Apomorphine: selective inhibition of the aversive component of lateral hypothalamic self-stimulation.

abstract：:Chronic treatment (2 weeks) with piracetam (500 mg/kg, once daily PO) elevated m-cholinoceptor density in the frontal cortex of aged (18 months) female mice by about 30-40%, but had no effect on m-cholinoceptor density in the frontal cortex of young (4 weeks) mice. The effect of piracetam on m-cholinoceptor density as...

journal_title：Psychopharmacology

authors： Pilch H,Müller WE

更新日期：1988-01-01 00:00:00

abstract：:Twelve healthy male volunteers took part in a double-blind randomised cross-over study composed of three treatment sessions: remoxipride 100 mg; remoxipride 100 mg plus biperiden 4 mg; and biperiden 4 mg. Plasma and urine concentrations of remoxipride and biperiden, plasma prolactin levels, salivary flow and adverse e...

journal_title：Psychopharmacology

authors： Yisak W,Farde L,von Bahr C,Nilsson LB,Fredriksson G,Ogenstad S

更新日期：1993-01-01 00:00:00

abstract：RATIONALE:Clinical trials show that chronic cocaine users suffer from sleep disturbances and preclinical research has shown that acute sleep deprivation increases the rate of cocaine self-administration in rats. OBJECTIVE:This study examined the effect of cocaine self-administration on behavioral indices of sleep and ...

journal_title：Psychopharmacology

authors： Brutcher RE,Nader MA

更新日期：2013-09-01 00:00:00

abstract：RATIONALE:Interrelationships between the discriminative stimulus and reinforcing properties of psychoactive drugs and the way in which they may interact to control drug intake are unclear. Studies have shown that drug history can influence the expression of drug-produced behavioral effects. OBJECTIVE:The present study...

journal_title：Psychopharmacology

authors： Childs E,Shoaib M,Stolerman IP

更新日期：2006-06-01 00:00:00

abstract：:Effects of two dosages of rubidium chloride on exploration, locomotion, rearing and immobility were assessed for male and female rats in an exploration box and an open field. In contrast to previous findings, rubidium was found to decrease locomotion and rearing in the exploratory box, and also to decrease locomotion ...

journal_title：Psychopharmacology

authors： Syme GJ,Syme LA

更新日期：1979-03-22 00:00:00

abstract：OBJECTIVES:Ayahuasca is a traditional South American psychoactive beverage and the central sacrament of Brazilian-based religious groups, with followers in Europe and the United States. The tea contains the psychedelic indole N,N-dimethyltryptamine (DMT) and beta-carboline alkaloids with monoamine oxidase-inhibiting pr...

journal_title：Psychopharmacology

authors： Barbanoj MJ,Riba J,Clos S,Giménez S,Grasa E,Romero S

更新日期：2008-02-01 00:00:00

abstract：:The effects of morphine, ketocyclazocine, cyclazocine, and SKF-10,047 were tested alone and in conjunction with naltrexone or naloxone, in rats responding under a multiple fixed-interval 3-min schedule of food presentation. Under this paradigm, electric shock was delivered on a fixed-ratio schedule for responses occur...

journal_title：Psychopharmacology

authors： Snell D,Harris RA

更新日期：1982-01-01 00:00:00

abstract：RATIONAL:In recent years, evidence suggests that modafinil may be useful for certain symptom domains of schizophrenia, especially for the negative and cognitive symptoms. However, the results are not consistent. OBJECTIVE:This study was designed to investigate the effect of modafinil added to risperidone in patients w...

journal_title：Psychopharmacology

authors： Arbabi M,Bagheri M,Rezaei F,Ahmadi-Abhari SA,Tabrizi M,Khalighi-Sigaroudi F,Akhondzadeh S

更新日期：2012-04-01 00:00:00

abstract：:The asymptomatic and clinical stages of Parkinson's disease (PD) are associated with comorbid non-motor symptoms including gastrointestinal (GI) dysfunction. Although the neuroprotective and gastroprotective roles of kolaviron (KV) have been reported independently, whether KV-mediated GI-protective capacity could be b...

journal_title：Psychopharmacology

authors： Farombi EO,Awogbindin IO,Olorunkalu PD,Ogbuewu E,Oyetunde BF,Agedah AE,Adeniyi PA

更新日期：2020-11-01 00:00:00

abstract：:Supersensitivity to serotonin during migraine attack has been previously observed. Since the attack has been attributed to a critical lowering of morphine-like factors, we can expect serotonin supersensitivity during morphine abstinence. Slight signs of morphine abstinence have also been induced in volunteers after mi...

