The effects of amphetamine sensitization on conditioned inhibition during a Pavlovian-instrumental transfer task in rats.

abstract：:The effects of a new alpha-2 adrenoceptor antagonist on erectile function was assessed in 12 normal volunteers (mean age 28.7, range 20-42), using a double blind, placebo controlled design with two doses of drug and three testing sessions. The drug was administered by intravenous infusion and erectile responses to ero...

journal_title：Psychopharmacology

authors： Munoz M,Bancroft J,Turner M

更新日期：1994-08-01 00:00:00

abstract：RATIONALE:Chronic stress and corticosterone have been shown to affect serotonin (5-HT) neurotransmission; however, the influence of stress on the activity of the dorsal raphe nucleus (DRN), the main source of 5-HT in the forebrain, is not well understood. In particular, it is unknown if and how stress modifies DRN 5-HT...

journal_title：Psychopharmacology

authors： Sowa J,Kusek M,Siwiec M,Sowa JE,Bobula B,Tokarski K,Hess G

更新日期：2018-12-01 00:00:00

abstract：INTRODUCTION:Non-medical use of prescription opioids such as the mu opioid receptor (MOP-r) agonist oxycodone is a growing problem in the USA and elsewhere. There is limited information about oxycodone's impact on diverse gene systems in the brain. OBJECTIVES:The current study was designed to examine how chronic oxyco...

journal_title：Psychopharmacology

authors： Zhang Y,Liang Y,Levran O,Randesi M,Yuferov V,Zhao C,Kreek MJ

更新日期：2017-08-01 00:00:00

abstract：:Using a conditioned avoidance procedure in rats, the present study examined the ability of 8-OH-DPAT, ritanserin, and prazosin to alter the effects of the dopamine antagonists, raclopride and haloperidol, on avoidance- and on escape responding. The 5-HT1A agonist 8-OH-DPAT (0.16 mg/kg) significantly enhanced the inhib...

journal_title：Psychopharmacology

authors： Prinssen EP,Kleven MS,Koek W

更新日期：1996-11-01 00:00:00

abstract：:Serotonin receptors of the 5HT2 type were labeled on platelet membranes using tritiated ketanserin. Blood was collected from the umbilical cord of newborns and venous samples were collected from 6-year-old children as well as junior-high and high school students (ages 13 through 18) to determine age-related changes in...

journal_title：Psychopharmacology

authors： Biegon A,Greuner N

更新日期：1992-01-01 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:A number of studies have indicated a relationship between the intake of palatable foods or fluids and drug self-administration. OBJECTIVES:Two experiments were conducted to determine whether the intake of sucrose or fat was related to subsequent cocaine self-administration. METHODS:In separate groups of rat...

journal_title：Psychopharmacology

authors： Gosnell BA

更新日期：2000-04-01 00:00:00

abstract：RATIONALE:Neuroactive derivatives of steroid hormones, neurosteroids, can act on GABAA receptors (GABAARs) to potentiate the effects of GABA on these receptors. Neurosteroids become elevated to physiologically relevant levels under conditions characterized by increased steroid hormones. There is considerable evidence f...

journal_title：Psychopharmacology

authors： MacKenzie G,Maguire J

更新日期：2014-09-01 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：:A continuing challenge for preclinical research on anxiolytic drugs is to capture the affective dimension that characterizes anxiety and aggression, either in their adaptive forms or when they become of clinical concern. Experimental protocols for the preclinical study of anxiolytic drugs typically involve the suppres...

journal_title：Psychopharmacology

authors： Miczek KA,Weerts EM,Vivian JA,Barros HM

更新日期：1995-09-01 00:00:00

abstract：:The effect of the intracerebroventricular (ICV) administration of taurine on amnesia, convulsions and death caused by hypoxia was investigated in mice. Taurine in doses of 80-100 micrograms/mouse impaired acquisition of a single trial in passive avoidance performance, but protected mice from the learning impairment in...

journal_title：Psychopharmacology

authors： Malcangio M,Bartolini A,Ghelardini C,Bennardini F,Malmberg-Aiello P,Franconi F,Giotti A

