Opioid regulation of Pavlovian overshadowing in fear conditioning.

abstract：:A unilateral microinjection of morphine into the amygdala impaired fear conditioning to both a conditioned stimulus (CS) paired with shock and the context where shock occurred, whereas a microinjection of morphine into the nucleus accumbens (NA) spared fear conditioning to the CS but impaired, in a dose-dependent and ...

journal_title：Behavioral neuroscience

authors： Westbrook RF,Good AJ,Kiernan MJ

更新日期：1997-10-01 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：:This experiment investigated the development of caching behavior and the hippocampus (HF) in postfledging mountain chickadees (Poecile gambeli). From Days 35 to 53, the number of seeds stored increased but the proportion recovered did not. Birds that stored and recovered during 3 or more trials had significantly enlar...

journal_title：Behavioral neuroscience

authors： Clayton NS

更新日期：2001-06-01 00:00:00

abstract：:Pinealectomized lizards (Podarcis sicula) whose locomotor rhythms were recorded in constant temperature (29 degrees C) and darkness were subdivided into 2 groups of hosts: Each belonging to the 1st group (experimentals) received from a donor a pineal gland, and each belonging to the 2nd one (controls) received a piece...

journal_title：Behavioral neuroscience

authors： Foà A,Bertolucci C,Marsanich A,Innocenti A

更新日期：1997-10-01 00:00:00

abstract：:In humans, congenital deficiency of the enzyme hypoxanthine-guanine phosphoribosyltransferase (HPRT) results in a disorder known as the Lesch-Nyhan syndrome. Patients with this disorder exhibit a prominent neurobehavioral phenotype that results in part from dysfunction of catecholaminergic systems in the striatum. HPR...

journal_title：Behavioral neuroscience

authors： Jinnah HA,Gage FH,Friedmann T

更新日期：1991-12-01 00:00:00

abstract：:Rhesus monkeys were trained to learn a large series of visuomotor conditional associations, each involving the arbitrary coupling of a visual stimulus with 1 of 3 potentially correct forelimb movements. The monkeys then received bilateral aspiration lesions of either the amygdala plus subjacent cortex or the hippocamp...

journal_title：Behavioral neuroscience

authors： Murray EA,Wise SP

更新日期：1996-12-01 00:00:00

abstract：:Gerbils show a postischemic increase in locomotor activity that correlates to the extent of neuron loss in the hippocampal CA1 subfield. It has been suggested that this hyperactivity is predictive of neuron loss in the CA1. In this study the correlation between postischemic hyperactivity and neuron loss in several hip...

journal_title：Behavioral neuroscience

authors： Andersen MB,Zimmer J,Sams-Dodd F

更新日期：1997-12-01 00:00:00

abstract：:Substantial evidence suggests that pharmacological manipulations of neural serotonin pathways influence ingestive behaviors. Despite the known role of the nucleus accumbens in directing appetitive and consummatory behavior, there has been little examination of the influences that serotonin receptors may play in modula...

journal_title：Behavioral neuroscience

authors： Pratt WE,Blackstone K,Connolly ME,Skelly MJ

更新日期：2009-10-01 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：:One indication of receptive behavior of the female leopard frog, Rana pipiens, is absence of a release call during tactile stimulation of the trunk. Prostaglandin E2 (PGE2) inhibits this call. This experiment demonstrates a different pattern of [14C]2-deoxyglucose concentration in brains of 5 receptive females silence...

journal_title：Behavioral neuroscience

authors： Diakow C,Woicyk W,McEachron DL,Adler NT

更新日期：1989-10-01 00:00:00

abstract：:This review focuses on research on both the neural substrate of maternal responsiveness and on the physiological, behavioral, and motivational adaptations to the maternal state. The female's response to her young is presented as a model motivational system and the mechanisms and neural circuitry through which the medi...

journal_title：Behavioral neuroscience

authors： Numan M,Woodside B

更新日期：2010-12-01 00:00:00

abstract：:This study examined the neural substrates underlying the development of a conditioned place preference (CPP) to morphine (2 mg/kg x 3 pairings) by testing whether lesions of 7 different neural sites block a morphine-induced CPP. Lesions of the pedunculopontine tegmental nucleus (PPTg), the periaqueductal gray (PAG), o...

journal_title：Behavioral neuroscience

authors： Olmstead MC,Franklin KB

更新日期：1997-12-01 00:00:00

abstract：:Infant humans were trained on 2 cognitive tests that have previously revealed, in infant monkeys, a double dissociation that was reversible by perinatal manipulations of androgens and ablations of specific brain sites. Children showed the same sex-linked behavior found with infant monkeys: young boys were superior on ...

journal_title：Behavioral neuroscience

authors： Overman WH,Bachevalier J,Schuhmann E,Ryan P

更新日期：1996-08-01 00:00:00

abstract：:Prenatal testosterone exposure may be protective against disordered eating. However, prior studies have produced mixed results. Developmental differences in prenatal testosterone's protective effects on disordered eating may explain these discrepancies. Indeed, studies have differed in the age of participants assessed...

journal_title：Behavioral neuroscience

authors： Culbert KM,Breedlove SM,Sisk CL,Keel PK,Neale MC,Boker SM,Burt SA,Klump KL