journal_title：Psychopharmacology

authors： Sicuteri F,Del Bianco PL,Anselmi B

更新日期：1979-10-01 00:00:00

abstract：RATIONALE:Dronabinol (Δ(9)tetrahydrocannabinol) is approved for HIV-related anorexia, yet, little is known about its effects in HIV-positive marijuana smokers. HIV-negative marijuana smokers require higher than recommended dronabinol doses to experience expected effects. OBJECTIVES:Employing a within-subjects, double-...

journal_title：Psychopharmacology

authors： Bedi G,Foltin RW,Gunderson EW,Rabkin J,Hart CL,Comer SD,Vosburg SK,Haney M

更新日期：2010-12-01 00:00:00

abstract：:The effect of lithium and rubidium on curiosity rearing, and locomotor activity in isolated and group-housed male mice (DBA/2 Han) was investigated. LiCl and RbCl were given with the drinking water (30 mol/l) during 3 weeks. The behaviour of the animals was tested before and after the chronical application of either l...

journal_title：Psychopharmacology

authors： Weischer ML

更新日期：1979-03-28 00:00:00

abstract：RATIONALE:Reduced serotonin neurotransmission is implicated in disorders of impulse control, but the involvement of serotonin in inhibitory processes in healthy human subjects remains unclear. OBJECTIVES:To investigate the effects of an acute manipulation of serotonin and genotype at a functional polymorphism in a gen...

journal_title：Psychopharmacology

authors： Clark L,Roiser JP,Cools R,Rubinsztein DC,Sahakian BJ,Robbins TW

更新日期：2005-11-01 00:00:00

abstract：:Rats treated weekly with cumulative doses (1-100 mg/kg, IP) of naltrexone develop an enhanced sensitivity to the operant response-rate decreasing effect of naltrexone. In the present experiment the pharmacological specificity of that enhanced sensitivity was determined by testing a variety of drugs for cross-sensitivi...

journal_title：Psychopharmacology

authors： Schindler CW,Goldberg SR,Katz JL

更新日期：1993-01-01 00:00:00

abstract：:The cataleptogenic effect of delta 9-THC was compared to its discriminative stimulus effects in rats. The ED50s for the discriminative stimulus and catalepsy were 0.8 and 4.0 mg/kg, respectively, while their time courses were very similar. The ED50 of delta 9-THC for catalepsy in experimentally naive rats was not diff...

journal_title：Psychopharmacology

authors： Prescott WR,Gold LH,Martin BR

更新日期：1992-01-01 00:00:00

abstract：:The tricyclic anticonvulsant carbamazepine (CBZ) is effective in pain and affective disorder, but the mechanism of action for this drug has not been defined. Recently it was reported that CBZ had interaction with adenosine receptor, which is related to the inhibition of release of neurotransmitter. In the present stud...

journal_title：Psychopharmacology

authors： Fujiwara Y,Sato M,Otsuki S

更新日期：1986-01-01 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:Studies about whether or not the cognitive performance of women is influenced by changes in levels of sex steroid hormones across the menstrual cycle have produced ambiguous results. OBJECTIVES:This study tested whether flight simulator performance differs significantly between the menstrual and the luteal p...

journal_title：Psychopharmacology

authors： Mumenthaler MS,O'Hara R,Taylor JL,Friedman L,Yesavage JA

更新日期：2001-05-01 00:00:00

abstract：:The effects of amphetamine on the partial punishment effect (PPE) at one trial per day, were examined. Two groups of animals were trained to run in a straight alley. The continuously reinforced (CRF) group received food reward on every trial. The partially punished (PP) group received food reward on every trial but in...

journal_title：Psychopharmacology

authors： Weiner I,Bercovitz H,Feldon J

更新日期：1986-01-01 00:00:00

abstract：:the immediate posttrial injection of oxotremorine (0.250 mu Mol/kg, IP) can facilitate the retention of a passive-avoidance response in mice. After the administration of alfa-methyl-p-tyrosine methylester (alpha-MPT) by intracerebroventricular injection at doses that had no effect on retention (100 microgram, 10 micro...

journal_title：Psychopharmacology

authors： Huygens P,Baratti CM,Gardella JL,Filinger E

更新日期：1980-01-01 00:00:00

abstract：RATIONALE:Dependence on both alcohol and cocaine is a widespread example of polydrug abuse/dependence. It has been hypothesized that ethanol reward is mediated via increased dopaminergic neurotransmission in mesolimbic striatum, as is the case for cocaine. However, little is known about the neurobiology of ethanol in p...

