Ovarian steroids modify the behavioral and neurochemical responses of the central benzodiazepine receptor.

abstract：RATIONALE:The majority of volumetric magnetic resonance imaging (MRI) studies of the hippocampus in patients with bipolar disorder (BD) show no differences in hippocampal volume between patients and healthy controls. Significant variability, however, exists in the medication status of patients included in these studies...

journal_title：Psychopharmacology

authors： Yucel K,McKinnon MC,Taylor VH,Macdonald K,Alda M,Young LT,MacQueen GM

更新日期：2007-12-01 00:00:00

abstract：OBJECTIVES:Previous studies have investigated the occupancy of the serotonin reuptake transporter (SERT) after clinical doses of citalopram and other selective serotonin reuptake inhibitors. In the present study, the occupancies of SERT after multiple doses of escitalopram and citalopram were compared using the radioli...

journal_title：Psychopharmacology

authors： Klein N,Sacher J,Geiss-Granadia T,Mossaheb N,Attarbaschi T,Lanzenberger R,Spindelegger C,Holik A,Asenbaum S,Dudczak R,Tauscher J,Kasper S

更新日期：2007-04-01 00:00:00

abstract：:Amitriptyline and zimelidine significantly reduce the uptake of 5-HT into the blood platelets of depressive patients. The degree of inhibition is significantly correlated with the plasma drug level of amitriptyline. No significant relationship could be detected between the degree of inhibition of uptake and therapeuti...

journal_title：Psychopharmacology

authors： Coppen A,Rama Rao VA,Swade C,Wood K

更新日期：1979-05-25 00:00:00

abstract：:The inferior colliculus is involved in conveying auditory information of an aversive nature to higher cortical structures. Gradual increases in the electrical stimulation of this structure produce progressive aversive responses from vigilance, through freezing, until escape. Recently, we have shown that microinjection...

journal_title：Psychopharmacology

authors： Pandossio JE,Brandão ML

更新日期：1999-03-01 00:00:00

abstract：RATIONALE:In recent years, an increasing body of evidence points to the involvement of the glutamatergic system and specifically the glutamatergic ionotropic N-methyl-D-aspartate (NMDA) receptor in the pathophysiology of obsessive-compulsive disorder (OCD). OBJECTIVES:To test the role of NMDA receptors in compulsive b...

journal_title：Psychopharmacology

authors： Albelda N,Bar-On N,Joel D

更新日期：2010-05-01 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：:Rats chronically treated with increasing daily doses of delta 9-tetrahydrocannabinol (delta 9-THC) for up to 5 or 10 days exhibit a withdrawal-like behavioural response when challenged with clomipramine, a potent inhibitor of serotonin (5-hydroxytryptamine) reuptake, at the time when the next injection of delta 9-THC ...

journal_title：Psychopharmacology

authors： Verberne AJ,Taylor DA,Fennessy MR

更新日期：1981-01-01 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：RATIONALE:Low capacity of the central serotonergic system has been associated with impulsive behaviour. Both low platelet monoamine oxidase (MAO) activity and the short (S) allele of the serotonin transporter gene promoter region polymorphism (5-HTTLPR) are proposed to be markers of less efficient serotonergic function...

journal_title：Psychopharmacology

authors： Paaver M,Nordquist N,Parik J,Harro M,Oreland L,Harro J

更新日期：2007-11-01 00:00:00

abstract：RATIONALE:Opioid antagonism reduces the consumption of palatable foods in humans but the neural substrates implicated in these effects are less well understood. OBJECTIVES:The aim of the present study was to examine the effects of the opioid antagonist, naltrexone, on neural response to rewarding and aversive sight an...

journal_title：Psychopharmacology

authors： Murray E,Brouwer S,McCutcheon R,Harmer CJ,Cowen PJ,McCabe C

更新日期：2014-11-01 00:00:00

abstract：RATIONALE:In drug-dependent individuals, the primary excessive motivation is for drugs. Studies also indicate altered interest for "natural" rewarding activities associated with motivational disorders that may be relevant to drug dependence. However, to date, the impact of drug dependence and withdrawal upon motivation...

