An organoselenium compound improves behavioral, endocrinal and neurochemical changes induced by corticosterone in mice.

abstract：RATIONALE:Concurrent abuse of cocaine and heroin is a common form of polydrug abuse, but the interactions between the reinforcing effects of cocaine and heroin are poorly understood. Dose-addition analysis is a tool for the quantitative assessment of drug interactions, but this analysis has not been applied to evaluati...

journal_title：Psychopharmacology

authors： Negus SS

更新日期：2005-06-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:We previously found that systemic injections of the 5-HT uptake blocker fluoxetine attenuate intermittent footshock stress-induced reinstatement of alcohol seeking in rats, while inhibition of 5-HT neurons in the median raphe induces reinstatement of alcohol seeking. In this study, we further e...

journal_title：Psychopharmacology

authors： Lê AD,Funk D,Harding S,Juzytsch W,Fletcher PJ,Shaham Y

更新日期：2006-05-01 00:00:00

abstract：INTRODUCTION:The majority of individuals who suffer an episode of depression go on to experience recurrences. We have proposed, based upon the observation that reducing serotonin via acute tryptophan depletion (ATD) is more likely to induce negative mood in recovered depressed individuals than never depressed individua...

journal_title：Psychopharmacology

authors： Robinson OJ,Sahakian BJ

更新日期：2009-08-01 00:00:00

abstract：:Offensive and defensive components of aggressive behavior were determined in resident and intruder mice. Withdrawal aggression was measured after the removal of a subcutaneous morphine pellet or after precipitation by naloxone in naive mice and after removal of a morphine pellet in mice with prior fighting experience....

journal_title：Psychopharmacology

authors： Kantak KM,Miczek KA

更新日期：1986-01-01 00:00:00

abstract：:Patients who develop persistent parkinsonism while on chronic neuroleptic therapy may be predisposed towards the development of tardive dyskinesia (TD). We investigated this issue in an animal model of TD by examining the association between catalepsy and the syndrome of neuroleptic-induced vacuous chewing movements (...

journal_title：Psychopharmacology

authors： Hyde TM,Egan MF,Wing LL,Wyatt RJ,Weinberger DR,Kleinman JE

更新日期：1995-03-01 00:00:00

abstract：:Fourteen rats were trained to discriminate the effects of gamma-hydroxybutyrate (GHB) (sodium salt, 200 mg/kg) and saline in a two-lever choice task using a fixed ratio 10 schedule of water reinforcement. Intermediate responding, i.e., responding not fully appropriate for either training condition was observed in test...

journal_title：Psychopharmacology

authors： Winter JC

更新日期：1981-01-01 00:00:00

abstract：:The influence of practice while under intoxication was tested on the development of acute tolerance to the motor impairment effect of ethanol. In experiment 1, the motor impairment effect induced by an IP injection of 1.8 g/kg ethanol was quantified after various intervals in separate groups of animals. Lower impairme...

journal_title：Psychopharmacology

authors： Lê AD,Kalant H

更新日期：1992-01-01 00:00:00

abstract：:This study demonstrates that pre-exposure to stress influences subsequent effects of stress on pain sensitivity (stress-induced analgesia) and on plasma corticosterone and brain catecholamine activity. Animals exposed to a 30 min shock session (S1 = 8, 5.0 s shocks) 10 days earlier showed a significant attenuation of ...

journal_title：Psychopharmacology

authors： Caggiula AR,Antelman SM,Aul E,Knopf S,Edwards DJ

更新日期：1989-01-01 00:00:00

abstract：RATIONALE:Cocaine (COC), ethanol (EtOH), and methamphetamine (MA) are widely abused substances and share the ability to induce behavioral stimulation in mice and humans. Understanding the biological basis of behavioral stimulation to COC, EtOH, and MA may provide a greater understanding of drug and alcohol abuse. OBJE...

journal_title：Psychopharmacology

authors： Kamens HM,Phillips TJ

更新日期：2008-02-01 00:00:00

abstract：RATIONALE:Delaying presentation of a drug can decrease its effectiveness as a reinforcer, but the effect of delaying punishment of drug self-administration is unknown. OBJECTIVE:This study examined whether a histamine injection could punish cocaine self-administration in a drug-drug choice, whether delaying histamine ...

