Double blind controlled trials of cholecystokinin octapeptide in neuroleptic-refractory schizophrenia.

abstract：:Neuroimaging has been identified as a potentially powerful probe for the in vivo study of drug effects on the brain with utility across several phases of drug development spanning preclinical and clinical investigations. Specifically, neuroimaging can provide insight into drug penetration and distribution, target enga...

journal_title：Psychopharmacology

authors： Doyle OM,Mehta MA,Brammer MJ

更新日期：2015-11-01 00:00:00

abstract：RATIONALE:Treatment of the most widely abused drugs, nicotine and alcohol, is hampered by high rates of relapse. Varenicline tartrate, an α4β2 nicotinic receptor partial agonist, is currently prescribed as a smoking cessation aid. However, there is emerging evidence that it may also modulate alcohol seeking and cogniti...

journal_title：Psychopharmacology

authors： Wouda JA,Riga D,De Vries W,Stegeman M,van Mourik Y,Schetters D,Schoffelmeer AN,Pattij T,De Vries TJ

更新日期：2011-07-01 00:00:00

abstract：:There were marked strain differences in the duration of the protective effects of diazepam against the convulsant actions of penylenetetrazole and picrotoxin in mice. In no case was significant protection found at 12 h or longer, regardless of whether the incidence of or the latencies to myoclonus or tonic-clonic conv...

journal_title：Psychopharmacology

authors： File SE,Greenblatt DJ,Martin IL,Brown C

更新日期：1985-01-01 00:00:00

abstract：:The performance of healthy volunteer subjects on an auditory latent inhibition (LI) paradigm was assessed following administration of a single oral dose of d-amphetamine or placebo. It was predicted that a low (5 mg), but not a high (10 mg), dose of d-amphetamine would disrupt LI. The prediction was supported with lef...

journal_title：Psychopharmacology

authors： Gray NS,Pickering AD,Hemsley DR,Dawling S,Gray JA

更新日期：1992-01-01 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:We have recently shown that post-extinction exposure of rats to a sub-threshold reminder shock can reactivate extinguished context-related freezing and found that chronic treatment with fluoxetine before fear extinction prevents this phenomenon. OBJECTIVES:In the present study, we examined whether these find...

journal_title：Psychopharmacology

authors： Deschaux O,Spennato G,Moreau JL,Garcia R

更新日期：2011-05-01 00:00:00

abstract：RATIONALE:The five-choice serial reaction time task (5-CSRTT) is regularly used to study attention and impulsivity. In the 5-CSRTT, rodents initiate a trial, then after an inter-trial interval (ITI), a light appears in one of five holes. Responding in the lit vs. unlit hole reflects attention (accuracy), while respondi...

journal_title：Psychopharmacology

authors： Cope ZA,Halberstadt AL,van Enkhuizen J,Flynn AD,Breier M,Swerdlow NR,Geyer MA,Young JW

更新日期：2016-10-01 00:00:00

abstract：:We have studied striatal D2 dopamine binding in schizophrenic patients treated with the novel atypical antipsychotic drug, olanzapine. 123I iodobenzamide (IBZM) single photon emission tomography (SPET) was used to estimate striatal dopamine D2 receptor binding in vivo. Patients were recruited from a prospective, doubl...

journal_title：Psychopharmacology

authors： Pilowsky LS,Busatto GF,Taylor M,Costa DC,Sharma T,Sigmundsson T,Ell PJ,Nohria V,Kerwin RW

更新日期：1996-03-01 00:00:00

abstract：:Two groups of socially housed rhesus monkeys were raised under conditions differing in the degree of control or mastery over appetitive stimuli (food, water, and treats) in the 1st year of life. At age 18-24 months, a benzodiazepine receptor inverse agonist, beta-carboline-3-carboxylic acid ethyl ester (beta-CCE), was...

journal_title：Psychopharmacology

authors： Insel TR,Scanlan J,Champoux M,Suomi SJ

更新日期：1988-01-01 00:00:00

abstract：:The effects of naloxone, metenkephalin, and morphine were tested on phencyclidine(PCP)-induced stereotyped behaviors, ataxia, and hyperactivity in the rat. Naloxone (8 mg/kg) significantly decreased stereotypy, ataxia, and hyperactivity across all PCP doses tested (2.0, 4.0, and 6.0 mg/kg). Metenkephalin (40 microgram...

