Conditioned cyclosporine effects but not conditioned taste aversion in immunized rats.

abstract：:Extant research findings allow several conclusions regarding the relationship between estrogen and cognitive functioning across the female life span. First, performance on tests of verbal memory fluctuates in concert with physiological changes in ovarian hormone production during the menstrual cycle and during pregnan...

journal_title：Behavioral neuroscience

authors： Sherwin BB

更新日期：2012-02-01 00:00:00

abstract：:Withdrawal from an escalating-dose, bingelike regimen of cocaine administration in rats produced significantly depressed levels of locomotor activity during the nocturnal portion of the day-night cycle. This effect was observed during the first 48 hr of testing. Extracellular single-unit recordings of ventral tegmenta...

journal_title：Behavioral neuroscience

authors： Koeltzow TE,White FJ

更新日期：2003-08-01 00:00:00

abstract：:The context preexposure facilitation effect (CPFE) is a variant of contextual fear conditioning in which context learning, context-shock association, and expression of context conditioning occur in 3 separate phases-preexposure, training, and testing. During the preexposure phase, the CPFE is disrupted by hippocampal ...

journal_title：Behavioral neuroscience

authors： Robinson-Drummer PA,Dokovna LB,Heroux NA,Stanton ME

更新日期：2016-04-01 00:00:00

abstract：:Preadolescent mice have been shown to be differentially susceptible to the effects of both acute and chronic nicotine exposure on contextual fear learning relative to adults. For this study, we tested the effects of chronic nicotine exposure in preadolescence on adulthood extinction and spontaneous recovery of fear me...

journal_title：Behavioral neuroscience

authors： Zeid D,Gould TJ

更新日期：2018-08-01 00:00:00

abstract：:Neuropsin (kallikrein-related peptidase 8) is concentrated in the hippocampus, amygdala, olfactory bulb, and prefrontal cortex. Earlier studies showed that protease deficiency causes a significant impairment of early-phase long-term potentiation in the Schaffer collateral pathway and hippocampus-dependent memory in th...

journal_title：Behavioral neuroscience

authors： Horii Y,Yamasaki N,Miyakawa T,Shiosaka S

更新日期：2008-06-01 00:00:00

abstract：:Two experiments were conducted to determine the effectiveness of strychnine sulfate in attenuating the amnesia induced in mice by small doses of cycloheximide (CYC). Previously, reversal of CYC-induced amnesia catecholamine agonists has been taken as evidence that protein synthesis inhibitors induce amnesia via an inh...

journal_title：Behavioral neuroscience

authors： Leccese AP,Quinton EE

更新日期：1983-04-01 00:00:00

abstract：:Classical conditioning of the rabbit eyeblink response was used to study the effects of cerebellar lesions on performance in animals trained with low-intensity unconditioned stimuli (US). Animals were trained with 1 of 2 low-intensity corneal-airpuff USs paired with a tone-conditioned stimulus. This study confirms ear...

journal_title：Behavioral neuroscience

authors： Ivkovich D,Lockard JM,Thompson RF

更新日期：1993-06-01 00:00:00

abstract：:Young and aged animals were tested on a spatial alternation task that consisted of two interleaved components: (1) an "outbound" or alternation component (working memory) and (2) an "inbound" component, requiring the animal to remember to return to a central location in space (spatial memory). In the present study, ag...

journal_title：Behavioral neuroscience

authors： Kapellusch AJ,Lester AW,Schwartz BA,Smith AC,Barnes CA

更新日期：2018-12-01 00:00:00

abstract：:Sexually experienced female rats return to the male more quickly after intromissions, exhibit shorter interintromission intervals, and spend more time with the male rat during a test of paced mating behavior in comparison to naïve rats. The present study tested whether these changes reflect heightened sexual motivatio...

journal_title：Behavioral neuroscience

authors： Meerts SH,Park JH,Sekhawat R

更新日期：2016-10-01 00:00:00

abstract：:Rats with bilateral, electrolytic lesions of perirhinal cortex (PRC), lateral entorhinal cortex (LEC), or combined lesions (PRLE) were impaired relative to controls (sham) during initial acquisition in the Morris water maze, although all groups were eventually able to learn to locate the platform. A further deficit in...

