The effect of L-tryptophan administration on the concentration of probenecid in plasma and cerebrospinal fluid in patients.

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：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：INTRODUCTION:The objective of this study was to examine age-, hormone-, and sex-dependent differences to the behavioral effects of nicotine using place-conditioning procedures in female rats. METHODS:Animals received nicotine in their initially non-preferred side and saline on alternate days in their initially preferr...

journal_title：Psychopharmacology

authors： Torres OV,Natividad LA,Tejeda HA,Van Weelden SA,O'Dell LE

更新日期：2009-10-01 00:00:00

abstract：RATIONALE:Negative mood states are characterized by both stress hormone dysregulation and serotonergic dysfunction, reflected by altered thalamic serotonin transporter (5-HTT) levels. However, so far, no study examined the individual association between cortisol response and cerebral in vivo 5-HTT levels in patients su...

journal_title：Psychopharmacology

authors： Reimold M,Knobel A,Rapp MA,Batra A,Wiedemann K,Ströhle A,Zimmer A,Schönknecht P,Smolka MN,Weinberger DR,Goldman D,Machulla HJ,Bares R,Heinz A

更新日期：2011-02-01 00:00:00

abstract：:Dose-related effects of ethanol (placebo, 0.30, and 0.60 g/kg) on behavioral and event-related brain potential (ERP) indices of involuntary attention shifting of audition were investigated. ERPs were recorded from 11 healthy social drinkers during a forced-choice reaction-time (RT) task. Subjects were presented with 1...

journal_title：Psychopharmacology

authors： Jääskeläinen IP,Schröger E,Näätänen R

更新日期：1999-01-01 00:00:00

abstract：RATIONALE:Group I metabotropic glutamate receptor antagonists, which block both the mGlu1 and mGlu5 receptors, have been shown to have anxiolytic effects in the lick suppression test in rats. OBJECTIVE:The anxiolytic potential of the selective mGlu1 antagonist 3,4-dihydro-2H-pyrano[2,3]beta-quinolin-7-yl)(cis-4-methox...

journal_title：Psychopharmacology

authors： Steckler T,Lavreysen H,Oliveira AM,Aerts N,Van Craenendonck H,Prickaerts J,Megens A,Lesage AS

更新日期：2005-04-01 00:00:00

abstract：:Monoamine oxidases A and B (MAO-A and B) catalyze the oxidative catabolism of biogenic amines and xenobiotics. Investigation of these mitochondrial membrane proteins shows that they differ in substrate preference, inhibitor specificity, tissue and neuronal cell distribution, immunological properties, and nucleotide an...

journal_title：Psychopharmacology

authors： Kwan SW,Bergeron JM,Abell CW

更新日期：1992-01-01 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：RATIONALE:Caffeine and the adenosine A(1) and A(2A) receptor antagonist CGS15943 produce many behavioral effects that are similar to those produced by classic stimulant drugs (e.g. cocaine and amphetamines). OBJECTIVES:The current study evaluated whether CGS15943 would maintain self-administration and reinstate exting...

journal_title：Psychopharmacology

authors： Weerts EM,Griffiths RR

更新日期：2003-07-01 00:00:00

abstract：OBJECTIVES:In recent years, there has been growing research interest in using nicotine replacement medications to aid smoking reduction prior to a quit attempt. Gaining a better understanding of how treatments influence smoking reduction may allow for better tailoring of treatments and, ultimately, better cessation out...

journal_title：Psychopharmacology

authors： Lu W,Chappell K,Walters JAE,Jacobson GA,Patel R,Schüz N,Ferguson SG

更新日期：2017-07-01 00:00:00

abstract：:The effects of benztropine, scopolamine, atropine, methylatropine, amitriptyline, phencyclidine, and meperidine were determined alone and in conjunction with a behaviorally suppressing dose (0.05 mg/kg IM) of oxotremorine in pigeons responding under a multiple fixed-ratio 30 fixed-interval 5-min schedule of grain pres...

journal_title：Psychopharmacology

authors： Leander JD

更新日期：1981-01-01 00:00:00

abstract：:The relationship between each of two pharmacologic effects (tachycardia and psychological "high") of delta-9-tetrahydrocannabinol (THC) and plasma THC concentration was investigated in three male and three female experienced marihuana smokers. Each subject smoked 1% THC cigarette on two occasions separated by 2 h. Hea...

