTIVE:The aim of the study was to evaluate learning and working memory...

journal_title：Psychopharmacology

authors： Morein-Zamir S,Craig KJ,Ersche KD,Abbott S,Muller U,Fineberg NA,Bullmore ET,Sahakian BJ,Robbins TW

更新日期：2010-10-01 00:00:00

abstract：INTRODUCTION:Dopamine D2 receptor occupancy levels needed for the maintenance treatment of schizophrenia remain to be elucidated. We examined 3-year clinical outcomes of patients with schizophrenia who received long-acting injectable risperidone (LAI risperidone) at baseline and investigated their dopamine D2 receptor ...

journal_title：Psychopharmacology

authors： Ikai S,Suzuki T,Mimura M,Uchida H

更新日期：2016-12-01 00:00:00

abstract：:The effect of the selective noradrenaline neurotoxin DSP4 on steady-state operant behaviour was examined using a quantitative behavioural paradigm based on Herrnstein's (1970) equation, which defines a hyperbolic relationship between steady-state response rate and reinforcement frequency in variable-interval schedules...

journal_title：Psychopharmacology

authors： Morley MJ,Shah K,Bradshaw CM,Szabadi E

更新日期：1988-01-01 00:00:00

abstract：:Phencyclidine (PCP; 2.5 or 5.0 mg/kg) potentiated the effects of rewarding hypothalamic brain stimulation, causing parallel leftward shifts of the functions that relate rate of responding to stimulation frequency. Thus, like a number of other drugs of abuse, PCP lowered the "dose" of stimulation required to maintain r...

journal_title：Psychopharmacology

authors： Carlezon WA Jr,Wise RA

更新日期：1993-01-01 00:00:00

abstract：OBJECTIVE:This study aims to conduct an evidence review of the effectiveness, harms, and cost-effectiveness of pharmacogenomics-guided antidepressant treatment for major depressive disorder. METHODS:We searched MEDLINE®, the Cochrane Central Registry of Controlled Trials, and PsycINFO through February 2017. We used pr...

journal_title：Psychopharmacology

authors： Peterson K,Dieperink E,Anderson J,Boundy E,Ferguson L,Helfand M

更新日期：2017-06-01 00:00:00

abstract：RATIONALE:We recently reported that simultaneous exposure to amphetamine and various stressors resulted in reduced hypothalamic-pituitary-adrenal (HPA) and glycemic responses to the stressors. Since this is a new and relevant phenomenon, we wanted to further explore this interaction. OBJECTIVES:This study aims (i) to ...

journal_title：Psychopharmacology

authors： Gagliano H,Ortega-Sanchez JA,Nadal R,Armario A

更新日期：2017-10-01 00:00:00

abstract：:The formamidine pesticides amitraz and chlordimeform have recently been shown to be potent proconvulsants (Gilbert 1988). Two main neuroactive properties have been identified as mediators of formamidine neurotoxicity, alpha-2 adrenergic agonism and local anesthetic actions. These two proposed mechanisms of formamidine...

journal_title：Psychopharmacology

authors： Gilbert ME,Mack CM

更新日期：1989-01-01 00:00:00

abstract：:The cognitive deficits, particularly memory impairment, observed in association with organic brain damage caused by chronic alcohol ingestion, are consistent with the profile of benzodiazepine-induced amnesia. This study examined the cognitive capabilities of a group of heavy social drinkers (n = 11) and a group of lo...

journal_title：Psychopharmacology

authors： Nichols JM,Martin F,Kirkby KC

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:The serotonin (5-HT) deficiency hypothesis of aggression is being seriously challenged by pharmacological data showing robust anti-aggressive effects of 5-HT1A receptor agonists in dose ranges that concomitantly inhibit 5-HT neurotransmission. Hence, an adequate interpretation of the role of 5-HT activity in...

journal_title：Psychopharmacology

authors： de Boer SF,Newman-Tancredi A

更新日期：2016-03-01 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：:This study evaluated the effects of two central nicotinic-cholinergic receptor agonists and an antagonist on performance accuracy of a rat, delayed stimulus discrimination task (DSDT). Rats were trained to discriminate between an auditory and visual stimulus by pressing a right or left lever. To diminish the rat's abi...

journal_title：Psychopharmacology

authors： Terry AV Jr,Buccafusco JJ,Jackson WJ,Zagrodnik S,Evans-Martin FF,Decker MW

更新日期：1996-01-01 00:00:00

abstract：:Rats injected with doses of d-amphetamine 0--5.0 mg/kg were observed continuously in either an enclosed Y-maze or on an elevated Y-shaped platform. Patterns of increased walking and stereotypy were unaffected by the type of apparatus, but rearing remained totally suppressed at all dose levels on the elevated platform....

journal_title：Psychopharmacology

authors： Mumford L,Teixeira AR,Kumar R

更新日期：1979-04-25 00:00:00

abstract：RATIONALE:Whilst the deleterious effects of alcohol on retrospective remembering have been widely documented, no study has yet objectively determined alcohol's effects on prospective memory (PM)--remembering to do something in the future. OBJECTIVES:With this aim, the present study determined the acute effects of alco...