journal_title：Psychopharmacology

authors： Woolverton WL,Freeman KB,Myerson J,Green L

更新日期：2012-04-01 00:00:00

abstract：:The behavioral consequences of prolonged continuous exposure to cocaine were examined in rhesus monkeys. Operant behavior was sampled for 0.5 h every 6 h, and cocaine was continuously infused through an intravenous catheter. Cocaine (4.0-32 mg/kg/day) initially caused reductions in the rate of responding for food and ...

journal_title：Psychopharmacology

authors： Woolverton WL,Kleven MS

更新日期：1988-01-01 00:00:00

abstract：:Two 2-(di-n-propylamino)tetralin (DPAT) compounds, 8-OH-DPAT and 5-OH-DPAT, with reported effects on central 5-HT and DA receptors respectively, were tested for their effects on the acoustic startle response in rats. 8-OH-DPAT was given in doses of 0.25-2.0 mg/kg IP and 5-OH-DPAT in doses of 1.0-8.0 mg/kg IP. Both com...

journal_title：Psychopharmacology

authors： Svensson L,Ahlenius S

更新日期：1983-01-01 00:00:00

abstract：RATIONALE:An important goal of addiction research is to discover neurobiological markers that could predict the severity of addiction and help to determine appropriate treatment. Brain-derived neurotrophic factor (BDNF) and thiobarbituric acid reactive substances (TBARS) are being related to cerebral plasticity and imp...

journal_title：Psychopharmacology

authors： Sordi AO,Pechansky F,Kessler FH,Kapczinski F,Pfaffenseller B,Gubert C,de Aguiar BW,de Magalhães Narvaez JC,Ornell F,von Diemen L

更新日期：2014-10-01 00:00:00

abstract：:Amphetamine (AMP) administered in high doses suppresses feeding. However, in low doses AMP has been shown to both suppress and facilitate feeding. Further, there is some indication of individual differences in the feeding response to low doses of AMP. Evidence indicates that AMP's effects on feeding are dopamine-media...

journal_title：Psychopharmacology

authors： Sills TL,Vaccarino FJ

更新日期：1991-01-01 00:00:00

abstract：:N-Methyl-D-aspartate (NMDA) antagonists induce psychotomimetic effects in humans that closely resemble negative and cognitive symptoms of schizophrenia. NMDA agonists, in contrast, may significantly ameliorate such symptoms. In rodents, phencyclidine (PCP) and other NMDA antagonists induce a hyperlocomotory syndrome t...

journal_title：Psychopharmacology

authors： Javitt DC,Frusciante M

更新日期：1997-01-01 00:00:00

abstract：:It has been shown that pretreatment with dopamine (DA) receptor blockers disrupts the effect of intravenously (IV) and intracerebrally (ICV), but not intraperitoneally (IP) administered cocaine on place preference conditioning (PPC). The present study was undertaken to further evaluate possible differences between IV ...

journal_title：Psychopharmacology

authors： Nomikos GG,Spyraki C

更新日期：1988-01-01 00:00:00

abstract：RATIONALE:The widespread deficits in cognitive flexibility observed across psychiatric disorders call for improved rodent tests to understand the biology of cognitive flexibility and development of better psychotherapeutics. Current reversal learning paradigms have a forced-choice setup that challenges the interpretati...

journal_title：Psychopharmacology

authors： Odland AU,Sandahl R,Andreasen JT

更新日期：2021-02-01 00:00:00

abstract：:The present dose-response study investigated the effects of the benzodiazepine oxazepam (Serax) on anxiety as measured by autonomic and self-report indices in a nonclinical sample. Given Fowles' (1980, 1988) theory that electrodermal activity primarily reflects the activity of the behavioral inhibition system (BIS) wh...

journal_title：Psychopharmacology

authors： Landon JF,Sher KJ,Shah JH

更新日期：1993-01-01 00:00:00

abstract：:Two experiments were conducted to study the effects of anxiogenic drugs on dopamine release and metabolism in nucleus accumbens. Microdialysis probes were implanted into the nucleus accumbens, and rats were tested the day after implantation. In the first experiment, groups of rats received injections of saline, 1.25 o...