journal_title：Psychopharmacology

authors： Rouibi K,Contarino A

更新日期：2012-06-01 00:00:00

abstract：:To investigate the role of D1 dopamine receptors in the discriminative stimulus effects of cocaine, two rhesus monkeys were trained in a two-lever, food-reinforced, drug discrimination paradigm to discriminate cocaine (0.2 mg/kg, IM) from saline. Administration of various doses of cocaine resulted in a dose-related in...

journal_title：Psychopharmacology

authors： Kleven MS,Anthony EW,Goldberg LI,Woolverton WL

更新日期：1988-01-01 00:00:00

abstract：RATIONALE:Prepulse inhibition (PPI) and locomotor activity have been used to investigate the effects of antipsychotic and stimulant drugs and their underlying dopaminergic mechanisms. Whereas D2-like agonists consistently decreased PPI and increased locomotion in rats in previous studies, we recently reported that thes...

journal_title：Psychopharmacology

authors： Ralph RJ,Caine SB

更新日期：2007-04-01 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：:Transdermal nicotine has been shown to relieve nicotine withdrawal and to double smoking cessation rates compared to placebo in clinical trials. A 21 or 22 mg/day dose provides a steady state serum nicotine that is less than obtained from smoking. Limited information is available about higher nicotine patch doses. To ...

journal_title：Psychopharmacology

authors： Fredrickson PA,Hurt RD,Lee GM,Wingender L,Croghan IT,Lauger G,Gomez-Dahl L,Offord KP

更新日期：1995-12-01 00:00:00

abstract：:Mature rats (starting weight at least 270 g) were treated daily with cannabis extract (daily THC dose 20 mg/kg) for 3 months. After a 1- to 4-month drug-free period, residual effects on a variety of behaviors were studied. No residual effects were found in learning of an eight-arm radial maze task, nor on a differenti...

journal_title：Psychopharmacology

authors： Stiglick A,Kalant H

更新日期：1985-01-01 00:00:00

abstract：:Keypecking in one group of pigeons was maintained under schedules in which food was presented only when a specified number of responses was followed by a 30-s pause without a response. d-Amphetamine and pentobarbital increased low rates of responding (and, thus, decreased food presentation) only after initial injectio...

journal_title：Psychopharmacology

authors： Smith JB,McKearney JW

更新日期：1977-07-18 00:00:00

abstract：:The interaction between pimozide (a selective D2-dopamine receptor antagonist) and d-amphetamine on the operant performance of rats maintained under variable-interval schedules of positive reinforcement was examined. In Experiment 1, eight rats responded under variable-interval 30-s and variable-interval 300-s. Pimozi...

journal_title：Psychopharmacology

authors： Morley MJ,Bradshaw CM,Szabadi E

更新日期：1987-01-01 00:00:00

abstract：:Phenelzine (PLZ) is a non-selective monoamine oxidase (MAO) inhibitor commonly used to treat depression and panic disorder. In addition to increasing levels of biogenic amines in the brain, PLZ elevates brain levels of the amino acid gamma-aminobutyric acid (GABA; Baker et al. 1991; present study). Given the extensive...

journal_title：Psychopharmacology

authors： Parent MB,Habib MK,Baker GB

更新日期：1999-03-01 00:00:00

abstract：RATIONALE:Control of reward-seeking behavior under conditions of punishment is an important function for survival. OBJECTIVES AND METHODS:We designed a task in which rats could choose to either press a lever and obtain a food pellet accompanied by a footshock or refrain from pressing the lever to avoid footshock, in r...

journal_title：Psychopharmacology

authors： Ishikawa J,Sakurai Y,Ishikawa A,Mitsushima D

更新日期：2020-03-01 00:00:00

abstract：:This paper reports the reduction of the concentration of the neuropeptide somatostatin in the CSF of patients with affective illness during treatment with the anticonvulsant carbamazepine. None of the other psychotropic agents used in this study similarly affected CSF somatostatin, although zimelidine appeared to incr...