journal_title：Psychopharmacology

authors： Castellani S,Giannini AJ,Adams PM

更新日期：1982-01-01 00:00:00

abstract：:The effects of naloxone on diazepam-induced release of behavior in aversive situations were investigated in rats. Naloxone (0.5 and 1 mg/kg-1) suppressed diazepam-induced eating in an unfamiliar situation and reduced (1 mg/kg-1) spontaneous food intake. Naloxone (1 mg/kg-1) canceled the increased lever pressing produc...

journal_title：Psychopharmacology

authors： Soubrié P,Jobert A,Thiebot MH

更新日期：1980-01-01 00:00:00

abstract：RATIONALE:Selective serotonin reuptake inhibitor (SSRI) antidepressants are increasingly prescribed during pregnancy. Changes in serotonergic signaling during human fetal development have been associated with changes in brain development and with changes in affective behavior in adulthood. The suprachiasmatic nucleus (...

journal_title：Psychopharmacology

authors： Houwing DJ,de Waard J,Ramsteijn AS,Woelders T,de Boer SF,Wams EJ,Olivier JDA

更新日期：2020-08-01 00:00:00

abstract：:Diazepam-sensitive (DS) and -resistant (DR) mice were selectively bred for increased and reduced sensitivity to the ataxic effects of diazepam (40 mg/kg). Other response differences between DS and DR mice may reflect pleiotropic effects of the genes fixed during their selection. These mice were tested for their sensit...

journal_title：Psychopharmacology

authors： Phillips TJ,Gallaher EJ

更新日期：1992-01-01 00:00:00

abstract：RATIONALE:The role of endogenous opiate systems in cigarette smoking remains unclear. In laboratory animals, opiate antagonists block many of the effects of nicotine, but in humans they do not consistently alter smoking behavior. OBJECTIVE:This study explored the effects of naltrexone, alone and in combination with ni...

journal_title：Psychopharmacology

authors： Brauer LH,Behm FM,Westman EC,Patel P,Rose JE

更新日期：1999-04-01 00:00:00

abstract：:Key-press responding of mice was maintained under a fixed-ratio (FR) 30-response schedule of food presentation. Successive 3-min periods during which the experimental chamber was illuminated and the schedule was in effect were preceded by 10-min time-out (TO) periods during which all lights were out and responses had ...

journal_title：Psychopharmacology

authors： Solomon RE,Goodrich JE,Katz JL

更新日期：1988-01-01 00:00:00

abstract：:Psychopharmacological studies using caffeinated beverages or caffeine have rarely considered temporal effects on psychological and physiological function or the specific contribution of caffeine, hot water, or beverage type to the observed effects. The effect of 400 ml hot tea, coffee, and water consumption on systoli...

journal_title：Psychopharmacology

authors： Quinlan P,Lane J,Aspinall L

更新日期：1997-11-01 00:00:00

abstract：RATIONALE:Schedule-induced polydipsia (SIP) is an established model for studying compulsive behaviour in rats. Serotoninergic drugs effectively reduce compulsive drinking on SIP, and high compulsive drinker rats selected by SIP have shown differences in serotoninergic brain activity. However, the specific serotoninergi...

journal_title：Psychopharmacology

authors： Navarro SV,Gutiérrez-Ferre V,Flores P,Moreno M

更新日期：2015-02-01 00:00:00

abstract：:The present study was undertaken to investigate thoroughly the preclinical psychopharmacological profile of venlafaxine, testing a wide range of doses in animal models indicative of antidepressant-like effects. Venlafaxine was found to be active in mouse forced swimming test (at 8, 16, 32 and 64 mg/kg) and to increase...

journal_title：Psychopharmacology

authors： Redrobe JP,Bourin M,Colombel MC,Baker GB

更新日期：1998-07-01 00:00:00

abstract：RATIONALE:The cholinergic system is linked extensively to memory, but its exact role remains controversial. In particular, scopolamine-induced impairment in rodents is not task specific, which may be due to difficulty in developing rodent protocols to assess deficits in recent memory, in which the remembered event is b...

journal_title：Psychopharmacology

authors： Araujo JA,Chan AD,Winka LL,Seymour PA,Milgram NW

更新日期：2004-08-01 00:00:00

abstract：RATIONALE:The emergence of the consumption of highly potent synthetic cannabinoid receptor agonists (spice drugs) that produce important neurological symptoms has prompted the research on the consequences of acute and chronic use of these new psychoactive substances. Most studies on cannabinoid dependence have been per...