更新日期：1989-01-01 00:00:00

abstract：RATIONAL:Caloric restriction increases the risk of relapse in abstinent drug users. Hormones involved in the regulation of energy balance and food intake, such as leptin and ghrelin, are implicated in drug-related behaviors. OBJECTIVES:We investigated the role of leptin and ghrelin in the augmentation of heroin seekin...

journal_title：Psychopharmacology

authors： D'Cunha TM,Chisholm A,Hryhorczuk C,Fulton S,Shalev U

更新日期：2020-03-01 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:Decision-making is a complex cognitive process that is mediated, in part, by subregions of the medial prefrontal cortex (PFC). Decision-making is impaired in a number of psychiatric conditions including schizophrenia. Notably, people with schizophrenia exhibit reductions in GABA function in the same PFC areas...

journal_title：Psychopharmacology

authors： Paine TA,O'Hara A,Plaut B,Lowes DC

更新日期：2015-05-01 00:00:00

abstract：RATIONALE:Gonadal steroid hormones altered opioid antinociception under some conditions in rodents, and we reported previously that chronic estradiol enhanced kappa but not mu opioid antinociception in ovariectomized rhesus monkeys. Sex differences have also been observed in the antinociceptive effects of opioid agonis...

journal_title：Psychopharmacology

authors： Negus SS,Mello NK

更新日期：2002-01-01 00:00:00

abstract：:Recent work with humans and animals has suggested that the cholinergic system plays an important role in the active control of attention. This study was designed to investigate the effects of scopolamine upon subjects' ability to utilize knowledge of the spatial probability bias in a display in the detection of briefl...

journal_title：Psychopharmacology

authors： Dunne MP,Hartley LR

更新日期：1986-01-01 00:00:00

abstract：:The aim of the present study was to (i) characterise the mouse behavioural profile (particularly social interactions) during the preweaning period, (ii) assess the effects of prenatal exposure to an anticonvulsant drug widely used in clinical practice, (iii) examine possible genetic differences both in baseline behavi...

journal_title：Psychopharmacology

authors： Laviola G,Terranova ML,Sedowofia K,Clayton R,Manning A

更新日期：1994-01-01 00:00:00

abstract：RATIONALE:Morphine and buprenorphine have analgesic and anxiolytic-like properties. While their analgesic effects have been well characterized, their anxiolytic-like properties have not. OBJECTIVES:Effects of acute morphine and buprenorphine on the expression of acoustic fear-potentiated startle (FPS) and naloxone pre...

journal_title：Psychopharmacology

authors： Glover EM,Davis M

更新日期：2008-06-01 00:00:00

abstract：RATIONALE:Effort-related motivational symptoms such as anergia and fatigue are common in patients with depression and other disorders. Research implicates pro-inflammatory cytokines in depression, and administration of cytokines can induce effort-related motivational symptoms in humans. OBJECTIVES:The present experime...

journal_title：Psychopharmacology

authors： Nunes EJ,Randall PA,Estrada A,Epling B,Hart EE,Lee CA,Baqi Y,Müller CE,Correa M,Salamone JD

更新日期：2014-02-01 00:00:00

abstract：:The effects of ethanol on locomotor activity and rotarod performance were measured in the rat. Apomorphine (4 mg/kg s.c.) antagonized and pimozide (0.75 - 1.50 mg/kg s.c.) enhanced the effects of a 2 g/kg dose of ethanol on rotarod performance. No such interaction was seen with pentobarbital, 25 mg/kg, a dose sufficie...

journal_title：Psychopharmacology

authors： Bacopoulos NG,Bize I,Levine J,Van Orden LS 3rd

更新日期：1979-01-31 00:00:00

abstract：:The purpose of this study was to assess the effects of acute nicotine administration, following a 12-h cigarette deprivation period, using a computerized performance assessment battery (PAB). The PAB was comprised of five tasks which were selected to reflect a variety of complex acquired behaviors, sometimes referred ...