journal_title：Psychopharmacology

authors： McCullough LD,Salamone JD

更新日期：1992-01-01 00:00:00

abstract：RATIONALE:In patients, ketamine is a fast-acting antidepressant that can induce long-lasting symptom relief. Similar rapid effects have been reported in rodents, but reports of lasting effects are limited. OBJECTIVES:We sought to extend past findings by examining dose-response curves that overlap with the individual d...

journal_title：Psychopharmacology

authors： Bechtholt-Gompf AJ,Smith KL,John CS,Kang HH,Carlezon WA Jr,Cohen BM,Ongür D

更新日期：2011-06-01 00:00:00

abstract：RATIONALE:Dopaminergic therapy improves some cognitive functions and worsens others in patients with Parkinson's disease (PD). These paradoxical effects are explained by the dopamine overdose hypothesis, which proposes that effects of dopaminergic therapy on a cognitive function is determined by the baseline dopamine l...

journal_title：Psychopharmacology

authors： Vo A,Seergobin KN,Morrow SA,MacDonald PA

更新日期：2016-07-01 00:00:00

abstract：:A study was performed on the effect of ethanol on the basal and K+-evoked efflux of endogenous GABA from rat hypothalamic fragments. The amount of GABA present in the medium and in the tissue was measured by radioreceptor assay. In vitro addition of ethanol (50 and 100 mM) enhanced the K+-evoked efflux of GABA in a Ca...

journal_title：Psychopharmacology

authors： Seilicovich A,Duvilanski BH,Lasaga M,Debeljuk L,Díaz MC

更新日期：1988-01-01 00:00:00

abstract：:BIMT 17, the only compound reported to be a full 5-HT1A agonist and a 5-HT2A antagonist at the frontal cortex, was assessed in three animal paradigms sensitive to antidepressants in rats: olfactory bulbectomy (OB), differential-reinforcement-of-low rate 72-s (DRL 72-s) and learned helplessness (LH). In the OB rats, BI...

journal_title：Psychopharmacology

authors： Borsini F,Cesana R,Kelly J,Leonard BE,McNamara M,Richards J,Seiden L

更新日期：1997-12-01 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:The endocannabinoid system has been implicated in the pathogenesis of major depression (MD) as well as in the mediation of antidepressant drug effects. OBJECTIVES:To analyze CNR1 gene variants in MD and clinical response to citalopram (selective serotonin re-uptake inhibitors [SSRI]). METHODS:The role of CN...

journal_title：Psychopharmacology

authors： Mitjans M,Serretti A,Fabbri C,Gastó C,Catalán R,Fañanás L,Arias B

更新日期：2013-06-01 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：RATIONALE:Preclinical experimental models of pathological aggressive behavior are a sorely understudied and difficult research area. OBJECTIVES:How valid, reliable, productive, and informative are the most frequently used animal models of excessive aggressive behavior? METHODS:The rationale, key methodological featur...

journal_title：Psychopharmacology

authors： Miczek KA,de Boer SF,Haller J

更新日期：2013-04-01 00:00:00

abstract：OBJECTIVES:The present study investigates the effects of injections of a specific N-methyl-D-aspartic acid (NMDA) antagonist 3-[(R)-2-carboxypiperazin-4-yl]-propyl-1-phophonic acid (CPP) into the prefrontal cortex (PFC) on the extracellular concentrations of dopamine and acetylcholine in the nucleus accumbens (NAc) and...

journal_title：Psychopharmacology

authors： Del Arco A,Segovia G,Mora F

更新日期：2008-12-01 00:00:00

abstract：:In a 4 week study of the response of neurotic outpatients to treatment with amitriptyline, diazepam, amitriptyline and diazepam, or placebo clinical and psychophysiological variables and plasma levels of the drug were assessed. Clinical improvements were substantial in all treatment groups but clear relationships betw...

journal_title：Psychopharmacology

authors： Johnstone EC,Bourne RC,Crow TJ,Frith CD,Gamble S,Lofthouse R,Owen F,Owens DG,Robinson J,Stevens M

更新日期：1981-01-01 00:00:00

abstract：:The purpose of this review was to establish in vivo apparent pA2 and pKB values for antagonism of the discriminative stimulus effects of benzodiazepine ligands, and to compare these values to those obtained from other behavioral procedures. Articles were chosen from the Medline data base from January 1976 to August 19...

journal_title：Psychopharmacology

authors： Rowlett JK,Woolverton WL

更新日期：1996-11-01 00:00:00