journal_title：Psychopharmacology

authors： Rubinow DR,Post RM,Gold PW,Ballenger JC,Reichlin S

更新日期：1985-01-01 00:00:00

abstract：BACKGROUND:Rats reared in social isolation exhibit various cognitive and behavioural abnormalities in adulthood. However, impulsivity following this treatment still remains unclear, especially in response to medications used in attention deficit hyperactivity disorder, such as amphetamine. METHODS:Using an isolation-r...

journal_title：Psychopharmacology

authors： Liu YP,Wilkinson LS,Robbins TW

更新日期：2017-05-01 00:00:00

abstract：RATIONALE:Anxiety and aggression are associated with ethanol self-administration, but these behaviors can serve as either risk factors for or consequences of heavy drinking in rodents and humans. Baseline levels of aggressive-like and anxious-like behavior in non-human primates have not yet been characterized in relati...

journal_title：Psychopharmacology

authors： McClintick MN,Grant KA

更新日期：2016-12-01 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：:This study examined the role of the strychnine-insensitive glycine binding site of the NMDA receptor in prepulse inhibition (PPI) of the acoustic startle response (ASR) in rats. PPI is an operational measure of gating processes which normally lead to a diminished ASR when a startling stimulus is preceded by a weak pre...

journal_title：Psychopharmacology

authors： Kretschmer BD,Koch M

更新日期：1997-03-01 00:00:00

abstract：:Thirty rats were randomly assigned to three groups. Group 1 was given a 21-day exposure to an ethanol (EtOH) liquid diet, while Groups 2 and 3 were given equivalent amounts of an isocaloric non-EtOH liquid diet. Group 1 rats had withdrawal syndromes following EtOH removal. After a two-week recovery period, Groups 1 an...

journal_title：Psychopharmacology

authors： Baker TB,Cannon DS

更新日期：1979-01-31 00:00:00

abstract：:In the rat, the antimuscarinics atropine and scopolamine failed to block the reduction in pentobarbital-induced sleep time produced by either thyrotropin-releasing hormone (TRH) or MK-771 (a TRH analog). Previous reports have indicated that the marked analeptic effect produced by TRH is antagonized by such agents. It ...

journal_title：Psychopharmacology

authors： Santori EM,Schmidt DE,Kalivas PW,Horita A

更新日期：1981-01-01 00:00:00

abstract：:The effects of scopolamine, an anticholinergic drug, of trimipramine, a tricyclic antidepressant with both anticholinergic and sedative properties, of diazepam and a placebo, on explicit memory and repetition priming were assessed using a free-recall task and a word-stem completion task. Forty-eight healthy volunteers...

journal_title：Psychopharmacology

authors： Danion JM,Zimmermann MA,Willard-Schroeder D,Grangé D,Welsch M,Imbs JL,Singer L

更新日期：1990-01-01 00:00:00

abstract：:Animals responding for biphasic square wave stimulation to the VTA were treated for 26 days with a low dose (0.07 mg/kg) of the neuroleptic haloperidol and tested at 1 h post-injection. Initially the drug induced a pronounced lateral displacement of the baseline rate-intensity function, concomitant with a depression i...

journal_title：Psychopharmacology

authors： Lynch MR,Carey RJ

更新日期：1990-01-01 00:00:00

abstract：RATIONALE:Stressful life events are suggested to contribute to the development of various pathologies, such as cardiovascular disorders, whose etiopathogenesis is highly associated with elevated levels of serum amyloid A (SAA) proteins. SAA synthesis in the liver is regulated by a complex network of cytokines acting in...

journal_title：Psychopharmacology

authors： Konstandi M,Sotiropoulos I,Matsubara T,Malliou F,Katsogridaki A,Andriopoulou CE,Gonzalez FJ

更新日期：2019-06-01 00:00:00