journal_title：Psychopharmacology

authors： Bradberry CW

更新日期：2002-12-01 00:00:00

abstract：:The purpose of this study was to investigate the developmental differences in seizure susceptibility in mice and the roles of the histaminergic neuron system in inhibition of convulsions in development. First, we studied developmental differences in electrically-induced seizures. Since the 14-day-old mice showed a dif...

journal_title：Psychopharmacology

authors： Yokoyama H,Onodera K,Iinuma K,Watanabe T

更新日期：1993-01-01 00:00:00

abstract：RATIONALE:Rats selectively bred for high saccharin (HiS) intake consume more alcohol and acquire intravenous (i.v.) cocaine self-administration more rapidly than their low saccharin (LoS)-consuming counterparts. The present experiment was designed to determine whether HiS and LoS rats differed in other aspects of drug ...

journal_title：Psychopharmacology

authors： Carroll ME,Anderson MM,Morgan AD

更新日期：2007-02-01 00:00:00

abstract：RATIONALE:Clozapine is a unique antipsychotic with very low propensity to cause motor side effects. In contrast to most other antipsychotics that block more than 70% of dopamine D(2) receptors at therapeutic doses, clozapine occupies less than 70%. Furthermore, even at maximum occupancy, 70% is not exceeded. Several me...

journal_title：Psychopharmacology

authors： Suhara T,Okauchi T,Sudo Y,Takano A,Kawabe K,Maeda J,Kapur S

更新日期：2002-02-01 00:00:00

abstract：RATIONALE:Acute ethanol administration induces hypothermia in genetically susceptible animals. Tolerance to this effect may develop with repeated administration. Allopregnanolone is an endogenously produced neuroactive steroid that acts at the GABA-A receptor. We postulated that allopregnanolone would induce hypothermi...

journal_title：Psychopharmacology

authors： Palmer AA,Moyer MR,Crabbe JC,Phillips TJ

更新日期：2002-07-01 00:00:00

abstract：:The behavioral responsiveness to challenge doses of the D2 agonist quinpirole was examined in 21-day-old normal offspring (experiment 1) as well as offspring exposed gestationally to cocaine (experiment 2). In both experiments weanling rats received a subcutaneous injection of 0 (0.9% saline), 0.04, 0.08, 0.5, or 1.0 ...

journal_title：Psychopharmacology

authors： Moody CA,Frambes NA,Spear LP

更新日期：1992-01-01 00:00:00

abstract：OBJECTIVE:To evaluate prospectively interferon alpha (IFN-alpha) associated effects on cerebral glucose metabolism and its correlation to neuropsychiatric symptoms during low-dose IFN-alpha-treatment. METHODS:Eleven patients treated with low-dose IFN-alpha for chronic hepatitis C were prospectively evaluated by neurop...

journal_title：Psychopharmacology

authors： Juengling FD,Ebert D,Gut O,Engelbrecht MA,Rasenack J,Nitzsche EU,Bauer J,Lieb K

更新日期：2000-11-01 00:00:00

abstract：:The opioid antagonist effects of systemically administered nor-binaltorphimine (nor-BNI) were evaluated against the kappa agonists CI-977, U69,593, U50,488, ethylketocyclazocine (EKC), Mr2034 and bremazocine, the mu agonist morphine and the alkaloid delta agonist BW-373U86 in the acetic acid-induced writhing assay in ...

journal_title：Psychopharmacology

authors： Broadbear JH,Negus SS,Butelman ER,de Costa BR,Woods JH

更新日期：1994-07-01 00:00:00

abstract：RATIONALE:Recent studies suggest that orexin/hypocretin is involved in drug reward and drug-seeking behaviors, including ethanol self-administration. However, orexin's role in ethanol-induced seeking behaviors remains unclear. OBJECTIVE:These studies examined the role of orexin in the acquisition and expression of eth...

journal_title：Psychopharmacology

authors： Voorhees CM,Cunningham CL

更新日期：2011-04-01 00:00:00

abstract：:Preclinical studies suggest that acoustic startle amplitude is increased during ethanol withdrawal. The current study evaluated the effects of intravenous infusion of the alpha 2-adrenergic antagonist, yohimbine (0.4 mg/kg), the serotonin partial agonist m-chlorophenylpiperazine (mCPP, 0.1 mg/kg), and placebo administ...

journal_title：Psychopharmacology

authors： Krystal JH,Webb E,Grillon C,Cooney N,Casal L,Morgan CA 3rd,Southwick SM,Davis M,Charney DS

更新日期：1997-06-01 00:00:00