journal_title：Behavioral neuroscience

authors： Liu P,Bilkey DK

更新日期：1998-04-01 00:00:00

abstract：:This study was conducted to investigate the effects of instruction types on hemispheric activation and accurate selection of spatial stimuli that had been previously presented at a subliminal level. Right-handed females randomly received either an "analytic" or a "holistic" instruction. Both groups first saw a series ...

journal_title：Behavioral neuroscience

authors： Barchas PR,Perlaki KM

更新日期：1986-06-01 00:00:00

abstract：:Acute mid-thoracic spinal cord transection eliminates hindlimb air-stepping in neonatal rats suspended in harnesses and administered L-DOPA. Because spinal cord transection eliminates all descending inputs to the hindlimb locomotor circuits, this experiment determined if coadministration of L-DOPA and quipazine (serot...

journal_title：Behavioral neuroscience

authors： McEwen ML,Van Hartesveldt C,Stehouwer DJ

更新日期：1997-08-01 00:00:00

abstract：:The experiments addressed the question of whether certain modalities of stimulation are more effective in eliciting immobility-related, atropine-sensitive neocortical low-voltage fast activity and hippocampal rhythmical slow activity from the rabbit. More pronounced activation and less pronounced habituation followed ...

journal_title：Behavioral neuroscience

authors： Whishaw IQ,Dyck R

更新日期：1984-04-01 00:00:00

abstract：:The authors have previously demonstrated that Purkinje cell-degeneration (pcd) mutant mice are impaired in eyeblink conditioning (L. Chen et al., 1996a). The present study addresses the following 3 questions: (a) whether pcd mice perceive the conditioned and unconditioned stimuli as well as the wild-type mice, (b) whe...

journal_title：Behavioral neuroscience

authors： Chen L,Bao S,Thompson RF

更新日期：1999-02-01 00:00:00

abstract：:The behavior of fetal rats was examined on Day 19 of gestation with procedures that enabled chemical stimulation and direct observation of fetuses. Rat fetuses are sensitive to both tactile stroking and intraoral infusion of chemical solutions, but the pattern and amount of activity depend upon the modality of stimula...

journal_title：Behavioral neuroscience

authors： Smotherman WP,Robinson SR

更新日期：1988-02-01 00:00:00

abstract：:Female rats exhibit a conditioned place preference (CPP) for a context paired with mating. The present experiment tested the hypothesis that the activation of the pelvic nerve mediates the reinforcing effects of mating for female rats. Rats underwent bilateral pelvic nerve or sham transection and then received paced m...

journal_title：Behavioral neuroscience

authors： Meerts SH,Clark AS

更新日期：2009-06-01 00:00:00

abstract：:Effects of the ingestion of protein and carbohydrate conditioned a preference for one size of chow particle over another, which was triggered by need for a specific nutrient. This learned elicitation of nutrient-specific dietary selection was not changed by injection of dl-fenfluramine HCl (2.5 mg/kg). This indicates ...

journal_title：Behavioral neuroscience

authors： Booth DA,Baker BJ

更新日期：1990-02-01 00:00:00

abstract：:Models of hippocampal function have proposed different functions for hippocampal regions CA3 and CA1, commonly proposing that CA1 performs a match-mismatch comparison of memory retrieval with sensory input. The study by I. Lee, M. R. Hunsaker, and R. P. Kesner (2005) tested these models using selective lesions of hipp...

journal_title：Behavioral neuroscience

authors： Hasselmo ME

更新日期：2005-02-01 00:00:00

abstract：:The effects of postingestive feedback on the value of intraoral sucrose and lateral hypothalamic (LH) stimulation were compared. Rats chose between a fixed LH stimulation train or a compound reward composed of the same stimulation train and an oral infusion of 1 M sucrose. The rats preferred the compound reward when p...

journal_title：Behavioral neuroscience

authors： Conover KL,Shizgal P

更新日期：1994-06-01 00:00:00

abstract：:Lateralization of the Morris water maze task was examined by injecting 5 ng of tetrodotoxin (TTX) into one dorsal hippocampus (HPC) of chronically cannulated rats (n = 20). The task, acquired (A) during unilateral HPC block, was retrieved (R) during TTX blockade of the ipsi- (I) or contralateral (C) HPC. Escape latenc...