journal_title：Psychopharmacology

authors： Leitz JR,Morgan CJ,Bisby JA,Rendell PG,Curran HV

更新日期：2009-08-01 00:00:00

abstract：RATIONALE:3,4-Methylenedioxymethamphetamine (MDMA) produces a long-term depletion of serotonin (5-HT) in the rat brain; this depletion may have some functional consequences. OBJECTIVE:The aim of the present study was to evaluate the acute effects of MDMA on the extracellular concentrations of dopamine and 5-HT, body t...

journal_title：Psychopharmacology

authors： Shankaran M,Gudelsky GA

更新日期：1999-11-01 00:00:00

abstract：RATIONALE:Stress, a powerful precipitant of drug seeking during abstinence, may also accelerate the return to pathological patterns of intake after initial instances of drug reuse. OBJECTIVE:To explore the effect of stress on a learning process underlying relapse, this study assessed the effect of yohimbine on reacqui...

journal_title：Psychopharmacology

authors： Campbell AT,Kwiatkowski D,Boughner E,Leri F

更新日期：2012-07-01 00:00:00

abstract：:This paper examines noradrenergic hyperactivity in response to stress in the development of spontaneous recurrences of methamphetamine (MAP) psychosis, a phenomenon known as flashbacks, in studies of psychedelic drug use. We studied predictors of flashbacks in 36 subjects with flashbacks, along with 80 subjects with a...

journal_title：Psychopharmacology

authors： Yui K,Ishiguro T,Goto K,Ikemoto S

更新日期：1997-12-01 00:00:00

abstract：:Acamprosate (calcium-acetyl homotaurinate) is a new compound used in the treatment of alcohol abuse. Because of the putative link between alcoholism and the endogenous opioid systems in both humans and laboratory animals, we tested in rats the effects of acamprosate on behavioral and neurochemical effects of opioid dr...

journal_title：Psychopharmacology

authors： Spanagel R,Sillaber I,Zieglgänsberger W,Corrigall WA,Stewart J,Shaham Y

更新日期：1998-10-01 00:00:00

abstract：:The behavioral performance of inbred mouse strains was examined in animal models of anxiety to evaluate the potential contribution of genetic factors to fear-motivated behaviors. The preference that randomly bred mice and rats exhibit for the enclosed as opposed to the open arms of an elevated maze has been considered...

journal_title：Psychopharmacology

authors： Trullas R,Skolnick P

更新日期：1993-01-01 00:00:00

abstract：:In the present study a cross-familiarisation conditioned taste aversion (CTA) paradigm was utilized to reveal stimulus resemblance between the selective 5-HT1A agonist 8-OHDPAT and a variety of serotonergic and non-serotonergic drugs. In male mice, a 0.22 mg/kg dose of 8-OHDPAT was used as the reference compound induc...

journal_title：Psychopharmacology

authors： De Beun R,Rijk HW,Broekkamp CL

更新日期：1993-01-01 00:00:00

abstract：RATIONALE:A variety of behavioral procedures have been developed to assess cannabinoid activity in mice; however, the feasibility of establishing Delta(9)-THC as a discriminative stimulus in mice has not been documented. OBJECTIVE:One goal was to establish Delta(9)-THC as a discriminative stimulus in mice; after havin...

journal_title：Psychopharmacology

authors： McMahon LR,Ginsburg BC,Lamb RJ

更新日期：2008-07-01 00:00:00

abstract：:Low doses of 8-OH-DPAT (62.5-250 micrograms/kg) were reinforcing in the place preference conditioning procedure, while a higher dose (1 mg/kg) supported a conditioned place aversion. The 5-HT synthesis inhibitor PCPA, and the DA antagonists pimozide and sulpiride, had no effect when administered alone, but abolished t...

journal_title：Psychopharmacology

authors： Papp M,Willner P

更新日期：1991-01-01 00:00:00

abstract：:Mood disorders, despite the widespread availability of monoamine-based antidepressant treatments, are associated with persistently high rates of disability, together with elevated rates of mortality due to suicide, cardiovascular disease, and other causes. The development of more effective treatments has been hindered...

journal_title：Psychopharmacology

authors： Bhattacharya A,Derecki NC,Lovenberg TW,Drevets WC

更新日期：2016-05-01 00:00:00

abstract：:The effect of the (+)- and (-)-enantiomers of 3-PPP [conventional and atypical dopamine (DA)-receptor active agent, respectively] were investigated in a commonly used animal model of anxiety: the Vogel licking-conflict test. Low doses (less than or equal to 0.5 mg/kg SC) of both 3-PPP enantiomers resulted in anti-conf...

journal_title：Psychopharmacology

authors： Hjorth S,Carlsson A,Engel JA

更新日期：1987-01-01 00:00:00

abstract：:On the heels of clozapine, we now have a number of newer agents (risperidone, olanzapine, quetiapine, sertindole, and ziprasidone). Are they all the same? What are the differences? How do we best understand them? In this article we review current clinical evidence to compare these issues on four measures of atypicalit...

journal_title：Psychopharmacology

authors： Remington G,Kapur S

更新日期：2000-01-01 00:00:00