更新日期：2015-02-01 00:00:00

abstract：:Acetylcholine (ACh) and noradrenaline (NA) release in the olfactory bulb (OB) of ewes was monitored using microdialysis. Both ACh and NA release increased at parturition in multiparous but not in primiparous ewes. However, vaginocervical stimulation performed 6 hr postpartum induced an increase of ACh and NA release i...

journal_title：Behavioral neuroscience

authors： Lévy F,Guevara-Guzman R,Hinton MR,Kendrick KM,Keverne EB

更新日期：1993-08-01 00:00:00

abstract：:Involvement of hippocampus in short-delay eye blink conditioning was reexamined during conditioned response (CR) consolidation. Rabbits received bilateral hippocampectomy, removal of overlying neocortex, or sham lesions and were trained with tone/puff pairings to early acquisition (consolidation) or well trained (over...

journal_title：Behavioral neuroscience

authors： Akase E,Alkon DL,Disterhoft JF

更新日期：1989-10-01 00:00:00

abstract：:A learning event can be dissociated into 3 components: acquisition, storage, and recall. When the laboratory wild-type strain of Caenorhabditis elegans (N2 strain) is exposed to benzaldehyde in the absence of food, the worms display a reduction of their attractive response to this volatile odorant. This results from t...

journal_title：Behavioral neuroscience

authors： Atkinson-Leadbeater K,Nuttley WM,van der Kooy D

更新日期：2004-12-01 00:00:00

abstract：:Chronic exposure to light at night (LAN) is a circadian disruptor and may be linked to various health risks, including mood disorders. We recently demonstrated that chronic exposure to dim (5 lux) LAN provokes depressive-like behaviors and reduced hippocampal CA1 dendritic spine density in female hamsters. Whether thi...

journal_title：Behavioral neuroscience

authors： Bedrosian TA,Weil ZM,Nelson RJ

更新日期：2012-10-01 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：:Previous research conducted in monkeys and rats has established that the perirhinal cortex is critically involved in object- or stimulus-recognition memory, whereas other research suggests this region may contribute to memory for object discriminations. These findings do not rule out the possibility that the perirhina...

journal_title：Behavioral neuroscience

authors： Wiig KA,Burwell RD

更新日期：1998-08-01 00:00:00

abstract：:Rats were exposed to shock-paired cues immediately after training on an appetitive preference task. Elevated levels of freezing in and active avoidance of the shock-paired compartment were observed, and memory for the appetitive task was improved when tested 24 hr later. Intra-amygdala muscimol injected before the pos...

journal_title：Behavioral neuroscience

authors： Holahan MR,White NM

更新日期：2004-02-01 00:00:00

abstract：:Effects of posttraining epinephrine (EPI) on retention of a massed (1 session, 30 trials) 2-way active avoidance task in rats were studied. The rats received an injection (ip) of 0.05 mg/kg EPI, 0.01 mg/kg EPI, or distilled water immediately after the training session. EPI did not improve retention 24 hr after the tra...

journal_title：Behavioral neuroscience

authors： Costa-Miserachs D,Portell-Cortés I,Aldavert-Vera L,Torras-García M,Morgado-Bernal I

更新日期：1994-06-01 00:00:00

abstract：:This series of experiments investigated the role of a prefrontal cortical-dorsal striatal circuit in attention, using a continuous performance task of sustained and spatially divided visual attention. A unilateral excitotoxic lesion of the medial prefrontal cortex and a contralateral lesion of the medial caudate-putam...

journal_title：Behavioral neuroscience

authors： Christakou A,Robbins TW,Everitt BJ

更新日期：2001-08-01 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 spectral sensitivity of the red and the yellow retinal fields of head-fixed pigeons was separately measured for wavelengths between 340 and 640 nm by a behavioral perimetric technique. Within this spectral range the mean spectral sensitivity of both fields was found to be maximal at 584 nm and minimal at the lower...

journal_title：Behavioral neuroscience

authors： Remy M,Emmerton J

更新日期：1989-02-01 00:00:00

abstract：:Finicky feeding refers to an animal's tendency to become more particular in accepting and choosing food as satiation is approached. We tested the hypothesis that finickiness in the blowfly is related to the balance between internal inhibition, generated by a full crop, and external sensory information, generated by or...

journal_title：Behavioral neuroscience

authors： Moss CF,Dethier VG

更新日期：1983-08-01 00:00:00

abstract：:Adult rats have been phenotyped as high (HRs) or low (LRs) responders to novelty, the former associated with high-risk behaviors. Data indicating that adolescent rodents exhibit increased novelty-seeking relative to adults are equivocal, and phenotypic variations in adolescent novel stimulus reactivity are unknown. To...

journal_title：Behavioral neuroscience

authors： Philpot RM,Wecker L

更新日期：2008-08-01 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

abstract：:Covert shifts of visual attention in space have been quantified by measuring the effects of visual cues on the detection of visual targets in humans and monkeys maintaining visual fixation. These observations of "covert orienting" have provided important information regarding the neurobiology of visual attention in pr...

journal_title：Behavioral neuroscience

authors： Bushnell PJ

更新日期：1995-12-01 00:00:00

abstract：:The sensitivity of several inbred strains of mice was assessed for ethanol's effects on activity, body temperature, ataxia, balance, and the righting reflex. Genotypic correlations among the mean responses for the strains were estimated as indexes of pleiotropic influences of genes on drug responses. Three major group...

journal_title：Behavioral neuroscience

authors： Crabbe JC

更新日期：1983-04-01 00:00:00