journal_title：Behavioral neuroscience

authors： Fenton AA,Bures J

更新日期：1993-08-01 00:00:00

abstract：:Reinforcement learning (RL) is a powerful concept underlying forms of associative learning governed by the use of a scalar reward signal, with learning taking place if expectations are violated. RL may be assessed using model-based and model-free approaches. Model-based reinforcement learning involves the amygdala, th...

journal_title：Behavioral neuroscience

authors： Zsuga J,Biro K,Papp C,Tajti G,Gesztelyi R

更新日期：2016-02-01 00:00:00

abstract：:Recent studies of delay eyeblink conditioning (EBC) in young rats have demonstrated different effects of various conditioned and unconditioned stimulus (CS-US) preexposure conditions on learning at different ages. The present study extends this research to trace EBC. Subjects experienced 1 of 3 preexposure conditions ...

journal_title：Behavioral neuroscience

authors： Claflin DI,Buffington ML

更新日期：2006-04-01 00:00:00

abstract：:The neostriatum caudolaterale (NCL) in the pigeon (Columba livia) forebrain is a multisensory associative area and a functional equivalent to the mammalian prefrontal cortex (PFC). To investigate the role of N-methyl-D-aspartate (NMDA) receptors in the NCL for learning flexibility, the authors trained pigeons in a col...

journal_title：Behavioral neuroscience

authors： Lissek S,Diekamp B,Güntürkün O

更新日期：2002-08-01 00:00:00

abstract：:Nondemented Parkinson's disease (PD) patients report problems on nonmotor tasks that depend on visual or visuospatial abilities. In PD, foveal vision is impaired. Experimental studies in humans and monkeys established that foveal processing and visuospatial attention may be linked through saccadic eye movements. Sacca...

journal_title：Behavioral neuroscience

authors： Bodis-Wollner I,Glazman S,Yerram S

更新日期：2013-04-01 00:00:00

abstract：:Behavioral changes induced by inescapable shock were examined in six strains of mice. Exposure to shock provoked time-dependent disturbances of shuttle escape performance. In some strains the shock treatment did not affect escape performance, whereas in others profound performance deficits were evident. The inescapabl...

journal_title：Behavioral neuroscience

authors： Shanks N,Anisman H

更新日期：1988-12-01 00:00:00

abstract：:In the cognitive mapping theory of hippocampal function, currently active place cells represent a rat's spatial location (J. O'Keefe & L. Nadel, 1978). A systematic shift of firing field locations should therefore produce a similar shift in a rat's judgment of its location. A. A. Fenton, G. Csizmadia, and R. U. Muller...

journal_title：Behavioral neuroscience

authors： Kubie JL,Fenton A,Novikov N,Touretzky D,Muller RU

更新日期：2007-08-01 00:00:00

abstract：:Novelty seeking refers to the tendency of humans and animals to explore novel and unfamiliar stimuli and environments. The idea that dopamine modulates novelty seeking is supported by evidence that novel stimuli excite dopamine neurons and activate brain regions receiving dopaminergic input. In addition, dopamine is s...

journal_title：Behavioral neuroscience

authors： Costa VD,Tran VL,Turchi J,Averbeck BB

更新日期：2014-10-01 00:00:00

abstract：:Gerbils aged 3 months and 24+ months were subjected to 5 min of global forebrain ischemia and tested in a radial arm maze (1 trial/day, 50 days). Compared with age-matched, sham-operated controls, ischemic animals were impaired on measures of both working and reference memory. Aged animals were impaired on working mem...

journal_title：Behavioral neuroscience

authors： Schwartz C,Wishart TB,Ijaz S,Shuaib A

更新日期：1998-08-01 00:00:00

abstract：:In the separated arms conditioned cue preference (CCP) task rats are trained by confining them in one arm of an eight-arm radial maze with food and in another arm on the opposite side of the maze with no food on alternate days. After two such trials, rats prefer the food-paired arm when allowed to move freely between ...

journal_title：Behavioral neuroscience

authors： Naeem M,White NM

更新日期：2011-02-01 00:00:00

abstract：:Studies have shown that ovarian hormones protect against some of the cognitive deficits associated with aging. Although much of the literature in rodents has focused on hippocampal dependent tasks, studies suggest that tasks dependent on the prefrontal cortex are also influenced by ovarian hormones. The present study ...

journal_title：Behavioral neuroscience

authors： Chisholm NC,Juraska JM

更新日期：2012-02-01 00:00:00