journal_title：Psychopharmacology

authors： Cocchetto DM,Owens SM,Perez-Reyes M,DiGuiseppi S,Miller LL

更新日期：1981-01-01 00:00:00

abstract：:Experiments assessed the development of tolerance to morphine stimulus control during treatment with selected maintenance doses of morphine. Separate groups of rats were trained to discriminate saline and either 3.2 mg/kg or 5.6 mg/kg morphine under fixed-ratio schedules of food delivery. Dose-response functions for g...

journal_title：Psychopharmacology

authors： Young AM,Sannerud CA,Steigerwald ES,Doty MD,Lipinski WJ,Tetrick LE

更新日期：1990-01-01 00:00:00

abstract：:The behavioral effects of intraventricularly (IVT) administered (-)-nicotine on food-maintained behavior were studied. Rats responded by pressing a lever under various fixed ratio (FR) schedules. Infusion of 5 microgram of (-)-nicotine suppressed responding under an FR 16 schedule for 11-13 min. The effect was inverse...

journal_title：Psychopharmacology

authors： DeNoble VJ,Dragan VP,Carron L

更新日期：1982-01-01 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：:Dopaminergic involvement in the regulation of operant behavior was examined by monitoring responding after administration of different dopaminergic agonists. A chain schedule of reinforcement was used to classify the effects of these agonists in long-tailed macaques (Macaca fascicularis). The schedule included the fol...

journal_title：Psychopharmacology

authors： Dooley DJ,Bowden DM

更新日期：1983-01-01 00:00:00

abstract：RATIONALE:Treatment of attention-deficit/hyperactivity disorder (ADHD) has for many years relied on psychostimulants, particularly various formulations of amphetamines and methylphenidate. These are central nervous system stimulants and are scheduled because of their abuse potential. Atomoxetine (atomoxetine hydrochlor...

journal_title：Psychopharmacology

authors： Upadhyaya HP,Desaiah D,Schuh KJ,Bymaster FP,Kallman MJ,Clarke DO,Durell TM,Trzepacz PT,Calligaro DO,Nisenbaum ES,Emmerson PJ,Schuh LM,Bickel WK,Allen AJ

更新日期：2013-03-01 00:00:00

abstract：RATIONALE:Glucagon-like peptide-1 (GLP-1) and glucagon-like peptide-2 (GLP-2) are gut derived hormones. GLP-1 and GLP-2 were shown to have pleiotropic effects in intestinal and pancreatic diseases. OBJECTIVE:We aimed to investigate the activities of GLP-1 and GLP-2 on nociception and inflammation in mice, involving th...

journal_title：Psychopharmacology

authors： Aykan DA,Kesim M,Ayan B,Kurt A

更新日期：2019-06-01 00:00:00

abstract：RATIONALE:Recent studies have suggested that the salutary actions of clozapine in schizophrenia may be due to selective activation of M(1) muscarinic receptors by clozapine and/or its major active metabolite N-desmethylclozapine. OBJECTIVE:We systematically tested this hypothesis by screening a large number of psychoa...

journal_title：Psychopharmacology

authors： Davies MA,Compton-Toth BA,Hufeisen SJ,Meltzer HY,Roth BL

更新日期：2005-04-01 00:00:00

abstract：BACKGROUND AND RATIONALE:Nicotinic acetylcholine systems play major roles in cognitive function. Nicotine and a variety of nicotinic agonists improve attention, and nicotinic antagonist exposure impairs it. This study was conducted to investigate the effect of a novel nicotinic receptor agonist at α4β2 nicotinic recept...

journal_title：Psychopharmacology

authors： Rezvani AH,Cauley MC,Johnson EC,Gatto GJ,Levin ED

更新日期：2012-10-01 00:00:00

abstract：:Preclinical and clinical research supports a role for neuroactive steroids in the pathophysiology of posttraumatic stress disorder (PTSD). We investigated ganaxolone (a synthetic 3β-methylated derivative of allopregnanolone, a GABAergic neuroactive steroid) for treatment of PTSD in a proof-of-concept, multisite, doubl...

journal_title：Psychopharmacology

authors： Rasmusson AM,Marx CE,Jain S,Farfel GM,Tsai J,Sun X,Geracioti TD,Hamner MB,Lohr J,Rosse R,Summerall L,Naylor JC,Cusin C,Lang AJ,Raman R,Stein MB