journal_title：Psychopharmacology

authors： Snyder FR,Henningfield JE

更新日期：1989-01-01 00:00:00

abstract：RATIONALE:Repeated administration of psychoactive drugs results in a progressive enhancement of the behavioral effects of these compounds, a phenomenon termed sensitization. OBJECTIVE:We tested whether repeated administration of the non-competitive NMDA receptor antagonist dizocilpine (MK-801) induces sensitization of...

journal_title：Psychopharmacology

authors： Schulz B,Fendt M,Pedersen V,Koch M

更新日期：2001-07-01 00:00:00

abstract：:Nine VA Medical Centers are participating in a 2-year double-blind placebo controlled study of antioxidant treatment for tardive dyskinesia (TD) conducted by the Department of Veteran Affairs Cooperative Studies Program. One of the principal outcome measures of this study is the score derived from the instrumental ass...

journal_title：Psychopharmacology

authors： Caligiuri MP,Lohr JB,Rotrosen J,Adler L,Lavori P,Edson R,Tracy K

更新日期：1997-07-01 00:00:00

abstract：RATIONALE:Spontaneous fluctuations in the size of the pupil in darkness are a recognized index of sleepiness, and these fluctuations can be quantitatively measured using the pupillographic sleepiness test (PST). The central noradrenergic system is believed to play a role in the maintenance of alertness, and there is ev...

journal_title：Psychopharmacology

authors： Phillips MA,Szabadi E,Bradshaw CM

更新日期：2000-05-01 00:00:00

abstract：RATIONALE:The circumstances of drug taking are thought to play a role in drug abuse but the evidence of it is anecdotal. Previous studies have shown that the intravenous self-administration of cocaine is facilitated in rats non-residing in the test chambers relative to rats that live in the test chambers at all times. ...

journal_title：Psychopharmacology

authors： Caprioli D,Celentano M,Paolone G,Lucantonio F,Bari A,Nencini P,Badiani A

更新日期：2008-06-01 00:00:00

abstract：:Serotonergic mechanisms mediate the expression of personality traits (such as impulsivity, aggression and anxiety) that are linked to vulnerability to psychological illnesses, and modulate the identification of emotional expressions in the face as well as learning about broader classes of appetitive and aversive signa...

journal_title：Psychopharmacology

authors： Ward R,Sreenivas S,Read J,Saunders KEA,Rogers RD

更新日期：2017-07-01 00:00:00

abstract：:Corticotropin releasing factor (CRF), a neuropeptide secreted by hypothalamic and extrahypothalamic neurons, is thought to mediate stress-related behaviors. The tension reduction hypothesis suggests that ethanol drinking reduces stress; that drinking is reinforced by this reduced stress; and that the probability of dr...

journal_title：Psychopharmacology

authors： Bell SM,Reynolds JG,Thiele TE,Gan J,Figlewicz DP,Woods SC

更新日期：1998-09-01 00:00:00

abstract：RATIONALE:Adolescence marks a period of increased vulnerability to the development of substance use disorders. High sweet preference is a genetically mediated behavioral trait that also predicts vulnerability to substances of abuse. Previous research has shown that while adolescent rats selectively bred for high (HiS) ...

journal_title：Psychopharmacology

authors： Holtz NA,Carroll ME

更新日期：2013-05-01 00:00:00

abstract：:The effects of vitamin B12 are compared to those of aspirin and 0.9% saline in three different experimental pain models in rats and mice; an electric shock test, the hot-plate test, and the phenylbenzoquinone writhing test. Neither cyanocobalamin nor hydroxocobalamin showed any antinociceptive activity in any of the t...

journal_title：Psychopharmacology

authors： Eschalier A,Aumaître O,Decamps A,Dordain G

更新日期：1983-01-01 00:00:00

abstract：:The ventral tegmental area (VTA) evaluates salience of environmental stimuli and provides dopaminergic innervation to many brain areas affected by acute and chronic ethanol exposure. While primarily associated with rewarding and reinforcing stimuli, recent evidence indicates a role for the VTA in aversion as well. Eth...

journal_title：Psychopharmacology

authors： You C,Vandegrift B,Brodie MS

更新日期：2018-06-01 00:00:00