journal_title：Psychopharmacology

authors： Serrano A,Vadas E,Ferrer B,Bilbao A,Granado N,Suárez J,Pavon FJ,Moratalla R,Rodríguez de Fonseca F

更新日期：2021-02-01 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：AIM:The purpose of this study was to determine if acute nicotine attenuated ketamine-induced regional cerebral blood flow (rCBF). METHOD:Following 2-4 h of nicotine abstinence, healthy chronic smokers participated in four sets of rCBF studies, H2(15)O positron emission tomography, during a simple sensory motor control...

journal_title：Psychopharmacology

authors： Rowland LM,Beason-Held L,Tamminga CA,Holcomb HH

更新日期：2010-03-01 00:00:00

abstract：:This study examined and compared withdrawal signs and symptoms from cessation of 0, 2 and 4 mg nicotine gum. In addition, a comparison was made between nicotine gum versus cigarette withdrawal symptoms. Smokers first underwent cigarette deprivation for 4 days and then were randomly assigned to 0 (N = 16), 2 (N = 25), ...

journal_title：Psychopharmacology

authors： Hatsukami DK,Skoog K,Huber M,Hughes J

更新日期：1991-01-01 00:00:00

abstract：:The effects of ibogaine (40 and 80 mg/kg, i.p.), an indole alkaloid proposed for the treatment of drug abuse, were determined in three different groups of rats responding under an FR10 schedule of food, cocaine or heroin reinforcement. Ibogaine (80 mg/kg, i.p.) given 60 min before the start of the session resulted in ...

journal_title：Psychopharmacology

authors： Dworkin SI,Gleeson S,Meloni D,Koves TR,Martin TJ

更新日期：1995-02-01 00:00:00

abstract：RATIONALE:The antidepressant nortriptyline is a second-line pharmacotherapy for smoking cessation. Given that there is limited preclinical data available on the effects of nortriptyline on responses to nicotine, the present study sought to evaluate its effects on the reinforcing, discriminative stimulus (DS) and aversi...

journal_title：Psychopharmacology

authors： Wing VC,Shoaib M

更新日期：2012-02-01 00:00:00

abstract：:2,4-Dithiobiuret (DTB) is a sulfonated derivative of urea that is used as a reducing agent in chemical manufacture. Its low acute toxicity to rodents belies a peripherally mediated, delayed-onset muscle weakness which develops during repeated daily exposure. In experiment 1, a standard dose regimen of DTB (0.5 mg/kg p...

journal_title：Psychopharmacology

authors： Bushnell PJ,Oshiro WM

更新日期：1996-02-01 00:00:00

abstract：RATIONALE:Endogenous and exogenous cannabinoids acting through the CB1 cannabinoid receptors are implicated in the control of a variety of behavioural and neuroendocrine functions, including emotional responses, and learning and memory processes. Recently, knockout mice deficient in the CB1 cannabinoid receptor have be...

journal_title：Psychopharmacology

authors： Martin M,Ledent C,Parmentier M,Maldonado R,Valverde O

更新日期：2002-02-01 00:00:00

abstract：RATIONALE:Understanding of the mechanisms of biotransformation of antidepressant drugs, and of their capacity to interact with other medications, is of direct relevance to rational clinical psychopharmacology. OBJECTIVES:To determine the human cytochromes P450 mediating the metabolism of nefazodone, and the inhibitory...

journal_title：Psychopharmacology

authors： von Moltke LL,Greenblatt DJ,Granda BW,Grassi JM,Schmider J,Harmatz JS,Shader RI

更新日期：1999-07-01 00:00:00

abstract：RATIONALE:We recently demonstrated that blocking specific nicotinic acetylcholine receptors (nAChRs) abolishes the conditioned reinforcing properties of ethanol-associated cues in rat, suggesting nAChRs as promising pharmacological targets for prevention of cue-induced relapse. OBJECTIVES:The present study investigate...

journal_title：Psychopharmacology

authors： Löf E,Olausson P,Stomberg R,Taylor JR,Söderpalm B

更新日期：2010-10-01 00:00:00

abstract：:Administration of 10 mg/kg TRH to mice was found to reduce the sleep and hypothermia induced by 4.7 g/kg ethanol. However, TRH did not reduce the sleep of mice that were given gamma-hydroxybutyric acid (GHBA), baclophen, or aminooxyacetic acid (AOAA) in combination with 3 g/kg/ ethanol. TRH also failed to reverse the ...

journal_title：Psychopharmacology

authors： Cott J,Engel J

更新日期：1977-04-29 00:00:00