更新日期：2017-08-01 00:00:00

abstract：RATIONALE:The exact role of delta opioid receptors in drug-induced conditioned place preference (CPP) remains debated. Under classical experimental conditions, morphine-induced CPP is decreased in mice lacking delta opioid receptors (Oprd1 (-/-)). Morphine self-administration, however, is maintained, suggesting that dr...

journal_title：Psychopharmacology

authors： Le Merrer J,Faget L,Matifas A,Kieffer BL

更新日期：2012-09-01 00:00:00

abstract：RATIONALE:Dopamine (DA) D2-like antagonists block several effects of cocaine, including its locomotor stimulant and interoceptive discriminative-stimulus effects. Because these compounds generally lack selectivity among the D2-like DA receptors, the specific roles of the subtypes remain unclear. OBJECTIVES:DA D2 recep...

journal_title：Psychopharmacology

authors： Chausmer AL,Elmer GI,Rubinstein M,Low MJ,Grandy DK,Katz JL

更新日期：2002-08-01 00:00:00

abstract：:The effects of dopamine agonists on self-stimulation are a matter of considerable dispute. Apomorphine has variously been reported to inhibit, have no effect on, or to facilitate lever-press self-stimulation. To investigate the possibility that these discrepancies may reflect peculiarities of the lever-press test situ...

journal_title：Psychopharmacology

authors： Atrens DM,Becker FT,Hunt GE

更新日期：1980-01-01 00:00:00

abstract：:Intravenous cocaine self-administration behavior in rats was investigated using a progressive ratio (PR) schedule of reinforcement. The first response on the lever each day produced a drug infusion, whereupon the requirements of the schedule escalated with each reinforcement until the behavior extinguished. The final ...

journal_title：Psychopharmacology

authors： Roberts DC,Loh EA,Vickers G

更新日期：1989-01-01 00:00:00

abstract：:The effects of the CCKB-receptor agonist pentagastrin, a synthetic analogue of the cholecystokinin tetrapeptide (CCK-4), were studied in seven patients suffering from obsessive compulsive disorder (OCD) and seven healthy controls. All subjects were challenged with an IV dose of 0.6 micrograms/kg pentagastrin or placeb...

journal_title：Psychopharmacology

authors： de Leeuw AS,Den Boer JA,Slaap BR,Westenberg HG

更新日期：1996-08-01 00:00:00

abstract：:Selectively bred FAST mice are highly susceptible, while SLOW mice are less susceptible, to the locomotor stimulant effects of ethanol. Heritability estimates indicate that approximately 15% of the variance in the FAST lines is of additive genetic origin, while low susceptibility is ostensibly nonheritable. Inbreeding...

journal_title：Psychopharmacology

authors： Phillips TJ,Burkhart-Kasch S,Terdal ES,Crabbe JC

更新日期：1991-01-01 00:00:00

abstract：:Tolerance to nicotine occurs in mice after its chronic administration. This tolerance is accompanied by an up-regulation of nicotinic receptors as assessed by the binding of (3H)-nicotine and alpha-(125I)-bungarotoxin (BTX). Past studies (Marks et al. 1983, 1986) have shown that the increase in BTX binding sites is mo...

journal_title：Psychopharmacology

authors： Miner LL,Collins AC

更新日期：1988-01-01 00:00:00

abstract：RATIONALE:Studies of ethanol's effects on TSH carried out during the daytime, when its secretion is at its nadir, do not reflect the true action of alcohol on TSH secretion since TSH peak occurs at night. OBJECTIVE:The present study investigated the effects of alcohol on the serum concentrations of TSH in healthy volu...

journal_title：Psychopharmacology

authors： Danel T,Touitou Y

更新日期：2003-11-01 00:00:00

abstract：RATIONALE:Although both contain behaviourally significant concentrations of caffeine, tea is commonly perceived to be a less stimulating drink than coffee. At least part of the explanation for this may be that theanine, which is present in tea but not coffee, has relaxing effects. There is also some evidence that thean...

journal_title：Psychopharmacology

authors： Rogers PJ,Smith JE,Heatherley SV,Pleydell-Pearce CW

更新日期：2008-01-01 00:00:00